Commit Graph

779376 Commits

Author SHA1 Message Date
Harry Cutts d56ca9855b HID: logitech: Enable high-resolution scrolling on Logitech mice
There are three features used by various Logitech mice for
high-resolution scrolling: the scrolling acceleration bit in HID++ 1.0,
and the x2120 and x2121 features in HID++ 2.0 and above. This patch
supports all three, and uses the multiplier reported by the mouse for
the HID++ 2.0+ features.

The full list of product IDs of mice which support high-resolution
scrolling was provided by Logitech, but the patch was tested using the
following mice (using the Unifying receiver):

* HID++ 1.0: Anywhere MX, Performance MX
* x2120: M560
* x2121: MX Anywhere 2, MX Master 2S

Signed-off-by: Harry Cutts <hcutts@chromium.org>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2018-09-05 10:12:07 +02:00
Harry Cutts 051dc9b057 HID: logitech: Add function to enable HID++ 1.0 "scrolling acceleration"
"Scrolling acceleration" is a bit of a misnomer: it doesn't deal with
acceleration at all. However, that's the name used in Logitech's spec,
so I used it here.

Signed-off-by: Harry Cutts <hcutts@chromium.org>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2018-09-05 10:12:07 +02:00
Harry Cutts 1ff2e1a44e HID: input: Create a utility class for counting scroll events
To avoid code duplication, this class counts high-resolution scroll
movements and emits the legacy low-resolution events when appropriate.
Drivers should be able to create one instance for each scroll wheel that
they need to handle.

Signed-off-by: Harry Cutts <hcutts@chromium.org>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2018-09-05 10:12:07 +02:00
Harry Cutts aaf9978c3c Input: Add the `REL_WHEEL_HI_RES` event code
This event code represents scroll reports from high-resolution wheels,
and will be used by future patches in this series. See the linux-input
"Reporting high-resolution scroll events" thread [0] for more details.

[0]: https://www.spinics.net/lists/linux-input/msg57380.html

Signed-off-by: Harry Cutts <hcutts@chromium.org>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2018-09-05 10:12:07 +02:00
Linus Torvalds 7a324b3f05 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Pull HID updates from Jiri Kosina:

 - touch_max detection improvements and quirk handling fixes in wacom
   driver from Jason Gerecke and Ping Cheng

 - Palm rejection from Dmitry Torokhov and _dial support from Benjamin
   Tissoires for hid-multitouch driver

 - Low voltage support for i2c-hid driver from Stephen Boyd

 - Guitar-Hero support from Nicolas Adenis-Lamarre

 - other assorted small fixes and device ID additions

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (40 commits)
  HID: intel_ish-hid: tx_buf memory leak on probe/remove
  HID: intel-ish-hid: Prevent loading of driver on Mehlow
  HID: cougar: Add support for the Cougar 500k Gaming Keyboard
  HID: cougar: make compare_device_paths reusable
  HID: intel-ish-hid: remove redundant variable num_frags
  HID: multitouch: handle palm for touchscreens
  HID: multitouch: touchscreens also use confidence reports
  HID: multitouch: report MT_TOOL_PALM for non-confident touches
  HID: microsoft: support the Surface Dial
  HID: core: do not upper bound the collection stack
  HID: input: enable Totem on the Dell Canvas 27
  HID: multitouch: remove one copy of values
  HID: multitouch: ditch mt_report_id
  HID: multitouch: store a per application quirks value
  HID: multitouch: Store per collection multitouch data
  HID: multitouch: make sure the static list of class is not changed
  input: add MT_TOOL_DIAL
  HID: elan: Add support for touchpad on the Toshiba Click Mini L9W
  HID: elan: Add USB-id for HP x2 10-n000nd touchpad
  HID: elan: Add a flag for selecting if the touchpad has a LED
  ...
2018-08-20 15:59:01 -07:00
Linus Torvalds 61c4fc1eaf - Core Frameworks
- Remove unused/obsolete code/comments
 
  - New Functionality
    - Allow less granular brightness specification for high-res PWMs; pwm_bl
    - Align brightness {inc,dec}rements with that perceived by the human-eye; pwm_bl
 
  - Fix-ups
    - Prepare for the introduction of -Wimplicit-fall-through; adp8860_bl
 
  - Bug Fixes
    - Fix uninitialised variable; pwm_bl
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Merge tag 'backlight-next-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight

Pull backlight updates from Lee Jones:
 "Core Framework:
   - Remove unused/obsolete code/comments

  New Functionality:
   - Allow less granular brightness specification for high-res PWMs; pwm_bl
   - Align brightness {inc,dec}rements with that perceived by the human-eye; pwm_bl

  Fix-ups:
   - Prepare for the introduction of -Wimplicit-fall-through; adp8860_bl

  Bug Fixes:
   - Fix uninitialised variable; pwm_bl"

* tag 'backlight-next-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight:
  backlight: pwm_bl: Fix uninitialized variable
  backlight: adp8860: Mark expected switch fall-through
  backlight: Remove obsolete comment for ->state
  dt-bindings: pwm-backlight: Move brightness-levels to optional
  backlight: pwm_bl: Compute brightness of LED linearly to human eye
  dt-bindings: pwm-backlight: Add a num-interpolation-steps property
  backlight: pwm_bl: Linear interpolation between brightness-levels
2018-08-20 15:41:37 -07:00
Linus Torvalds 532c2b926d - New Drivers
- Add Cirrus Logic Madera Codec (CS47L35, CS47L85 and CS47L90/91) driver
    - Add ChromeOS EC CEC driver
    - Add ROHM BD71837 PMIC driver
 
  - New Device Support
    - Add support for Dialog Semi DA9063L PMIC variant to DA9063
    - Add support for Intel Ice Lake to Intel-PLSS-PCI
    - Add support for X-Powers AXP806 to AXP20x
 
  - New Functionality
    - Add support for USB Charging to the ChromeOS Embedded Controller
    - Add support for HDMI CEC to the ChromeOS Embedded Controller
    - Add support for HDMI CEC to Intel HDMI
    - Add support for accessory detection to Madera devices
    - Allow individual pins to be configured via DT' wlf,csnaddr-pd
    - Provide legacy platform specific EEPROM/Watchdog commands; rave-sp
 
  - Fix-ups
    - Trivial renaming/spelling fixes; cros_ec, da9063-*
    - Convert to Managed Resources (devm_*); da9063-*, ti_am335x_tscadc
    - Transition to helper macros/functions; da9063-*
    - Constify; kempld-core
    - Improve error path/messages; wm8994-core
    - Disable IRQs locally instead of relying on USB subsystem; dln2
    - Remove unused code; rave-sp
    - New exports; sec-core
 
  - Bug Fixes
    - Fix possible false I2C transaction error; arizona-core
    - Fix declared memory area size; hi655x-pmic
    - Fix checksum type; rave-sp
    - Fix incorrect default serial port configuration: rave-sp
    - Fix incorrect coherent DMA mask for sub-devices; sm501
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Merge tag 'mfd-next-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:
 "New Drivers:
   - Add Cirrus Logic Madera Codec (CS47L35, CS47L85 and CS47L90/91) driver
   - Add ChromeOS EC CEC driver
   - Add ROHM BD71837 PMIC driver

  New Device Support:
   - Add support for Dialog Semi DA9063L PMIC variant to DA9063
   - Add support for Intel Ice Lake to Intel-PLSS-PCI
   - Add support for X-Powers AXP806 to AXP20x

  New Functionality:
   - Add support for USB Charging to the ChromeOS Embedded Controller
   - Add support for HDMI CEC to the ChromeOS Embedded Controller
   - Add support for HDMI CEC to Intel HDMI
   - Add support for accessory detection to Madera devices
   - Allow individual pins to be configured via DT' wlf,csnaddr-pd
   - Provide legacy platform specific EEPROM/Watchdog commands; rave-sp

  Fix-upsL
   - Trivial renaming/spelling fixes; cros_ec, da9063-*
   - Convert to Managed Resources (devm_*); da9063-*, ti_am335x_tscadc
   - Transition to helper macros/functions; da9063-*
   - Constify; kempld-core
   - Improve error path/messages; wm8994-core
   - Disable IRQs locally instead of relying on USB subsystem; dln2
   - Remove unused code; rave-sp
   - New exports; sec-core

  Bug Fixes:
   - Fix possible false I2C transaction error; arizona-core
   - Fix declared memory area size; hi655x-pmic
   - Fix checksum type; rave-sp
   - Fix incorrect default serial port configuration: rave-sp
   - Fix incorrect coherent DMA mask for sub-devices; sm501"

* tag 'mfd-next-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (60 commits)
  mfd: madera: Add register definitions for accessory detect
  mfd: sm501: Set coherent_dma_mask when creating subdevices
  mfd: bd71837: Devicetree bindings for ROHM BD71837 PMIC
  mfd: bd71837: Core driver for ROHM BD71837 PMIC
  media: platform: cros-ec-cec: Fix dependency on MFD_CROS_EC
  mfd: sec-core: Export OF module alias table
  mfd: as3722: Disable auto-power-on when AC OK
  mfd: axp20x: Support AXP806 in I2C mode
  mfd: axp20x: Add self-working mode support for AXP806
  dt-bindings: mfd: axp20x: Add "self-working" mode for AXP806
  mfd: wm8994: Allow to configure CS/ADDR Pulldown from dts
  mfd: wm8994: Allow to configure Speaker Mode Pullup from dts
  mfd: rave-sp: Emulate CMD_GET_STATUS on device that don't support it
  mfd: rave-sp: Add legacy watchdog ping command translation
  mfd: rave-sp: Add legacy EEPROM access command translation
  mfd: rave-sp: Initialize flow control and parity of the port
  mfd: rave-sp: Fix incorrectly specified checksum type
  mfd: rave-sp: Remove unused defines
  mfd: hi655x: Fix regmap area declared size for hi655x
  mfd: ti_am335x_tscadc: Fix struct clk memory leak
  ...
2018-08-20 15:38:44 -07:00
Linus Torvalds 8786583db5 * An urgent fix for a NULL ptr deref on machines with LRDDR4 DIMMs, from Takashi Iwai.
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Merge tag 'edac_fixes_for_4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp

Pull EDAC fix from Borislav Petkov:
 "An urgent fix for a NULL ptr deref on machines with LRDDR4 DIMMs, from
  Takashi Iwai"

* tag 'edac_fixes_for_4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp:
  EDAC: Add missing MEM_LRDDR4 entry in edac_mem_types[]
2018-08-20 15:28:54 -07:00
Joe Perches cafa0010cd Raise the minimum required gcc version to 4.6
Various architectures fail to build properly with older versions of the
gcc compiler.

An example from Guenter Roeck in thread [1]:
>
>   In file included from ./include/linux/mm.h:17:0,
>                    from ./include/linux/pid_namespace.h:7,
>                    from ./include/linux/ptrace.h:10,
>                    from arch/openrisc/kernel/asm-offsets.c:32:
>   ./include/linux/mm_types.h:497:16: error: flexible array member in otherwise empty struct
>
> This is just an example with gcc 4.5.1 for or32. I have seen the problem
> with gcc 4.4 (for unicore32) as well.

So update the minimum required version of gcc to 4.6.

[1] https://lore.kernel.org/lkml/20180814170904.GA12768@roeck-us.net/

Miscellanea:

 - Update Documentation/process/changes.rst

 - Remove and consolidate version test blocks in compiler-gcc.h for
   versions lower than 4.6

Signed-off-by: Joe Perches <joe@perches.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-08-20 14:12:38 -07:00
Tony Luck cc26ebbebd ia64: Fix kernel BUG at lib/ioremap.c:72!
Commit 0bbf47eab4 ("ia64: use asm-generic/io.h") results in a BUG
while booting ia64.  This is because asm-generic/io.h defines
PCI_IOBASE, which results in the function acpi_pci_root_remap_iospace()
doing a lot of unnecessary (and wrong) things.

I'd suggested an #if !CONFIG_IA64 in the functon, but Arnd suggested
keeping the fix inside the arch/ia64 tree.

Fixes: 0bbf47eab4 ("ia64: use asm-generic/io.h")
Suggested-by: Arnd Bergman <arnd@arndb.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-08-20 12:22:48 -07:00
Jiri Kosina 1429b47bfe Merge branch 'for-4.19/wiimote' into for-linus
Guitar-Hero devices support for hid-wiimote
2018-08-20 18:13:57 +02:00
Jiri Kosina ffbeeaa460 Merge branch 'for-4.19/wacom' into for-linus
Wacom driver updates:

- touch_max detection improvements
- quirk handling cleanup
- get rid of wacom custom usages
2018-08-20 18:12:42 +02:00
Jiri Kosina a91ddf23e2 Merge branch 'for-4.19/upstream' into for-linus
Assorted small driver/core fixes.
2018-08-20 18:11:20 +02:00
Jiri Kosina 78a8ad7948 Merge branch 'for-4.19/sony' into for-linus
devm_* API conversion for hid-sony
2018-08-20 18:10:33 +02:00
Jiri Kosina 16501e846d Merge branch 'for-4.19/multitouch-multiaxis' into for-linus
Multitouch updates:

- Dial support
- Palm rejection for touchscreens
- a few small assorted fixes
2018-08-20 18:09:06 +02:00
Jiri Kosina f5dd80715a Merge branch 'for-4.19/intel-ish' into for-linus
Device-specific fixes for hid-intel-ish
2018-08-20 18:07:36 +02:00
Jiri Kosina 4435b5774c Merge branch 'for-4.19/i2c-hid' into for-linus
Low voltage support for i2c-hid
2018-08-20 18:07:01 +02:00
Jiri Kosina 5a12d86ce3 Merge branch 'for-4.19/elan' into for-linus
Resolution/pressure fixes and new device support for hid-elan
2018-08-20 18:06:30 +02:00
Jiri Kosina 415d2b3392 Merge branch 'for-4.19/cougar' into for-linus
New device support for hid-cougar
2018-08-20 18:05:17 +02:00
Linus Torvalds 8fdd36d442 Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu
Pull m68knommu updates from Greg Ungerer:
 "Only two changes.

  One cleans up warnings in the ColdFire DMA code, the other stubs out
  (with warnings) ColdFire clock api functions not normally used"

* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu:
  m68knommu: Fix typos in Coldfire 5272 DMA debug code
  m68k: coldfire: Normalize clk API
2018-08-19 16:23:03 -07:00
Linus Torvalds 2ad0d52699 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David Miller:

 1) Fix races in IPVS, from Tan Hu.

 2) Missing unbind in matchall classifier, from Hangbin Liu.

 3) Missing act_ife action release, from Vlad Buslov.

 4) Cure lockdep splats in ila, from Cong Wang.

 5) veth queue leak on link delete, from Toshiaki Makita.

 6) Disable isdn's IIOCDBGVAR ioctl, it exposes kernel addresses. From
    Kees Cook.

 7) RCU usage fixup in XDP, from Tariq Toukan.

 8) Two TCP ULP fixes from Daniel Borkmann.

 9) r8169 needs REALTEK_PHY as a Kconfig dependency, from Heiner
    Kallweit.

10) Always take tcf_lock with BH disabled, otherwise we can deadlock
    with rate estimator code paths. From Vlad Buslov.

11) Don't use MSI-X on RTL8106e r8169 chips, they don't resume properly.
    From Jian-Hong Pan.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (41 commits)
  ip6_vti: fix creating fallback tunnel device for vti6
  ip_vti: fix a null pointer deferrence when create vti fallback tunnel
  r8169: don't use MSI-X on RTL8106e
  net: lan743x_ptp: convert to ktime_get_clocktai_ts64
  net: sched: always disable bh when taking tcf_lock
  ip6_vti: simplify stats handling in vti6_xmit
  bpf: fix redirect to map under tail calls
  r8169: add missing Kconfig dependency
  tools/bpf: fix bpf selftest test_cgroup_storage failure
  bpf, sockmap: fix sock_map_ctx_update_elem race with exist/noexist
  bpf, sockmap: fix map elem deletion race with smap_stop_sock
  bpf, sockmap: fix leakage of smap_psock_map_entry
  tcp, ulp: fix leftover icsk_ulp_ops preventing sock from reattach
  tcp, ulp: add alias for all ulp modules
  bpf: fix a rcu usage warning in bpf_prog_array_copy_core()
  samples/bpf: all XDP samples should unload xdp/bpf prog on SIGTERM
  net/xdp: Fix suspicious RCU usage warning
  net/mlx5e: Delete unneeded function argument
  Documentation: networking: ti-cpsw: correct cbs parameters for Eth1 100Mb
  isdn: Disable IIOCDBGVAR
  ...
2018-08-19 11:51:45 -07:00
Haishuang Yan e2948e5af8 ip6_vti: fix creating fallback tunnel device for vti6
When set fb_tunnels_only_for_init_net to 1, don't create fallback tunnel
device for vti6 when a new namespace is created.

Tested:
[root@builder2 ~]# modprobe ip6_tunnel
[root@builder2 ~]# modprobe ip6_vti
[root@builder2 ~]# echo 1 > /proc/sys/net/core/fb_tunnels_only_for_init_net
[root@builder2 ~]# unshare -n
[root@builder2 ~]# ip link
1: lo: <LOOPBACK> mtu 65536 qdisc noop state DOWN mode DEFAULT group
default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00

Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-08-19 11:26:39 -07:00
Haishuang Yan cd1aa9c2c6 ip_vti: fix a null pointer deferrence when create vti fallback tunnel
After set fb_tunnels_only_for_init_net to 1, the itn->fb_tunnel_dev will
be NULL and will cause following crash:

[ 2742.849298] BUG: unable to handle kernel NULL pointer dereference at 0000000000000941
[ 2742.851380] PGD 800000042c21a067 P4D 800000042c21a067 PUD 42aaed067 PMD 0
[ 2742.852818] Oops: 0002 [#1] SMP PTI
[ 2742.853570] CPU: 7 PID: 2484 Comm: unshare Kdump: loaded Not tainted 4.18.0-rc8+ #2
[ 2742.855163] Hardware name: Fedora Project OpenStack Nova, BIOS seabios-1.7.5-11.el7 04/01/2014
[ 2742.856970] RIP: 0010:vti_init_net+0x3a/0x50 [ip_vti]
[ 2742.858034] Code: 90 83 c0 48 c7 c2 20 a1 83 c0 48 89 fb e8 6e 3b f6 ff 85 c0 75 22 8b 0d f4 19 00 00 48 8b 93 00 14 00 00 48 8b 14 ca 48 8b 12 <c6> 82 41 09 00 00 04 c6 82 38 09 00 00 45 5b c3 66 0f 1f 44 00 00
[ 2742.861940] RSP: 0018:ffff9be28207fde0 EFLAGS: 00010246
[ 2742.863044] RAX: 0000000000000000 RBX: ffff8a71ebed4980 RCX: 0000000000000013
[ 2742.864540] RDX: 0000000000000000 RSI: 0000000000000013 RDI: ffff8a71ebed4980
[ 2742.866020] RBP: ffff8a71ea717000 R08: ffffffffc083903c R09: ffff8a71ea717000
[ 2742.867505] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8a71ebed4980
[ 2742.868987] R13: 0000000000000013 R14: ffff8a71ea5b49c0 R15: 0000000000000000
[ 2742.870473] FS:  00007f02266c9740(0000) GS:ffff8a71ffdc0000(0000) knlGS:0000000000000000
[ 2742.872143] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2742.873340] CR2: 0000000000000941 CR3: 000000042bc20006 CR4: 00000000001606e0
[ 2742.874821] Call Trace:
[ 2742.875358]  ops_init+0x38/0xf0
[ 2742.876078]  setup_net+0xd9/0x1f0
[ 2742.876789]  copy_net_ns+0xb7/0x130
[ 2742.877538]  create_new_namespaces+0x11a/0x1d0
[ 2742.878525]  unshare_nsproxy_namespaces+0x55/0xa0
[ 2742.879526]  ksys_unshare+0x1a7/0x330
[ 2742.880313]  __x64_sys_unshare+0xe/0x20
[ 2742.881131]  do_syscall_64+0x5b/0x180
[ 2742.881933]  entry_SYSCALL_64_after_hwframe+0x44/0xa9

Reproduce:
echo 1 > /proc/sys/net/core/fb_tunnels_only_for_init_net
modprobe ip_vti
unshare -n

Fixes: 79134e6ce2 ("net: do not create fallback tunnels for non-default namespaces")
Cc: Eric Dumazet <edumazet@google.com>
Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-08-19 11:26:39 -07:00
Jian-Hong Pan 7bb05b85bc r8169: don't use MSI-X on RTL8106e
Found the ethernet network on ASUS X441UAR doesn't come back on resume
from suspend when using MSI-X.  The chip is RTL8106e - version 39.

[   21.848357] libphy: r8169: probed
[   21.848473] r8169 0000:02:00.0 eth0: RTL8106e, 0c:9d:92:32:67:b4, XID
44900000, IRQ 127
[   22.518860] r8169 0000:02:00.0 enp2s0: renamed from eth0
[   29.458041] Generic PHY r8169-200:00: attached PHY driver [Generic
PHY] (mii_bus:phy_addr=r8169-200:00, irq=IGNORE)
[   63.227398] r8169 0000:02:00.0 enp2s0: Link is Up - 100Mbps/Full -
flow control off
[  124.514648] Generic PHY r8169-200:00: attached PHY driver [Generic
PHY] (mii_bus:phy_addr=r8169-200:00, irq=IGNORE)

Here is the ethernet controller in detail:

02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd.
RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136]
(rev 07)
	Subsystem: ASUSTeK Computer Inc. RTL810xE PCI Express Fast
Ethernet controller [1043:200f]
	Flags: bus master, fast devsel, latency 0, IRQ 16
	I/O ports at e000 [size=256]
	Memory at ef100000 (64-bit, non-prefetchable) [size=4K]
	Memory at e0000000 (64-bit, prefetchable) [size=16K]
	Capabilities: <access denied>
	Kernel driver in use: r8169
	Kernel modules: r8169

Falling back to MSI fixes the issue.

Fixes: 6c6aa15fde ("r8169: improve interrupt handling")
Signed-off-by: Jian-Hong Pan <jian-hong@endlessm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-08-19 11:01:09 -07:00
Arnd Bergmann 0b3e776e2e net: lan743x_ptp: convert to ktime_get_clocktai_ts64
timekeeping_clocktai64() has been renamed to ktime_get_clocktai_ts64()
for consistency with the other ktime_get_* access functions.

Rename the new caller that has come up as well.

Question: this is the only ptp driver that sets the hardware time
to the current system time in TAI. Why does it do that?

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-08-19 10:56:40 -07:00
Vlad Buslov 653cd284a8 net: sched: always disable bh when taking tcf_lock
Recently, ops->init() and ops->dump() of all actions were modified to
always obtain tcf_lock when accessing private action state. Actions that
don't depend on tcf_lock for synchronization with their data path use
non-bh locking API. However, tcf_lock is also used to protect rate
estimator stats in softirq context by timer callback.

Change ops->init() and ops->dump() of all actions to disable bh when using
tcf_lock to prevent deadlock reported by following lockdep warning:

[  105.470398] ================================
[  105.475014] WARNING: inconsistent lock state
[  105.479628] 4.18.0-rc8+ #664 Not tainted
[  105.483897] --------------------------------
[  105.488511] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage.
[  105.494871] swapper/16/0 [HC0[0]:SC1[1]:HE1:SE0] takes:
[  105.500449] 00000000f86c012e (&(&p->tcfa_lock)->rlock){+.?.}, at: est_fetch_counters+0x3c/0xa0
[  105.509696] {SOFTIRQ-ON-W} state was registered at:
[  105.514925]   _raw_spin_lock+0x2c/0x40
[  105.519022]   tcf_bpf_init+0x579/0x820 [act_bpf]
[  105.523990]   tcf_action_init_1+0x4e4/0x660
[  105.528518]   tcf_action_init+0x1ce/0x2d0
[  105.532880]   tcf_exts_validate+0x1d8/0x200
[  105.537416]   fl_change+0x55a/0x268b [cls_flower]
[  105.542469]   tc_new_tfilter+0x748/0xa20
[  105.546738]   rtnetlink_rcv_msg+0x56a/0x6d0
[  105.551268]   netlink_rcv_skb+0x18d/0x200
[  105.555628]   netlink_unicast+0x2d0/0x370
[  105.559990]   netlink_sendmsg+0x3b9/0x6a0
[  105.564349]   sock_sendmsg+0x6b/0x80
[  105.568271]   ___sys_sendmsg+0x4a1/0x520
[  105.572547]   __sys_sendmsg+0xd7/0x150
[  105.576655]   do_syscall_64+0x72/0x2c0
[  105.580757]   entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  105.586243] irq event stamp: 489296
[  105.590084] hardirqs last  enabled at (489296): [<ffffffffb507e639>] _raw_spin_unlock_irq+0x29/0x40
[  105.599765] hardirqs last disabled at (489295): [<ffffffffb507e745>] _raw_spin_lock_irq+0x15/0x50
[  105.609277] softirqs last  enabled at (489292): [<ffffffffb413a6a3>] irq_enter+0x83/0xa0
[  105.618001] softirqs last disabled at (489293): [<ffffffffb413a800>] irq_exit+0x140/0x190
[  105.626813]
               other info that might help us debug this:
[  105.633976]  Possible unsafe locking scenario:

[  105.640526]        CPU0
[  105.643325]        ----
[  105.646125]   lock(&(&p->tcfa_lock)->rlock);
[  105.650747]   <Interrupt>
[  105.653717]     lock(&(&p->tcfa_lock)->rlock);
[  105.658514]
                *** DEADLOCK ***

[  105.665349] 1 lock held by swapper/16/0:
[  105.669629]  #0: 00000000a640ad99 ((&est->timer)){+.-.}, at: call_timer_fn+0x10b/0x550
[  105.678200]
               stack backtrace:
[  105.683194] CPU: 16 PID: 0 Comm: swapper/16 Not tainted 4.18.0-rc8+ #664
[  105.690249] Hardware name: Supermicro SYS-2028TP-DECR/X10DRT-P, BIOS 2.0b 03/30/2017
[  105.698626] Call Trace:
[  105.701421]  <IRQ>
[  105.703791]  dump_stack+0x92/0xeb
[  105.707461]  print_usage_bug+0x336/0x34c
[  105.711744]  mark_lock+0x7c9/0x980
[  105.715500]  ? print_shortest_lock_dependencies+0x2e0/0x2e0
[  105.721424]  ? check_usage_forwards+0x230/0x230
[  105.726315]  __lock_acquire+0x923/0x26f0
[  105.730597]  ? debug_show_all_locks+0x240/0x240
[  105.735478]  ? mark_lock+0x493/0x980
[  105.739412]  ? check_chain_key+0x140/0x1f0
[  105.743861]  ? __lock_acquire+0x836/0x26f0
[  105.748323]  ? lock_acquire+0x12e/0x290
[  105.752516]  lock_acquire+0x12e/0x290
[  105.756539]  ? est_fetch_counters+0x3c/0xa0
[  105.761084]  _raw_spin_lock+0x2c/0x40
[  105.765099]  ? est_fetch_counters+0x3c/0xa0
[  105.769633]  est_fetch_counters+0x3c/0xa0
[  105.773995]  est_timer+0x87/0x390
[  105.777670]  ? est_fetch_counters+0xa0/0xa0
[  105.782210]  ? lock_acquire+0x12e/0x290
[  105.786410]  call_timer_fn+0x161/0x550
[  105.790512]  ? est_fetch_counters+0xa0/0xa0
[  105.795055]  ? del_timer_sync+0xd0/0xd0
[  105.799249]  ? __lock_is_held+0x93/0x110
[  105.803531]  ? mark_held_locks+0x20/0xe0
[  105.807813]  ? _raw_spin_unlock_irq+0x29/0x40
[  105.812525]  ? est_fetch_counters+0xa0/0xa0
[  105.817069]  ? est_fetch_counters+0xa0/0xa0
[  105.821610]  run_timer_softirq+0x3c4/0x9f0
[  105.826064]  ? lock_acquire+0x12e/0x290
[  105.830257]  ? __bpf_trace_timer_class+0x10/0x10
[  105.835237]  ? __lock_is_held+0x25/0x110
[  105.839517]  __do_softirq+0x11d/0x7bf
[  105.843542]  irq_exit+0x140/0x190
[  105.847208]  smp_apic_timer_interrupt+0xac/0x3b0
[  105.852182]  apic_timer_interrupt+0xf/0x20
[  105.856628]  </IRQ>
[  105.859081] RIP: 0010:cpuidle_enter_state+0xd8/0x4d0
[  105.864395] Code: 46 ff 48 89 44 24 08 0f 1f 44 00 00 31 ff e8 cf ec 46 ff 80 7c 24 07 00 0f 85 1d 02 00 00 e8 9f 90 4b ff fb 66 0f 1f 44 00 00 <4c> 8b 6c 24 08 4d 29 fd 0f 80 36 03 00 00 4c 89 e8 48 ba cf f7 53
[  105.884288] RSP: 0018:ffff8803ad94fd20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  105.892494] RAX: 0000000000000000 RBX: ffffe8fb300829c0 RCX: ffffffffb41e19e1
[  105.899988] RDX: 0000000000000007 RSI: dffffc0000000000 RDI: ffff8803ad9358ac
[  105.907503] RBP: ffffffffb6636300 R08: 0000000000000004 R09: 0000000000000000
[  105.914997] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000004
[  105.922487] R13: ffffffffb6636140 R14: ffffffffb66362d8 R15: 000000188d36091b
[  105.929988]  ? trace_hardirqs_on_caller+0x141/0x2d0
[  105.935232]  do_idle+0x28e/0x320
[  105.938817]  ? arch_cpu_idle_exit+0x40/0x40
[  105.943361]  ? mark_lock+0x8c1/0x980
[  105.947295]  ? _raw_spin_unlock_irqrestore+0x32/0x60
[  105.952619]  cpu_startup_entry+0xc2/0xd0
[  105.956900]  ? cpu_in_idle+0x20/0x20
[  105.960830]  ? _raw_spin_unlock_irqrestore+0x32/0x60
[  105.966146]  ? trace_hardirqs_on_caller+0x141/0x2d0
[  105.971391]  start_secondary+0x2b5/0x360
[  105.975669]  ? set_cpu_sibling_map+0x1330/0x1330
[  105.980654]  secondary_startup_64+0xa5/0xb0

Taking tcf_lock in sample action with bh disabled causes lockdep to issue a
warning regarding possible irq lock inversion dependency between tcf_lock,
and psample_groups_lock that is taken when holding tcf_lock in sample init:

[  162.108959]  Possible interrupt unsafe locking scenario:

[  162.116386]        CPU0                    CPU1
[  162.121277]        ----                    ----
[  162.126162]   lock(psample_groups_lock);
[  162.130447]                                local_irq_disable();
[  162.136772]                                lock(&(&p->tcfa_lock)->rlock);
[  162.143957]                                lock(psample_groups_lock);
[  162.150813]   <Interrupt>
[  162.153808]     lock(&(&p->tcfa_lock)->rlock);
[  162.158608]
                *** DEADLOCK ***

In order to prevent potential lock inversion dependency between tcf_lock
and psample_groups_lock, extract call to psample_group_get() from tcf_lock
protected section in sample action init function.

Fixes: 4e232818bd ("net: sched: act_mirred: remove dependency on rtnl lock")
Fixes: 764e9a2448 ("net: sched: act_vlan: remove dependency on rtnl lock")
Fixes: 729e012609 ("net: sched: act_tunnel_key: remove dependency on rtnl lock")
Fixes: d772849566 ("net: sched: act_sample: remove dependency on rtnl lock")
Fixes: e8917f4370 ("net: sched: act_gact: remove dependency on rtnl lock")
Fixes: b6a2b971c0 ("net: sched: act_csum: remove dependency on rtnl lock")
Fixes: 2142236b45 ("net: sched: act_bpf: remove dependency on rtnl lock")
Signed-off-by: Vlad Buslov <vladbu@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-08-19 10:46:21 -07:00
Linus Torvalds e61cf2e3a5 Minor code cleanups for PPC.
For x86 this brings in PCID emulation and CR3 caching for shadow page
 tables, nested VMX live migration, nested VMCS shadowing, an optimized
 IPI hypercall, and some optimizations.
 
 ARM will come next week.
 
 There is a semantic conflict because tip also added an .init_platform
 callback to kvm.c.  Please keep the initializer from this branch,
 and add a call to kvmclock_init (added by tip) inside kvm_init_platform
 (added here).
 
 Also, there is a backmerge from 4.18-rc6.  This is because of a
 refactoring that conflicted with a relatively late bugfix and
 resulted in a particularly hellish conflict.  Because the conflict
 was only due to unfortunate timing of the bugfix, I backmerged and
 rebased the refactoring rather than force the resolution on you.
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull first set of KVM updates from Paolo Bonzini:
 "PPC:
   - minor code cleanups

  x86:
   - PCID emulation and CR3 caching for shadow page tables
   - nested VMX live migration
   - nested VMCS shadowing
   - optimized IPI hypercall
   - some optimizations

  ARM will come next week"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (85 commits)
  kvm: x86: Set highest physical address bits in non-present/reserved SPTEs
  KVM/x86: Use CC_SET()/CC_OUT in arch/x86/kvm/vmx.c
  KVM: X86: Implement PV IPIs in linux guest
  KVM: X86: Add kvm hypervisor init time platform setup callback
  KVM: X86: Implement "send IPI" hypercall
  KVM/x86: Move X86_CR4_OSXSAVE check into kvm_valid_sregs()
  KVM: x86: Skip pae_root shadow allocation if tdp enabled
  KVM/MMU: Combine flushing remote tlb in mmu_set_spte()
  KVM: vmx: skip VMWRITE of HOST_{FS,GS}_BASE when possible
  KVM: vmx: skip VMWRITE of HOST_{FS,GS}_SEL when possible
  KVM: vmx: always initialize HOST_{FS,GS}_BASE to zero during setup
  KVM: vmx: move struct host_state usage to struct loaded_vmcs
  KVM: vmx: compute need to reload FS/GS/LDT on demand
  KVM: nVMX: remove a misleading comment regarding vmcs02 fields
  KVM: vmx: rename __vmx_load_host_state() and vmx_save_host_state()
  KVM: vmx: add dedicated utility to access guest's kernel_gs_base
  KVM: vmx: track host_state.loaded using a loaded_vmcs pointer
  KVM: vmx: refactor segmentation code in vmx_save_host_state()
  kvm: nVMX: Fix fault priority for VMX operations
  kvm: nVMX: Fix fault vector for VMX operation at CPL > 0
  ...
2018-08-19 10:38:36 -07:00
Linus Torvalds 1009aa1205 RISC-V Updates for the 4.19 Merge Window
This tag contains some major improvements to the RISC-V port, including
 the necessary interrupt controller and timer support to actually make it
 to userspace.  Support for three devices has been added:
 
 * Support for the ISA-mandated timers on RISC-V systems.
 * Support for the ISA-mandated first-level interrupt controller on
   RISC-V systems, which is handled as part of our core arch code because
   it's very small and tightly tied to the ISA.
 * Support for SiFive's platform-level interrupt controller, which talks
   to the actual devices.
 
 In addition to these new devices, there are a handful of cleanups all
 over the RISC-V tree:
 
 * Build fixes for various configurations
     * A fix to the vDSO build's makefile so it respects CFLAGS.
     * The addition of __lshrti3, a libgcc derived function necessary for
       some 32-bit configurations.
     * !SMP && PERF_EVENTS
 * Cleanups to the arch code to remove the remnants of old versions of
   the drivers that were just properly submitted.
     * Some dead code from the timer driver, most of which wasn't ever
       even compiled.
     * Cleanups of some interrupt #defines, which are now local to the
       interrupt handling code.
 * Fixes to ptrace(), which while not being sufficient to fully make GDB
   work are at least sufficient to get simple GDB tasks to work.
 * Early printk support via RISC-V's architecturally mandated SBI console
   device.
 * A fix to our early debug trap handler to ensure it's always aligned.
 
 These patches have all been through a fairly extensive review process,
 but as this enables a whole pile of functionality (ie, userspace) I'm
 confident we'll need to submit a few more patches.  The only concrete
 issues I know about are the sys_riscv_flush_icache patches, but as I
 managed to screw those up on Friday I figured it'd be best to let them
 bake another week.
 
 This tag boots a Fedora root filesystem on QEMU's master branch for me,
 and before this morning's rebase (from 4.18-rc8 to 4.18) it booted on
 the HiFive Unleashed.
 
 Thanks to Christoph Hellwig and the other guys at WD for getting the new
 drivers in shape!
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Merge tag 'riscv-for-linus-4.19-mw0' of git://git.kernel.org/pub/scm/linux/kernel/git/palmer/riscv-linux

Pull RISC-V updates from Palmer Dabbelt:
 "This contains some major improvements to the RISC-V port, including
  the necessary interrupt controller and timer support to actually make
  it to userspace. Support for three devices has been added:

   - the ISA-mandated timers on RISC-V systems.

   - the ISA-mandated first-level interrupt controller on RISC-V
     systems, which is handled as part of our core arch code because
     it's very small and tightly tied to the ISA.

   - SiFive's platform-level interrupt controller, which talks to the
     actual devices.

  In addition to these new devices, there are a handful of cleanups all
  over the RISC-V tree:

   - build fixes for various configurations:
      * A fix to the vDSO build's makefile so it respects CFLAGS.
      * The addition of __lshrti3, a libgcc derived function necessary
        for some 32-bit configurations.
      * !SMP && PERF_EVENTS

   - Cleanups to the arch code to remove the remnants of old versions of
     the drivers that were just properly submitted.
      * Some dead code from the timer driver, most of which wasn't ever
        even compiled.
      * Cleanups of some interrupt #defines, which are now local to the
        interrupt handling code.

   - Fixes to ptrace(), which while not being sufficient to fully make
     GDB work are at least sufficient to get simple GDB tasks to work.

   - Early printk support via RISC-V's architecturally mandated SBI
     console device.

   - A fix to our early debug trap handler to ensure it's always
     aligned.

  These patches have all been through a fairly extensive review process,
  but as this enables a whole pile of functionality (ie, userspace) I'm
  confident we'll need to submit a few more patches. The only concrete
  issues I know about are the sys_riscv_flush_icache patches, but as I
  managed to screw those up on Friday I figured it'd be best to let them
  bake another week.

  This tag boots a Fedora root filesystem on QEMU's master branch for
  me, and before this morning's rebase (from 4.18-rc8 to 4.18) it booted
  on the HiFive Unleashed.

  Thanks to Christoph Hellwig and the other guys at WD for getting the
  new drivers in shape!"

* tag 'riscv-for-linus-4.19-mw0' of git://git.kernel.org/pub/scm/linux/kernel/git/palmer/riscv-linux:
  dt-bindings: interrupt-controller: SiFive Plaform Level Interrupt Controller
  dt-bindings: interrupt-controller: RISC-V local interrupt controller
  RISC-V: Fix !CONFIG_SMP compilation error
  irqchip: add a SiFive PLIC driver
  RISC-V: Add the directive for alignment of stvec's value
  clocksource: new RISC-V SBI timer driver
  RISC-V: implement low-level interrupt handling
  RISC-V: add a definition for the SIE SEIE bit
  RISC-V: remove INTERRUPT_CAUSE_* defines from asm/irq.h
  RISC-V: simplify software interrupt / IPI code
  RISC-V: remove timer leftovers
  RISC-V: Add early printk support via the SBI console
  RISC-V: Don't increment sepc after breakpoint.
  RISC-V: implement __lshrti3.
  RISC-V: Use KBUILD_CFLAGS instead of KCFLAGS when building the vDSO
2018-08-19 09:56:38 -07:00
Linus Torvalds 1d0926e99d Char/Misc fix for 4.19-rc1
Here is a single UIO fix that I forgot to send before 4.18-final came
 out.  It reverts a UIO patch that went in the 4.18 development window
 that was causing problems.
 
 This patch has been in linux-next for a while with no problems, I just
 forgot to send it earlier, or as part of the larger char/misc patch
 series from yesterday, my fault.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull UIO fix from Greg KH:
 "Here is a single UIO fix that I forgot to send before 4.18-final came
  out. It reverts a UIO patch that went in the 4.18 development window
  that was causing problems.

  This patch has been in linux-next for a while with no problems, I just
  forgot to send it earlier, or as part of the larger char/misc patch
  series from yesterday, my fault"

* tag 'char-misc-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
  Revert "uio: use request_threaded_irq instead"
2018-08-19 09:30:44 -07:00
Linus Torvalds 08b5fa8199 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input updates from Dmitry Torokhov:

 - a new driver for Rohm BU21029 touch controller

 - new bitmap APIs: bitmap_alloc, bitmap_zalloc and bitmap_free

 - updates to Atmel, eeti. pxrc and iforce drivers

 - assorted driver cleanups and fixes.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (57 commits)
  MAINTAINERS: Add PhoenixRC Flight Controller Adapter
  Input: do not use WARN() in input_alloc_absinfo()
  Input: mark expected switch fall-throughs
  Input: raydium_i2c_ts - use true and false for boolean values
  Input: evdev - switch to bitmap API
  Input: gpio-keys - switch to bitmap_zalloc()
  Input: elan_i2c_smbus - cast sizeof to int for comparison
  bitmap: Add bitmap_alloc(), bitmap_zalloc() and bitmap_free()
  md: Avoid namespace collision with bitmap API
  dm: Avoid namespace collision with bitmap API
  Input: pm8941-pwrkey - add resin entry
  Input: pm8941-pwrkey - abstract register offsets and event code
  Input: iforce - reorganize joystick configuration lists
  Input: atmel_mxt_ts - move completion to after config crc is updated
  Input: atmel_mxt_ts - don't report zero pressure from T9
  Input: atmel_mxt_ts - zero terminate config firmware file
  Input: atmel_mxt_ts - refactor config update code to add context struct
  Input: atmel_mxt_ts - config CRC may start at T71
  Input: atmel_mxt_ts - remove unnecessary debug on ENOMEM
  Input: atmel_mxt_ts - remove duplicate setup of ABS_MT_PRESSURE
  ...
2018-08-18 16:48:07 -07:00
Linus Torvalds 7f02e1ce4a hwspinlock updates for v4.19
This introduces devres helpers and an API to request a lock by name,
 then migrates the sprd SPI driver to use these.
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Merge tag 'hwlock-v4.19' of git://github.com/andersson/remoteproc

Pull hwspinlock updates from Bjorn Andersson:
 "This introduces devres helpers and an API to request a lock by name,
  then migrates the sprd SPI driver to use these"

* tag 'hwlock-v4.19' of git://github.com/andersson/remoteproc:
  hwspinlock: Fix incorrect return pointers
  spi: sprd: Change to use devm_hwspin_lock_request_specific()
  spi: sprd: Replace of_hwspin_lock_get_id() with of_hwspin_lock_get_id_byname()
  hwspinlock: Fix one comment mistake
  hwspinlock: Remove redundant config
  hwspinlock: Add devm_xxx() APIs to register/unregister one hwlock controller
  hwspinlock: Add devm_xxx() APIs to request/free hwlock
  hwspinlock: Add one new API to support getting a specific hwlock by the name
2018-08-18 16:45:27 -07:00
Linus Torvalds 9a96d63aa8 rpmsg updates for v4.19
This fixes a few compile and kerneldoc warnings, allows rpmsg devices to
 handle power domains, allow for labeling GLINK edges and supports compat
 for rpmsg_char.
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Merge tag 'rpmsg-v4.19' of git://github.com/andersson/remoteproc

Pull rpmsg updates from Bjorn Andersson:
 "This fixes a few compile and kerneldoc warnings, allows rpmsg devices
  to handle power domains, allow for labeling GLINK edges and supports
  compat for rpmsg_char"

* tag 'rpmsg-v4.19' of git://github.com/andersson/remoteproc:
  rpmsg: Add compat ioctl for rpmsg char driver
  rpmsg: glink: Store edge name for glink device
  dt-bindings: soc: qcom: Add label for GLINK bindings
  rpmsg: core: add support to power domains for devices
  rpmsg: smd: fix kerneldoc warnings
  rpmsg: glink: Fix various kerneldoc warnings.
  rpmsg: glink: correctly annotate intent members
  rpmsg: smd: Add missing include of sizes.h
2018-08-18 16:43:57 -07:00
Linus Torvalds c54fc8658b remoteproc updates for v4.19
This adds support for pre-start and post-shutdown hooks for remoteproc
 subdevices, refactors the Qualcomm Hexagon support to allow reuse
 between several drivers, makes authentication in the MDT file loader
 optional, migrates a few format strings to use %pK and migrates the
 Davinci driver to use the reset framework.
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Merge tag 'rproc-v4.19' of git://github.com/andersson/remoteproc

Pull remoteproc updates from Bjorn Andersson:
 "This adds support for pre-start and post-shutdown hooks for remoteproc
  subdevices, refactors the Qualcomm Hexagon support to allow reuse
  between several drivers, makes authentication in the MDT file loader
  optional, migrates a few format strings to use %pK and migrates the
  Davinci driver to use the reset framework"

* tag 'rproc-v4.19' of git://github.com/andersson/remoteproc:
  remoteproc/davinci: use the reset framework
  remoteproc/davinci: Mark error recovery as disabled
  remoteproc: st_slim: replace "%p" with "%pK"
  remoteproc: replace "%p" with "%pK"
  remoteproc: qcom: fix Q6V5_WCSS dependencies
  remoteproc: Reset table_ptr in rproc_start() failure paths
  remoteproc: qcom: q6v5-pil: fix modem hang on SDM845 after axis2 clk unvote
  remoteproc: qcom q6v5: fix modular build
  remoteproc: Introduce prepare and unprepare for subdevices
  remoteproc: rename subdev probe and remove functions
  remoteproc: Make client initialize ops in rproc_subdev
  remoteproc: Make start and stop in subdev optional
  remoteproc: Rename subdev functions to start/stop
  remoteproc: qcom: Introduce Hexagon V5 based WCSS driver
  remoteproc: qcom: q6v5-pil: Use common q6v5 helpers
  remoteproc: qcom: adsp: Use common q6v5 helpers
  remoteproc: q6v5: Extract common resource handling
  remoteproc: qcom: mdt_loader: Make the firmware authentication optional
2018-08-18 16:42:04 -07:00
Linus Torvalds 6eaac34ff3 linux-watchdog 4.19-rc1 tag
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Merge tag 'linux-watchdog-4.19-rc1' of git://www.linux-watchdog.org/linux-watchdog

Pull watchdog updates from Wim Van Sebroeck:

 - add MEN 16z069 IP-Core driver

 - renesas-wdt: add support for the R8A77990 wdt

 - stm32_iwdg: Add stm32mp1 support and pclk feature

 - sp805_wdt, orion_wdt, sprd_wdt: several improvements

 - imx2_wdt, stmp3xxx: switch to SPDX identifier

* tag 'linux-watchdog-4.19-rc1' of git://www.linux-watchdog.org/linux-watchdog:
  watchdog: fix dependencies of menz69_wdt.o
  watchdog: sp805: Add clock-frequency property
  watchdog: add driver for the MEN 16z069 IP-Core
  watchdog: sprd_wdt: Remove redundant dev_err call in sprd_wdt_probe()
  watchdog: stmp3xxx: Switch to SPDX identifier
  watchdog: imx2_wdt: Switch to SPDX identifier
  watchdog: sp805: set WDOG_HW_RUNNING when appropriate
  watchdog: sp805: add 'timeout-sec' DT property support
  dt-bindings: watchdog: Add optional 'timeout-sec' property for sp805
  dt-bindings: watchdog: Consolidate SP805 binding docs
  watchdog: orion_wdt: Mark watchdog as active when running at probe
  watchdog: stm32: add pclk feature for stm32mp1
  dt-bindings: watchdog: add stm32mp1 support
  dt-bindings: watchdog: renesas-wdt: Add support for the R8A77990 wdt
2018-08-18 16:16:57 -07:00
Linus Torvalds 13bf2cf9e2 DMAengine updates for v4.19-rc1
This round brings couple of framework changes, a new driver and usual driver
 updates:
  - New managed helper for dmaengine framework registration
  - Split dmaengine pause capability to pause and resume and allow drivers to
    report that individually
  - Update dma_request_chan_by_mask() to handle deferred probing
  - Move imx-sdma to use virt-dma
  - New driver for Actions Semi Owl family S900 controller
  - Minor updates to intel, renesas, mv_xor, pl330 etc
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Merge tag 'dmaengine-4.19-rc1' of git://git.infradead.org/users/vkoul/slave-dma

Pull DMAengine updates from Vinod Koul:
 "This round brings couple of framework changes, a new driver and usual
  driver updates:

   - new managed helper for dmaengine framework registration

   - split dmaengine pause capability to pause and resume and allow
     drivers to report that individually

   - update dma_request_chan_by_mask() to handle deferred probing

   - move imx-sdma to use virt-dma

   - new driver for Actions Semi Owl family S900 controller

   - minor updates to intel, renesas, mv_xor, pl330 etc"

* tag 'dmaengine-4.19-rc1' of git://git.infradead.org/users/vkoul/slave-dma: (46 commits)
  dmaengine: Add Actions Semi Owl family S900 DMA driver
  dt-bindings: dmaengine: Add binding for Actions Semi Owl SoCs
  dmaengine: sh: rcar-dmac: Should not stop the DMAC by rcar_dmac_sync_tcr()
  dmaengine: mic_x100_dma: use the new helper to simplify the code
  dmaengine: add a new helper dmaenginem_async_device_register
  dmaengine: imx-sdma: add memcpy interface
  dmaengine: imx-sdma: add SDMA_BD_MAX_CNT to replace '0xffff'
  dmaengine: dma_request_chan_by_mask() to handle deferred probing
  dmaengine: pl330: fix irq race with terminate_all
  dmaengine: Revert "dmaengine: mv_xor_v2: enable COMPILE_TEST"
  dmaengine: mv_xor_v2: use {lower,upper}_32_bits to configure HW descriptor address
  dmaengine: mv_xor_v2: enable COMPILE_TEST
  dmaengine: mv_xor_v2: move unmap to before callback
  dmaengine: mv_xor_v2: convert callback to helper function
  dmaengine: mv_xor_v2: kill the tasklets upon exit
  dmaengine: mv_xor_v2: explicitly freeup irq
  dmaengine: sh: rcar-dmac: Add dma_pause operation
  dmaengine: sh: rcar-dmac: add a new function to clear CHCR.DE with barrier
  dmaengine: idma64: Support dmaengine_terminate_sync()
  dmaengine: hsu: Support dmaengine_terminate_sync()
  ...
2018-08-18 15:55:59 -07:00
Linus Torvalds bbd60bffaf MMC core:
- Add some fine-grained hooks to further support HS400 tuning
  - Improve error path for bus width setting for HS400es
  - Use a common method when checking R1 status
 
 MMC host:
  - renesas_sdhi: Add r8a77990 support
  - renesas_sdhi: Add eMMC HS400 mode support
  - tmio/renesas_sdhi: Improve tuning/clock management
  - tmio: Add eMMC HS400 mode support
  - sunxi: Add support for 3.3V eMMC DDR mode
  - mmci: Initial support to manage variant specific callbacks
  - sdhci: Don't try 3.3V I/O voltage if not supported
  - sdhci-pci-dwc-mshc: Add driver to support Synopsys dwc mshc SDHCI PCI
  - sdhci-of-dwcmshc: Add driver to support Synopsys DWC MSHC SDHCI
  - sdhci-msm: Add support for new version sdcc V5
  - sdhci-pci-o2micro: Add support for O2 eMMC HS200 mode
  - sdhci-pci-o2micro: Add support for O2 hardware tuning
  - sdhci-pci-o2micro: Add MSI interrupt support for O2 SD host
  - sdhci-pci: Add support for Intel ICP
  - sdhci-tegra: Prevent ACMD23 and HS200 mode on Tegra 3
  - sdhci-tegra: Fix eMMC DDR52 mode
  - sdhci-tegra: Improve clock management
  - dw_mmc-rockchip: Document compatible string for px30
  - sdhci-esdhc-imx: Add support for 3.3V eMMC DDR mode
  - sdhci-of-esdhc: Set proper DMA mask for ls104x chips
  - sdhci-of-esdhc: Improve clock management
  - sdhci-of-arasan: Add a quirk to manage unstable clocks
  - dw_mmc-exynos: Address potential external abort during system resume
  - pxamci: Add support for common MMC DT bindings
  - pxamci: Several cleanups and improvements
  - pxamci: Merge immutable branch for pxa to switch to DMA slave maps
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Merge tag 'mmc-v4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

Pull MMC updates from Ulf Hansson:
 "Updates for MMC for v4.19.

  MMC core:
   - Add some fine-grained hooks to further support HS400 tuning
   - Improve error path for bus width setting for HS400es
   - Use a common method when checking R1 status

  MMC host:
   - renesas_sdhi: Add r8a77990 support
   - renesas_sdhi: Add eMMC HS400 mode support
   - tmio/renesas_sdhi: Improve tuning/clock management
   - tmio: Add eMMC HS400 mode support
   - sunxi: Add support for 3.3V eMMC DDR mode
   - mmci: Initial support to manage variant specific callbacks
   - sdhci: Don't try 3.3V I/O voltage if not supported
   - sdhci-pci-dwc-mshc: Add driver to support Synopsys dwc mshc SDHCI PCI
   - sdhci-of-dwcmshc: Add driver to support Synopsys DWC MSHC SDHCI
   - sdhci-msm: Add support for new version sdcc V5
   - sdhci-pci-o2micro: Add support for O2 eMMC HS200 mode
   - sdhci-pci-o2micro: Add support for O2 hardware tuning
   - sdhci-pci-o2micro: Add MSI interrupt support for O2 SD host
   - sdhci-pci: Add support for Intel ICP
   - sdhci-tegra: Prevent ACMD23 and HS200 mode on Tegra 3
   - sdhci-tegra: Fix eMMC DDR52 mode
   - sdhci-tegra: Improve clock management
   - dw_mmc-rockchip: Document compatible string for px30
   - sdhci-esdhc-imx: Add support for 3.3V eMMC DDR mode
   - sdhci-of-esdhc: Set proper DMA mask for ls104x chips
   - sdhci-of-esdhc: Improve clock management
   - sdhci-of-arasan: Add a quirk to manage unstable clocks
   - dw_mmc-exynos: Address potential external abort during system resume
   - pxamci: Add support for common MMC DT bindings
   - pxamci: Several cleanups and improvements
   - pxamci: Merge immutable branch for pxa to switch to DMA slave maps"

* tag 'mmc-v4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (56 commits)
  mmc: core: improve reasonableness of bus width setting for HS400es
  mmc: tmio: remove unneeded variable in tmio_mmc_start_command()
  mmc: renesas_sdhi: Fix sampling clock position selecting
  mmc: tmio: Fix tuning flow
  mmc: sunxi: remove output of virtual base address
  dt-bindings: mmc: rockchip-dw-mshc: add description for px30
  mmc: renesas_sdhi: Add r8a77990 support
  mmc: sunxi: allow 3.3V DDR when DDR is available
  mmc: mmci: Add and implement a ->dma_setup() callback for qcom dml
  mmc: mmci: Initial support to manage variant specific callbacks
  mmc: tegra: Force correct divider calculation on DDR50/52
  mmc: sdhci: Add MSI interrupt support for O2 SD host
  mmc: sdhci: Add support for O2 hardware tuning
  mmc: sdhci: Export sdhci tuning function symbol
  mmc: sdhci: Change O2 Host HS200 mode clock frequency to 200MHz
  mmc: sdhci: Add support for O2 eMMC HS200 mode
  mmc: tegra: Add and use tegra_sdhci_get_max_clock()
  mmc: sdhci-esdhc-imx: fix indent
  mmc: sdhci-esdhc-imx: disable clocks before changing frequency
  mmc: tegra: prevent ACMD23 on Tegra 3
  ...
2018-08-18 15:54:05 -07:00
Haishuang Yan bb107456ba ip6_vti: simplify stats handling in vti6_xmit
Same as ip_vti, use iptunnel_xmit_stats to updates stats in tunnel xmit
code path.

Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-08-18 13:46:54 -07:00
Linus Torvalds 307797159a pcmcia: remove long deprecated pcmcia_request_exclusive_irq() function
This function was created as a deprecated fallback case back in 2010 by
commit eb14120f74 ("pcmcia: re-work pcmcia_request_irq()") for legacy
cases.

Actual in-kernel users haven't been around for a long while.  The last
in-kernel user was apparently removed four years ago by commit
5f5316fcd0 ("am2150: Update nmclan_cs.c to use update PCMCIA API").

Just remove it entirely.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-08-18 12:30:42 -07:00
Linus Torvalds 771c035372 deprecate the '__deprecated' attribute warnings entirely and for good
We haven't had lots of deprecation warnings lately, but the rdma use of
it made them flare up again.

They are not useful.  They annoy everybody, and nobody ever does
anything about them, because it's always "somebody elses problem".  And
when people start thinking that warnings are normal, they stop looking
at them, and the real warnings that mean something go unnoticed.

If you want to get rid of a function, just get rid of it.  Convert every
user to the new world order.

And if you can't do that, then don't annoy everybody else with your
marking that says "I couldn't be bothered to fix this, so I'll just spam
everybody elses build logs with warnings about my laziness".

Make a kernelnewbies wiki page about things that could be cleaned up,
write a blog post about it, or talk to people on the mailing lists.  But
don't add warnings to the kernel build about cleanup that you think
should happen but you aren't doing yourself.

Don't.  Just don't.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-08-18 12:19:56 -07:00
Linus Torvalds a18d783fed Driver core patches for 4.19-rc1
Here are all of the driver core and related patches for 4.19-rc1.
 
 Nothing huge here, just a number of small cleanups and the ability to
 now stop the deferred probing after init happens.
 
 All of these have been in linux-next for a while with only a merge issue
 reported.  That merge issue is in fs/sysfs/group.c and Stephen has
 posted the diff of what it should be to resolve this.  I'll follow up
 with that diff to this pull request.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here are all of the driver core and related patches for 4.19-rc1.

  Nothing huge here, just a number of small cleanups and the ability to
  now stop the deferred probing after init happens.

  All of these have been in linux-next for a while with only a merge
  issue reported"

* tag 'driver-core-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (21 commits)
  base: core: Remove WARN_ON from link dependencies check
  drivers/base: stop new probing during shutdown
  drivers: core: Remove glue dirs from sysfs earlier
  driver core: remove unnecessary function extern declare
  sysfs.h: fix non-kernel-doc comment
  PM / Domains: Stop deferring probe at the end of initcall
  iommu: Remove IOMMU_OF_DECLARE
  iommu: Stop deferring probe at end of initcalls
  pinctrl: Support stopping deferred probe after initcalls
  dt-bindings: pinctrl: add a 'pinctrl-use-default' property
  driver core: allow stopping deferred probe after init
  driver core: add a debugfs entry to show deferred devices
  sysfs: Fix internal_create_group() for named group updates
  base: fix order of OF initialization
  linux/device.h: fix kernel-doc notation warning
  Documentation: update firmware loader fallback reference
  kobject: Replace strncpy with memcpy
  drivers: base: cacheinfo: use OF property_read_u32 instead of get_property,read_number
  kernfs: Replace strncpy with memcpy
  device: Add #define dev_fmt similar to #define pr_fmt
  ...
2018-08-18 11:44:53 -07:00
Linus Torvalds d5acba26bf Char/Misc driver patches for 4.19-rc1
Here is the bit set of char/misc drivers for 4.19-rc1
 
 There is a lot here, much more than normal, seems like everyone is
 writing new driver subsystems these days...  Anyway, major things here
 are:
 	- new FSI driver subsystem, yet-another-powerpc low-level
 	  hardware bus
 	- gnss, finally an in-kernel GPS subsystem to try to tame all of
 	  the crazy out-of-tree drivers that have been floating around
 	  for years, combined with some really hacky userspace
 	  implementations.  This is only for GNSS receivers, but you
 	  have to start somewhere, and this is great to see.
 Other than that, there are new slimbus drivers, new coresight drivers,
 new fpga drivers, and loads of DT bindings for all of these and existing
 drivers.
 
 Full details of everything is in the shortlog.
 
 All of these have been in linux-next for a while with no reported
 issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 -----BEGIN PGP SIGNATURE-----
 
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Merge tag 'char-misc-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver updates from Greg KH:
 "Here is the bit set of char/misc drivers for 4.19-rc1

  There is a lot here, much more than normal, seems like everyone is
  writing new driver subsystems these days... Anyway, major things here
  are:

   - new FSI driver subsystem, yet-another-powerpc low-level hardware
     bus

   - gnss, finally an in-kernel GPS subsystem to try to tame all of the
     crazy out-of-tree drivers that have been floating around for years,
     combined with some really hacky userspace implementations. This is
     only for GNSS receivers, but you have to start somewhere, and this
     is great to see.

  Other than that, there are new slimbus drivers, new coresight drivers,
  new fpga drivers, and loads of DT bindings for all of these and
  existing drivers.

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'char-misc-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (255 commits)
  android: binder: Rate-limit debug and userspace triggered err msgs
  fsi: sbefifo: Bump max command length
  fsi: scom: Fix NULL dereference
  misc: mic: SCIF Fix scif_get_new_port() error handling
  misc: cxl: changed asterisk position
  genwqe: card_base: Use true and false for boolean values
  misc: eeprom: assignment outside the if statement
  uio: potential double frees if __uio_register_device() fails
  eeprom: idt_89hpesx: clean up an error pointer vs NULL inconsistency
  misc: ti-st: Fix memory leak in the error path of probe()
  android: binder: Show extra_buffers_size in trace
  firmware: vpd: Fix section enabled flag on vpd_section_destroy
  platform: goldfish: Retire pdev_bus
  goldfish: Use dedicated macros instead of manual bit shifting
  goldfish: Add missing includes to goldfish.h
  mux: adgs1408: new driver for Analog Devices ADGS1408/1409 mux
  dt-bindings: mux: add adi,adgs1408
  Drivers: hv: vmbus: Cleanup synic memory free path
  Drivers: hv: vmbus: Remove use of slow_virt_to_phys()
  Drivers: hv: vmbus: Reset the channel callback in vmbus_onoffer_rescind()
  ...
2018-08-18 11:04:51 -07:00
Linus Torvalds 2475c515d4 Staging/IIO patches for 4.19-rc1
Here are the big staging/iio patches for 4.19-rc1.
 
 Lots of churn here, with tons of cleanups happening in staging drivers,
 a removal of an old crypto driver that no one was using (skein), and the
 addition of some new IIO drivers.  Also added was a "gasket" driver from
 Google that needs loads of work and the erofs filesystem.
 
 Even with adding all of the new drivers and a new filesystem, we are
 only adding about 1000 lines overall to the kernel linecount, which
 shows just how much cleanup happened, and how big the unused crypto
 driver was.
 
 All of these have been in the linux-next tree for a while now with no
 reported issues.
 
 Note, you will have a merge problem with a device tree IIO file and the
 MAINTAINERS file, both resolutions are easy, just take all changed.
 There will be a skein file merge issue as well, but that file got
 deleted so just drop that.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging and IIO updates from Greg KH:
 "Here are the big staging/iio patches for 4.19-rc1.

  Lots of churn here, with tons of cleanups happening in staging
  drivers, a removal of an old crypto driver that no one was using
  (skein), and the addition of some new IIO drivers. Also added was a
  "gasket" driver from Google that needs loads of work and the erofs
  filesystem.

  Even with adding all of the new drivers and a new filesystem, we are
  only adding about 1000 lines overall to the kernel linecount, which
  shows just how much cleanup happened, and how big the unused crypto
  driver was.

  All of these have been in the linux-next tree for a while now with no
  reported issues"

* tag 'staging-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (903 commits)
  staging:rtl8192u: Remove unused macro definitions - Style
  staging:rtl8192u: Add spaces around '+' operator - Style
  staging:rtl8192u: Remove stale comment - Style
  staging: rtl8188eu: remove unused mp_custom_oid.h
  staging: fbtft: Add spaces around / - Style
  staging: fbtft: Erases some repetitive usage of function name - Style
  staging: fbtft: Adjust some empty-line problems - Style
  staging: fbtft: Removes one nesting level to help readability - Style
  staging: fbtft: Changes gamma table to define.
  staging: fbtft: A bit more information on dev_err.
  staging: fbtft: Fixes some alignment issues - Style
  staging: fbtft: Puts macro arguments in parenthesis to avoid precedence issues - Style
  staging: rtl8188eu: remove unused array dB_Invert_Table
  staging: rtl8188eu: remove whitespace, add missing blank line
  staging: rtl8188eu: use is_multicast_ether_addr in rtw_sta_mgt.c
  staging: rtl8188eu: remove whitespace - style
  staging: rtl8188eu: cleanup block comment - style
  staging: rtl8188eu: use is_multicast_ether_addr in rtl8188eu_xmit.c
  staging: rtl8188eu: use is_multicast_ether_addr in recv_linux.c
  staging: rtlwifi: refactor rtl_get_tcb_desc
  ...
2018-08-18 11:00:00 -07:00
Linus Torvalds 336722eb9d TTY/Serial driver patches for 4.19-rc1
Here is the big tty and serial driver pull request for 4.19-rc1.
 
 It's not all that big, just a number of small serial driver updates and
 fixes, along with some better vt handling for unicode characters for
 those using braille terminals.
 
 Full details are in the shortlog.
 
 All of these patches have been in linux-next for a long time with no
 reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 =7tX/
 -----END PGP SIGNATURE-----

Merge tag 'tty-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty/serial driver updates from Greg KH:
 "Here is the big tty and serial driver pull request for 4.19-rc1.

  It's not all that big, just a number of small serial driver updates
  and fixes, along with some better vt handling for unicode characters
  for those using braille terminals.

  All of these patches have been in linux-next for a long time with no
  reported issues"

* tag 'tty-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (73 commits)
  tty: serial: 8250: Revert NXP SC16C2552 workaround
  serial: 8250_exar: Read INT0 from slave device, too
  tty: rocket: Fix possible buffer overwrite on register_PCI
  serial: 8250_dw: Add ACPI support for uart on Broadcom SoC
  serial: 8250_dw: always set baud rate in dw8250_set_termios
  dt-bindings: serial: Add binding for uartlite
  tty: serial: uartlite: Add support for suspend and resume
  tty: serial: uartlite: Add clock adaptation
  tty: serial: uartlite: Add structure for private data
  serial: sh-sci: Improve support for separate TEI and DRI interrupts
  serial: sh-sci: Remove SCIx_RZ_SCIFA_REGTYPE
  serial: sh-sci: Allow for compressed SCIF address
  serial: sh-sci: Improve interrupts description
  serial: 8250: Use cached port name directly in messages
  serial: 8250_exar: Drop unused variable in pci_xr17v35x_setup()
  vt: drop unused struct vt_struct
  vt: avoid a VLA in the unicode screen scroll function
  vt: add /dev/vcsu* to devices.txt
  vt: coherence validation code for the unicode screen buffer
  vt: selection: take screen contents from uniscr if available
  ...
2018-08-18 10:50:41 -07:00
Linus Torvalds 5695d5d197 USB/PHY patches for 4.19-rc1
Here is the big USB and phy driver patch set for 4.19-rc1.
 
 Nothing huge but there was a lot of work that happened this development
 cycle:
 	- lots of type-c work, with drivers graduating out of staging,
 	  and displayport support being added.
 	- new PHY drivers
 	- the normal collection of gadget driver updates and fixes
 	- code churn to work on the urb handling path, using irqsave()
 	  everywhere in anticipation of making this codepath a lot
 	  simpler in the future.
 	- usbserial driver fixes and reworks
 	- other misc changes
 
 Full details are in the shortlog.
 
 All of these have been in linux-next with no reported issues for a
 while.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB/PHY updates from Greg KH:
 "Here is the big USB and phy driver patch set for 4.19-rc1.

  Nothing huge but there was a lot of work that happened this
  development cycle:

   - lots of type-c work, with drivers graduating out of staging, and
     displayport support being added.

   - new PHY drivers

   - the normal collection of gadget driver updates and fixes

   - code churn to work on the urb handling path, using irqsave()
     everywhere in anticipation of making this codepath a lot simpler in
     the future.

   - usbserial driver fixes and reworks

   - other misc changes

  All of these have been in linux-next with no reported issues for a
  while"

* tag 'usb-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (159 commits)
  USB: serial: pl2303: add a new device id for ATEN
  usb: renesas_usbhs: Kconfig: convert to SPDX identifiers
  usb: dwc3: gadget: Check MaxPacketSize from descriptor
  usb: dwc2: Turn on uframe_sched on "stm32f4x9_fsotg" platforms
  usb: dwc2: Turn on uframe_sched on "amlogic" platforms
  usb: dwc2: Turn on uframe_sched on "his" platforms
  usb: dwc2: Turn on uframe_sched on "bcm" platforms
  usb: dwc2: gadget: ISOC's starting flow improvement
  usb: dwc2: Make dwc2_readl/writel functions endianness-agnostic.
  usb: dwc3: core: Enable AutoRetry feature in the controller
  usb: dwc3: Set default mode for dwc_usb31
  usb: gadget: udc: renesas_usb3: Add register of usb role switch
  usb: dwc2: replace ioread32/iowrite32_rep with dwc2_readl/writel_rep
  usb: dwc2: Modify dwc2_readl/writel functions prototype
  usb: dwc3: pci: Intel Merrifield can be host
  usb: dwc3: pci: Supply device properties via driver data
  arm64: dts: dwc3: description of incr burst type
  usb: dwc3: Enable undefined length INCR burst type
  usb: dwc3: add global soc bus configuration reg0
  usb: dwc3: Describe 'wakeup_work' field of struct dwc3_pci
  ...
2018-08-18 10:21:49 -07:00
David S. Miller 6e3bf9b04f Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
Daniel Borkmann says:

====================
pull-request: bpf 2018-08-18

The following pull-request contains BPF updates for your *net* tree.

The main changes are:

1) Fix a BPF selftest failure in test_cgroup_storage due to rlimit
   restrictions, from Yonghong.

2) Fix a suspicious RCU rcu_dereference_check() warning triggered
   from removing a device's XDP memory allocator by using the correct
   rhashtable lookup function, from Tariq.

3) A batch of BPF sockmap and ULP fixes mainly fixing leaks and races
   as well as enforcing module aliases for ULPs. Another fix for BPF
   map redirect to make them work again with tail calls, from Daniel.

4) Fix XDP BPF samples to unload their programs upon SIGTERM, from Jesper.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2018-08-18 10:02:49 -07:00
David S. Miller 3fe49d699a Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf
Pablo Neira Ayuso says:

====================
Netfilter/IPVS fixes for net

The following patchset contains Netfilter/IPVS fixes for your net tree:

1) Infinite loop in IPVS when net namespace is released, from
   Tan Hu.

2) Do not show negative timeouts in ip_vs_conn by using the new
   jiffies_delta_to_msecs(), patches from Matteo Croce.

3) Set F_IFACE flag for linklocal addresses in ip6t_rpfilter,
   from Florian Westphal.

4) Fix overflow in set size allocation, from Taehee Yoo.

5) Use netlink_dump_start() from ctnetlink to fix memleak from
   the error path, again from Florian.

6) Register nfnetlink_subsys in last place, otherwise netns
   init path may lose race and see net->nft uninitialized data.
   This also reverts previous attempt to fix this by increase
   netns refcount, patches from Florian.

7) Remove conntrack entries on layer 4 protocol tracker module
   removal, from Florian.

8) Use GFP_KERNEL_ACCOUNT for xtables blob allocation, from
   Michal Hocko.

9) Get tproxy documentation in sync with existing codebase,
   from Mate Eckl.

10) Honor preset layer 3 protocol via ctx->family in the new nft_ct
    timeout infrastructure, from Harsha Sharma.

11) Let uapi nfnetlink_osf.h compile standalone with no errors,
    from Dmitry V. Levin.

12) Missing braces compilation warning in nft_tproxy, patch from
    Mate Eclk.

13) Disregard bogus check to bail out on non-anonymous sets from
    the dynamic set update extension.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2018-08-18 09:59:19 -07:00
Linus Torvalds 1f7a4c73a7 Pull request for inclusion in 4.19, take two
This tag is the same as 9p-for-4.19 without the two MAINTAINERS patches
 
 Contains mostly fixes (6 to be backported to stable) and a few changes,
 here is the breakdown:
  * Rework how fids are attributed by replacing some custom tracking in a
 list by an idr (f28cdf0430)
  * For packet-based transports (virtio/rdma) validate that the packet
 length matches what the header says (f984579a01)
  * A few race condition fixes found by syzkaller (9f476d7c54,
 430ac66eb4)
  * Missing argument check when NULL device is passed in sys_mount
 (10aa14527f)
  * A few virtio fixes (23cba9cbde, 31934da810, d28c756cae)
  * Some spelling and style fixes
 
 ----------------------------------------------------------------
 Chirantan Ekbote (1):
       9p/net: Fix zero-copy path in the 9p virtio transport
 
 Colin Ian King (1):
       fs/9p/v9fs.c: fix spelling mistake "Uknown" -> "Unknown"
 
 Jean-Philippe Brucker (1):
       net/9p: fix error path of p9_virtio_probe
 
 Matthew Wilcox (4):
       9p: Fix comment on smp_wmb
       9p: Change p9_fid_create calling convention
       9p: Replace the fidlist with an IDR
       9p: Embed wait_queue_head into p9_req_t
 
 Souptick Joarder (1):
       fs/9p/vfs_file.c: use new return type vm_fault_t
 
 Stephen Hemminger (1):
       9p: fix whitespace issues
 
 Tomas Bortoli (5):
       net/9p/client.c: version pointer uninitialized
       net/9p/trans_fd.c: fix race-condition by flushing workqueue before the kfree()
       net/9p/trans_fd.c: fix race by holding the lock
       9p: validate PDU length
       9p: fix multiple NULL-pointer-dereferences
 
 jiangyiwen (2):
       net/9p/virtio: Fix hard lockup in req_done
       9p/virtio: fix off-by-one error in sg list bounds check
 
 piaojun (5):
       net/9p/client.c: add missing '\n' at the end of p9_debug()
       9p/net/protocol.c: return -ENOMEM when kmalloc() failed
       net/9p/trans_virtio.c: fix some spell mistakes in comments
       fs/9p/xattr.c: catch the error of p9_client_clunk when setting xattr failed
       net/9p/trans_virtio.c: add null terminal for mount tag
 
  fs/9p/v9fs.c            |   2 +-
  fs/9p/vfs_file.c        |   2 +-
  fs/9p/xattr.c           |   6 ++++--
  include/net/9p/client.h |  11 ++++-------
  net/9p/client.c         | 119 +++++++++++++++++++++++++++++++++++++++++++++++++-------------------------------------------------------------------
  net/9p/protocol.c       |   2 +-
  net/9p/trans_fd.c       |  22 +++++++++++++++-------
  net/9p/trans_rdma.c     |   4 ++++
  net/9p/trans_virtio.c   |  66 +++++++++++++++++++++++++++++++++++++---------------------------
  net/9p/trans_xen.c      |   3 +++
  net/9p/util.c           |   1 -
  12 files changed, 122 insertions(+), 116 deletions(-)
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Merge tag '9p-for-4.19-2' of git://github.com/martinetd/linux

Pull 9p updates from Dominique Martinet:
 "This contains mostly fixes (6 to be backported to stable) and a few
  changes, here is the breakdown:

   - rework how fids are attributed by replacing some custom tracking in
     a list by an idr

   - for packet-based transports (virtio/rdma) validate that the packet
     length matches what the header says

   - a few race condition fixes found by syzkaller

   - missing argument check when NULL device is passed in sys_mount

   - a few virtio fixes

   - some spelling and style fixes"

* tag '9p-for-4.19-2' of git://github.com/martinetd/linux: (21 commits)
  net/9p/trans_virtio.c: add null terminal for mount tag
  9p/virtio: fix off-by-one error in sg list bounds check
  9p: fix whitespace issues
  9p: fix multiple NULL-pointer-dereferences
  fs/9p/xattr.c: catch the error of p9_client_clunk when setting xattr failed
  9p: validate PDU length
  net/9p/trans_fd.c: fix race by holding the lock
  net/9p/trans_fd.c: fix race-condition by flushing workqueue before the kfree()
  net/9p/virtio: Fix hard lockup in req_done
  net/9p/trans_virtio.c: fix some spell mistakes in comments
  9p/net: Fix zero-copy path in the 9p virtio transport
  9p: Embed wait_queue_head into p9_req_t
  9p: Replace the fidlist with an IDR
  9p: Change p9_fid_create calling convention
  9p: Fix comment on smp_wmb
  net/9p/client.c: version pointer uninitialized
  fs/9p/v9fs.c: fix spelling mistake "Uknown" -> "Unknown"
  net/9p: fix error path of p9_virtio_probe
  9p/net/protocol.c: return -ENOMEM when kmalloc() failed
  net/9p/client.c: add missing '\n' at the end of p9_debug()
  ...
2018-08-17 17:27:58 -07:00
Linus Torvalds 6ada4e2826 Merge branch 'akpm' (patches from Andrew)
Merge updates from Andrew Morton:

 - a few misc things

 - a few Y2038 fixes

 - ntfs fixes

 - arch/sh tweaks

 - ocfs2 updates

 - most of MM

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (111 commits)
  mm/hmm.c: remove unused variables align_start and align_end
  fs/userfaultfd.c: remove redundant pointer uwq
  mm, vmacache: hash addresses based on pmd
  mm/list_lru: introduce list_lru_shrink_walk_irq()
  mm/list_lru.c: pass struct list_lru_node* as an argument to __list_lru_walk_one()
  mm/list_lru.c: move locking from __list_lru_walk_one() to its caller
  mm/list_lru.c: use list_lru_walk_one() in list_lru_walk_node()
  mm, swap: make CONFIG_THP_SWAP depend on CONFIG_SWAP
  mm/sparse: delete old sparse_init and enable new one
  mm/sparse: add new sparse_init_nid() and sparse_init()
  mm/sparse: move buffer init/fini to the common place
  mm/sparse: use the new sparse buffer functions in non-vmemmap
  mm/sparse: abstract sparse buffer allocations
  mm/hugetlb.c: don't zero 1GiB bootmem pages
  mm, page_alloc: double zone's batchsize
  mm/oom_kill.c: document oom_lock
  mm/hugetlb: remove gigantic page support for HIGHMEM
  mm, oom: remove sleep from under oom_lock
  kernel/dma: remove unsupported gfp_mask parameter from dma_alloc_from_contiguous()
  mm/cma: remove unsupported gfp_mask parameter from cma_alloc()
  ...
2018-08-17 16:49:31 -07:00
Colin Ian King 1e92641929 mm/hmm.c: remove unused variables align_start and align_end
Variables align_start and align_end are being assigned but are never
used hence they are redundant and can be removed.

Cleans up clang warnings:
  warning: variable 'align_start' set but not used [-Wunused-but-set-variable]
  warning: variable 'align_size' set but not used [-Wunused-but-set-variable]

Link: http://lkml.kernel.org/r/20180714161124.3923-1-colin.king@canonical.com
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-08-17 16:20:33 -07:00
Colin Ian King 5241d47274 fs/userfaultfd.c: remove redundant pointer uwq
Pointer uwq is being assigned but is never used hence it is redundant
and can be removed.

Cleans up clang warning:
  warning: variable 'uwq' set but not used [-Wunused-but-set-variable]

Link: http://lkml.kernel.org/r/20180717090802.18357-1-colin.king@canonical.com
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-08-17 16:20:32 -07:00