Commit Graph

482413 Commits

Author SHA1 Message Date
Bryan Thompson 442ab1dfcf staging: unisys: virtpci: Fix CamelCase write_vbus_chpInfo()
Rename write_vbus_chpInfo() to write_vbus_chp_info() in virtpci.c

Signed-off-by: Bryan Thompson <bryan.thompson@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:03:37 -08:00
Bryan Thompson e322528dca staging: unisys: virtpci: Fix CamelCase vbus driver info variable
Rename BusDriverInfo variable to bus_driver_info in virtpci.c

Signed-off-by: Bryan Thompson <bryan.thompson@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:03:37 -08:00
Bryan Thompson 4ecd8281b2 staging: unisys: virtpci: Fix CamelCase virtpci device list lock
Rename VpcidevListLock to vpcidev_list_lock in virtpci.c

Signed-off-by: Bryan Thompson <bryan.thompson@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:03:37 -08:00
Bryan Thompson 8a7281b21b staging: unisys: virtpci: Fix CamelCase virtpci device list head
Rename VpcidevListHead to vpcidev_list_head in virtpci.c

Signed-off-by: Bryan Thompson <bryan.thompson@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:03:37 -08:00
Bryan Thompson 09b0e27621 staging: unisys: virtpci: Fix CamelCase Chipset_DriverInfo
Rename Chipset_DriverInfo to chipset_driver_info in virtpci.c

Signed-off-by: Bryan Thompson <bryan.thompson@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:03:37 -08:00
Benjamin Romer 10c295a1d2 staging: unisys: remove unused macros from visorchipset.h
Delete the macros and related preprocessor code for DBG_GETFILE_PAYLOAD(),
DBG_GETFILE(), and DBG_PUTFILE().

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:02:46 -08:00
Benjamin Romer 60f4cf035e staging: unisys: remove visorchipset_controlvm_respond_reportEvent()
No one is using this definition so remove it.

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:02:46 -08:00
Benjamin Romer cf0bd0b579 staging: unisys: fix CamelCase in visorchipset_set_device_context()
Fix CamelCase parameter names:

busNo => bus_no
devNo => dev_no

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:02:46 -08:00
Benjamin Romer 58dd8f2d79 staging: unisys: fix CamelCase in visorchipset_set_bus_context()
Fix CamelCase parameter:

busNo => bus_no

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:02:46 -08:00
Benjamin Romer 5c01b454d8 staging: unisys: remove unused definitions from visorchipset.h
Delete visorchipset_get_switch_info() and visorchipset_get_externalport_info()
as these functions were declared but not defined, or used.

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:02:46 -08:00
Benjamin Romer b486df191c staging: unisys: fix CamelCase in visorchipset_get_device_info()
Fix CamelCase names:

busNo => bus_no
devNo => dev_no
devInfo => dev_info

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:02:46 -08:00
Benjamin Romer 77db7127c7 staging: unisys: fix CamelCase in visorchipset_get_bus_info
Fix CamelCase names:

busNo => bus_no
busInfo => bus_info

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:02:46 -08:00
Benjamin Romer 8420f417e5 staging: unisys: fix CamelCase in visorchipset_device_pause_response()
Fix CamelCase parameters:

busNo => bus_no
devNo => dev_no

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:02:46 -08:00
Benjamin Romer 1e7a59c146 staging: unisys: fix CamelCase name in visorchipset_register_busdev_server()
Fix CamelCase name:

driverInfo => driver_info

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:02:46 -08:00
Benjamin Romer 43fce019e9 staging: unisys: fix CamelCase name in visorchipset_register_busdev_client()
Fix CamelCase parameter:

driverInfo => driver_info

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:02:46 -08:00
Benjamin Romer 929aa8ae2f staging: unisys: refactor VISORCHIPSET_BUSDEV_RESPONDERS
Get rid of the typedef and just use struct visorchipset_busdev_responders
instead. Fix CamelCase parameter names in the function pointer definitions for
the structure:

busNo => bus_no
devNo => dev_no

Update references to changed names.

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:02:46 -08:00
Benjamin Romer fe90d8926c staging: unisys: refactor VISORCHIPSET_BUSDEV_NOTIFIERS
Get rid of the typedef and just use struct visorchipset_busdev_notifiers
instead. Fix CamelCase names in parameters for the function pointers:

busNo => bus_no
devNo => dev_no
typeGuid => type_uuid
minSize => min_size
maxSize => max_size

Update references.

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:02:46 -08:00
Benjamin Romer 2924bbc97f staging: unisys: refactor VISORCHIPSET_INTERNALPORT_INFO
Get rid of the typedef and use struct visorchipset_internalport_info and fix
CamelCase member names:

switchNo => switch_no
internalPortNo => internal_port_no
busNo => bus_no
devNo => dev_no
Reserved1 => reserved1
Reserved2 => reserved2
pendingMsgHdr => pending_msg_hdr
procObject => proc_object

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
2014-11-03 16:02:04 -08:00
Benjamin Romer 53414833fe staging: unisys: refactor VISORCHIPSET_EXTERNALPORT_INFO
Remove the typedef and just use struct visorchipset_externalport_info instead.
Fix all CamelCase names:

switchNo => switch_no
externalPortNo => external_port_no
networkZoneGuid => network_zone_uuid
pdPort => pd_port
ipNetmask => ip_netmask
ipBroadcast => ip_broadcast
ipNetwork => ip_network
ipGateway => ip_gateway
ipDNS => ip_dns
Reserved1 => reserved1
Reserved2 => reserved2
pendingMsgHdr => pending_msg_hdr

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
2014-11-03 16:02:03 -08:00
Benjamin Romer e2320e653e staging: unisys: refactor VISORCHIPSET_SWITCH_INFO
Remove the typedef and use struct visorchipset_switch_info instead. Fix all
CamelCase member names:

switchNo => switch_no
switchTypeGuid => switch_type_uuid
authService1 => authservice1
authService2 => authservice2
authService3 => authservice3
securityContext => security_context
Reserved => reserved
Reserved2 => reserved2
pendingMsgHdr => pending_msg_hdr

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
2014-11-03 16:02:03 -08:00
Benjamin Romer b4d55e39a3 staging: unisys: fix CamelCase in findbus()
Fix the CamelCase parameter name in findbus() in visorchipset.h.

busNo => bus_no

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:00:44 -08:00
Benjamin Romer 33192fa1d1 staging: unisys: refactor VISORCHIPSET_BUS_INFO
Remove the typedef and use the name struct visorchipset_bus_info instead.
Fix CamelCase member names in the structure:

busNo => bus_no
chanInfo => chan_info
partitionGuid => partition_uuid
partitionHandle => partition_handle
Reserved1 => reserved1
Reserved2 => reserved2
procObject => proc_object

Update references to changed names.

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 16:00:44 -08:00
Benjamin Romer 8f67b5bc06 staging: unisys: fix CamelCase parameters in delbusdevices()
Fix the CamelCase parameter in delbusdevices() in visorchipset.h:

busNo => bus_no

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 15:59:37 -08:00
Benjamin Romer 0a96ec728e staging: unisys: fix CamelCase parameters in finddevice()
Fix CamelCase names in finddevice():

busNo => bus_no
devNo => dev_no

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 15:59:37 -08:00
Benjamin Romer 246e0cd098 staging: unisys: refactor VISORCHIPSET_DEVICE_INFO
Remove the typedef and use struct visorchipset_device_info instead. Fix
CamelCase names:

busNo => bus_no
devNo => dev_no
devInstGuid => dev_inst_guid
chanInfo => chan_info
Reserved1 => reserved1
Reserved2 => reserved2
switchNo => switch_no
internalPortNo => internal_port_no
pendingMsgHdr => pending_msg_hdr

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 15:59:01 -08:00
Benjamin Romer 9b1caee717 staging: unisys: refactor VISORCHIPSET_CHANNEL_INFO
Remove the typedef from this type and use struct visorchipset_channel_info
instead. Fix CamelCase member names:

addrType => addr_type
channelAddr => channel_addr
nChannelBytes => n_channel_bytes
channelTypeGuid => channel_type_uuid
channelInstGuid => channel_inst_uuid

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 15:59:01 -08:00
Benjamin Romer 2c683cde06 staging: unisys: refactor CRASH_OBJ_TYPE
Remove the typedef from the enumeration and replace references to it with
enum crash_obj_type. Fix CamelCase names:

CRASH_dev => CRASH_DEV
CRASH_bus => CRASH_BUS

Update all references to changed names.

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 15:59:01 -08:00
Benjamin Romer 6fb23e1894 staging: unisys: refactor VISORCHIPSET_ADDRESSTYPE
Get rid of VISORCHIPSET_ADDRESSTYPE and replace it with enum
visorchipset_addresstype. Fix CamelCase names:

ADDRTYPE_localPhysical => ADDRTYPE_LOCALPHYSICAL
ADDRTYPE_localTest => ADDRTYPE_LOCALTEST

Update all references to changed names.

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 15:59:01 -08:00
Benjamin Romer 37951dabd8 staging: unisys: get rid of VISORCHIPSET_STATE typedef
Remove the typedef for VISORCHIPSET_STATE and replace it with enum
visorchipset_state.

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-03 15:59:01 -08:00
Greg Kroah-Hartman 7cbe010a5e Merge 3.18-rc3 into staging-next
We want the upstream fixes in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-02 18:06:03 -08:00
Linus Torvalds 0df1f2487d Linux 3.18-rc3 2014-11-02 15:01:51 -08:00
Linus Torvalds 81d92dc117 Three main MTD fixes for 3.18:
* A regression from 3.16 which was noticed in 3.17. With the restructuring of
    the m25p80.c driver and the SPI NOR library framework, we omitted proper
    listing of the SPI device IDs. This means m25p80.c wouldn't auto-load
    (modprobe) properly when built as a module. For now, we duplicate the device
    IDs into both modules.
 
 * The OMAP / ELM modules were depending on an implicit link ordering. Use
   deferred probing so that the new link order (in 3.18-rc) can still allow for
   successful probing.
 
 * Fix suspend/resume support for LH28F640BF NOR flash
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Merge tag 'for-linus-20141102' of git://git.infradead.org/linux-mtd

Pull MTD fixes from Brian Norris:
 "Three main MTD fixes for 3.18:

   - A regression from 3.16 which was noticed in 3.17.  With the
     restructuring of the m25p80.c driver and the SPI NOR library
     framework, we omitted proper listing of the SPI device IDs.  This
     means m25p80.c wouldn't auto-load (modprobe) properly when built as
     a module.  For now, we duplicate the device IDs into both modules.

   - The OMAP / ELM modules were depending on an implicit link ordering.
     Use deferred probing so that the new link order (in 3.18-rc) can
     still allow for successful probing.

   - Fix suspend/resume support for LH28F640BF NOR flash"

* tag 'for-linus-20141102' of git://git.infradead.org/linux-mtd:
  mtd: cfi_cmdset_0001.c: fix resume for LH28F640BF chips
  mtd: omap: fix mtd devices not showing up
  mtd: m25p80,spi-nor: Fix module aliases for m25p80
  mtd: spi-nor: make spi_nor_scan() take a chip type name, not spi_device_id
  mtd: m25p80: get rid of spi_get_device_id
2014-11-02 14:45:52 -08:00
Linus Torvalds ad2be3796f SCSI for-linus on 20141102
This is a set of six patches consisting of two MAINTAINER updates, two scsi-mq
 fixs for the old parallel interface (not every request is tagged and we need
 to set the right flags to populate the SPI tag message) and a fix for a memory
 leak in scatterlist traversal caused by a preallocation update in 3.17) and an
 ipv6 fix for cxgbi.
 
 Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Merge tag 'scsi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI fixes from James Bottomley:
 "This is a set of six patches consisting of:
   - two MAINTAINER updates
   - two scsi-mq fixs for the old parallel interface (not every request
     is tagged and we need to set the right flags to populate the SPI
     tag message)
   - a fix for a memory leak in scatterlist traversal caused by a
     preallocation update in 3.17
   - an ipv6 fix for cxgbi"

[ The scatterlist fix also came in separately through the block layer tree ]

* tag 'scsi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  MAINTAINERS: ufs - remove self
  MAINTAINERS: change hpsa and cciss maintainer
  libcxgbi : support ipv6 address host_param
  scsi: set REQ_QUEUE for the blk-mq case
  Revert "block: all blk-mq requests are tagged"
  lib/scatterlist: fix memory leak with scsi-mq
2014-11-02 14:39:35 -08:00
Linus Torvalds 12267166c5 Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull drm fixes from Dave Airlie:
 "Nothing too astounding or major: radeon, i915, vmwgfx, armada and
  exynos.

  Biggest ones:
   - vmwgfx has one big locking regression fix
   - i915 has come displayport fixes
   - radeon has some stability and a memory alloc failure
   - armada and exynos have some vblank fixes"

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: (24 commits)
  drm/exynos: correct connector->dpms field before resuming
  drm/exynos: enable vblank after DPMS on
  drm/exynos: init kms poll at the end of initialization
  drm/exynos: propagate plane initialization errors
  drm/exynos: vidi: fix build warning
  drm/exynos: remove explicit encoder/connector de-initialization
  drm/exynos: init vblank with real number of crtcs
  drm/vmwgfx: Filter out modes those cannot be supported by the current VRAM size.
  drm/vmwgfx: Fix hash key computation
  drm/vmwgfx: fix lock breakage
  drm/i915/dp: only use training pattern 3 on platforms that support it
  drm/radeon: remove some buggy dead code
  drm/i915: Ignore VBT backlight check on Macbook 2, 1
  drm/radeon: remove invalid pci id
  drm/radeon: dpm fixes for asrock systems
  radeon: clean up coding style differences in radeon_get_bios()
  drm/radeon: Use drm_malloc_ab instead of kmalloc_array
  drm/radeon/dpm: disable ulv support on SI
  drm/i915: Fix GMBUSFREQ on vlv/chv
  drm/i915: Ignore long hpds on eDP ports
  ...
2014-11-02 14:27:30 -08:00
Linus Torvalds 3c43de0ffd Merge branch 'fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm
Pull ARM fixes from Russell King:
 - add the new bpf syscall to ARM.
 - drop a redundant return statement in __iommu_alloc_remap()
 - fix a performance issue noticed by Thomas Petazzoni with
   kmap_atomic().
 - fix an issue with the L2 cache OF parsing code which caused it to
   incorrectly print warnings on each boot, and make the warning text
   more consistent with the rest of the code

* 'fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm:
  ARM: 8180/1: mm: implement no-highmem fast path in kmap_atomic_pfn()
  ARM: 8183/1: l2c: Improve l2c310_of_parse() error message
  ARM: 8181/1: Drop extra return statement
  ARM: 8182/1: l2c: Make l2x0_cache_size_of_parse() return 'int'
  ARM: enable bpf syscall
2014-11-02 12:56:20 -08:00
Linus Torvalds 7501a53329 A small set of x86 fixes. The most serious is an SRCU lockdep fix.
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull kvm fixes from Paolo Bonzini:
 "A small set of x86 fixes.  The most serious is an SRCU lockdep fix.

  A bit late - needed some time to test the SRCU fix, which only came in
  on Friday"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: vmx: defer load of APIC access page address during reset
  KVM: nVMX: Disable preemption while reading from shadow VMCS
  KVM: x86: Fix far-jump to non-canonical check
  KVM: emulator: fix execution close to the segment limit
  KVM: emulator: fix error code for __linearize
2014-11-02 12:31:02 -08:00
Dave Airlie 66338feee4 Merge branch 'exynos-drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos into drm-fixes
This pull-request includes some bug fixes and code cleanups.
Especially, this fixes the bind failure issue occurred when it tries
to re-bind Exynos drm driver after unbound, and the modetest failure
issue incurred by not having a pair to vblank on and off requests.

* 'exynos-drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos:
  drm/exynos: correct connector->dpms field before resuming
  drm/exynos: enable vblank after DPMS on
  drm/exynos: init kms poll at the end of initialization
  drm/exynos: propagate plane initialization errors
  drm/exynos: vidi: fix build warning
  drm/exynos: remove explicit encoder/connector de-initialization
  drm/exynos: init vblank with real number of crtcs
2014-11-03 05:23:17 +10:00
Linus Torvalds 7e05b807b9 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull VFS fixes from Al Viro:
 "A bunch of assorted fixes, most of them followups to overlayfs merge"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  ovl: initialize ->is_cursor
  Return short read or 0 at end of a raw device, not EIO
  isofs: don't bother with ->d_op for normal case
  isofs_cmp(): we'll never see a dentry for . or ..
  overlayfs: fix lockdep misannotation
  ovl: fix check for cursor
  overlayfs: barriers for opening upper-layer directory
  rcu: Provide counterpart to rcu_dereference() for non-RCU situations
  staging: android: logger: Fix log corruption regression
2014-11-02 10:28:43 -08:00
Linus Torvalds 4cb8c3593b irda: stop calling sk_prot->disconnect() on connection failure
The sk_prot is irda's own set of protocol handlers, so irda should
statically know what that function is anyway, without using an indirect
pointer.  And as it happens, we know *exactly* what that pointer is
statically: it's NULL, because irda doesn't define a disconnect
operation.

So calling that function is doubly wrong, and will just cause an oops.

Reported-by: Martin Lang <mlg.hessigheim@gmail.com>
Cc: Samuel Ortiz <samuel@sortiz.org>
Cc: David Miller <davem@davemloft.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2014-11-02 10:20:26 -08:00
Andrzej Hajda 74cfe07a83 drm/exynos: correct connector->dpms field before resuming
During system suspend after connector switch off its dpms field
is set to connector previous dpms state. To properly resume dpms field
should be set to its actual state (off) before resuming to previous dpms state.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
2014-11-03 01:51:28 +09:00
Andrzej Hajda d6948b2fd8 drm/exynos: enable vblank after DPMS on
Before DPMS off driver disables vblank.
It should be balanced by vblank enable after DPMS on.
The patch fixes issue with page_flip ioctl not being able
to acquire vblank counter introduced by patch:
drm: Always reject drm_vblank_get() after drm_vblank_off()

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
2014-11-03 01:51:28 +09:00
Andrzej Hajda 3cb6830a75 drm/exynos: init kms poll at the end of initialization
HPD events can be generated by components even if drm_dev is not fully
initialized, to skip such events kms poll initialization should
be performed at the end of load callback followed directly by forced
connection detection.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
2014-11-03 01:51:28 +09:00
Andrzej Hajda 64f7aed83d drm/exynos: propagate plane initialization errors
In case of error during plane initialization load callback
incorrectly return success, this patch fixes it.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
2014-11-03 01:51:28 +09:00
Inki Dae 9887e2d9da drm/exynos: vidi: fix build warning
encoder object isn't used anymore so remove it.

Signed-off-by: Inki Dae <inki.dae@samsung.com>
2014-11-03 01:51:27 +09:00
Andrzej Hajda d9aaf75762 drm/exynos: remove explicit encoder/connector de-initialization
All KMS objects are destroyed by drm_mode_config_cleanup in proper order
so component drivers should not care about it.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
2014-11-03 01:51:27 +09:00
Andrzej Hajda c52142e6a8 drm/exynos: init vblank with real number of crtcs
Initialization of vblank with MAX_CRTC caused attempts
to disabling vblanks for non-existing crtcs in case
drm used fewer crtcs. The patch fixes it.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
2014-11-03 01:51:27 +09:00
Paolo Bonzini a73896cb5b KVM: vmx: defer load of APIC access page address during reset
Most call paths to vmx_vcpu_reset do not hold the SRCU lock.  Defer loading
the APIC access page to the next vmentry.

This avoids the following lockdep splat:

[ INFO: suspicious RCU usage. ]
3.18.0-rc2-test2+ #70 Not tainted
-------------------------------
include/linux/kvm_host.h:474 suspicious rcu_dereference_check() usage!

other info that might help us debug this:

rcu_scheduler_active = 1, debug_locks = 0
1 lock held by qemu-system-x86/2371:
 #0:  (&vcpu->mutex){+.+...}, at: [<ffffffffa037d800>] vcpu_load+0x20/0xd0 [kvm]

stack backtrace:
CPU: 4 PID: 2371 Comm: qemu-system-x86 Not tainted 3.18.0-rc2-test2+ #70
Hardware name: Dell Inc. OptiPlex 9010/0M9KCM, BIOS A12 01/10/2013
 0000000000000001 ffff880209983ca8 ffffffff816f514f 0000000000000000
 ffff8802099b8990 ffff880209983cd8 ffffffff810bd687 00000000000fee00
 ffff880208a2c000 ffff880208a10000 ffff88020ef50040 ffff880209983d08
Call Trace:
 [<ffffffff816f514f>] dump_stack+0x4e/0x71
 [<ffffffff810bd687>] lockdep_rcu_suspicious+0xe7/0x120
 [<ffffffffa037d055>] gfn_to_memslot+0xd5/0xe0 [kvm]
 [<ffffffffa03807d3>] __gfn_to_pfn+0x33/0x60 [kvm]
 [<ffffffffa0380885>] gfn_to_page+0x25/0x90 [kvm]
 [<ffffffffa038aeec>] kvm_vcpu_reload_apic_access_page+0x3c/0x80 [kvm]
 [<ffffffffa08f0a9c>] vmx_vcpu_reset+0x20c/0x460 [kvm_intel]
 [<ffffffffa039ab8e>] kvm_vcpu_reset+0x15e/0x1b0 [kvm]
 [<ffffffffa039ac0c>] kvm_arch_vcpu_setup+0x2c/0x50 [kvm]
 [<ffffffffa037f7e0>] kvm_vm_ioctl+0x1d0/0x780 [kvm]
 [<ffffffff810bc664>] ? __lock_is_held+0x54/0x80
 [<ffffffff812231f0>] do_vfs_ioctl+0x300/0x520
 [<ffffffff8122ee45>] ? __fget+0x5/0x250
 [<ffffffff8122f0fa>] ? __fget_light+0x2a/0xe0
 [<ffffffff81223491>] SyS_ioctl+0x81/0xa0
 [<ffffffff816fed6d>] system_call_fastpath+0x16/0x1b

Reported-by: Takashi Iwai <tiwai@suse.de>
Reported-by: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Reviewed-by: Wanpeng Li <wanpeng.li@linux.intel.com>
Tested-by: Wanpeng Li <wanpeng.li@linux.intel.com>
Fixes: 38b9917350
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-11-02 08:37:18 +01:00
Jan Kiszka 282da870f4 KVM: nVMX: Disable preemption while reading from shadow VMCS
In order to access the shadow VMCS, we need to load it. At this point,
vmx->loaded_vmcs->vmcs and the actually loaded one start to differ. If
we now get preempted by Linux, vmx_vcpu_put and, on return, the
vmx_vcpu_load will work against the wrong vmcs. That can cause
copy_shadow_to_vmcs12 to corrupt the vmcs12 state.

Fix the issue by disabling preemption during the copy operation.
copy_vmcs12_to_shadow is safe from this issue as it is executed by
vmx_vcpu_run when preemption is already disabled before vmentry.

This bug is exposed by running Jailhouse within KVM on CPUs with
shadow VMCS support.  Jailhouse never expects an interrupt pending
vmexit, but the bug can cause it if, after copy_shadow_to_vmcs12
is preempted, the active VMCS happens to have the virtual interrupt
pending flag set in the CPU-based execution controls.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-11-02 07:55:46 +01:00
Nadav Amit 7e46dddd6f KVM: x86: Fix far-jump to non-canonical check
Commit d1442d85cc ("KVM: x86: Handle errors when RIP is set during far
jumps") introduced a bug that caused the fix to be incomplete.  Due to
incorrect evaluation, far jump to segment with L bit cleared (i.e., 32-bit
segment) and RIP with any of the high bits set (i.e, RIP[63:32] != 0) set may
not trigger #GP.  As we know, this imposes a security problem.

In addition, the condition for two warnings was incorrect.

Fixes: d1442d85cc
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Nadav Amit <namit@cs.technion.ac.il>
[Add #ifdef CONFIG_X86_64 to avoid complaints of undefined behavior. - Paolo]
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-11-02 07:54:55 +01:00
Dave Airlie 10a8fce846 Merge branch 'vmwgfx-fixes-3.18' of git://people.freedesktop.org/~thomash/linux
A critical 3.18 regression fix from Rob, (thanks!)
A fix to avoid advertizing modes we can't support from Sinclair
  (welcome Sinclair!)
and a fix for an incorrect  hash key computation from me that is
  completely harmless, but can wait 'til the next merge window if necessary.
  (I can't really bother stable with this one).

* 'vmwgfx-fixes-3.18' of git://people.freedesktop.org/~thomash/linux:
  drm/vmwgfx: Filter out modes those cannot be supported by the current VRAM size.
  drm/vmwgfx: Fix hash key computation
  drm/vmwgfx: fix lock breakage
2014-11-02 09:23:31 +10:00