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OpenCloudOS-Kernel
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Alexey Kardashevskiy 517ad4ae8a vfio/spapr_tce: Get rid of possible infinite loop 
As a part of cleanup, the SPAPR TCE IOMMU subdriver releases preregistered
memory. If there is a bug in memory release, the loop in
tce_iommu_release() becomes infinite; this actually happened to me.

This makes the loop finite and prints a warning on every failure to make
the code more bug prone.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Acked-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
 		2018-12-20 22:59:03 +11:00
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accessibility
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acpi acpi/nfit, x86/mce: Validate a MCE's address before using it 2018-11-06 19:13:26 +01:00
amba
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android
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ata sata_rcar: convert to SPDX identifiers 2018-11-08 06:32:16 -07:00
atm atm: zatm: Fix empty body Clang warnings 2018-10-18 15:39:10 -07:00
auxdisplay The Compiler Attributes series 2018-11-01 18:34:46 -07:00
base mm/memory_hotplug: fix online/offline_pages called w.o. mem_hotplug_lock 2018-10-31 08:54:17 -07:00
bcma
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block xen: fixes for 4.20-rc2 2018-11-10 08:58:48 -06:00
bluetooth Merge branch 'work.tty-ioctl' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2018-10-24 14:43:41 +01:00
bus ARM: SoC driver updates for 4.17 2018-10-29 15:16:01 -07:00
cdrom gdrom: fix mistake in assignment of error 2018-10-25 11:17:40 -06:00
char RTC for 4.20 2018-10-27 09:24:24 -07:00
clk clk: qcom: gcc: Fix board clock node name 2018-11-09 14:13:55 -08:00
clocksource Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2018-11-11 16:41:50 -06:00
connector
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cpufreq drivers/cpufreq: change CONFIG_6xx to CONFIG_PPC_BOOK3S_32 2018-11-26 22:33:37 +11:00
cpuidle powerpc/pseries/cpuidle: Fix preempt warning 2018-12-04 19:45:01 +11:00
crypto crypto4xx_core: don't abuse __dma_sync_page 2018-12-20 22:21:20 +11:00
dax
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dca
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devfreq
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dio
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dma pci-v4.20-changes 2018-10-25 06:50:48 -07:00
dma-buf
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edac * skx_edac: Address translation for NVDIMMs (Tony Luck and Qiuxu Zhuo) 2018-11-02 11:17:22 -07:00
eisa
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extcon
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firewire
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firmware Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2018-11-03 18:25:17 -07:00
fmc
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fpga fpga: add devm_fpga_region_create 2018-10-16 11:13:50 +02:00
fsi iov_iter: Separate type from direction and use accessor functions 2018-10-24 00:41:07 +01:00
gnss
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gpio pci-v4.20-changes 2018-10-25 06:50:48 -07:00
gpu drm: i915, amdgpu, sun4i, exynos and etnaviv fixes 2018-11-10 13:29:47 -06:00
hid HID: asus: fix build warning wiht CONFIG_ASUS_WMI disabled 2018-11-06 13:57:42 +01:00
hsi
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hv hv_balloon: Replace spin_is_locked() with lockdep 2018-10-15 20:54:17 +02:00
hwmon hwmon: (ibmpowernv) Remove bogus __init annotations 2018-11-04 15:55:12 -08:00
hwspinlock
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hwtracing stm class: Use memcat_p() 2018-10-11 12:12:55 +02:00
i2c i2c: nvidia-gpu: make pm_ops static 2018-11-09 17:56:44 +01:00
ide
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idle Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2018-10-23 13:32:18 +01:00
iio Staging/IIO patches for 4.20-rc1 2018-10-29 10:38:10 -07:00
infiniband Revert "mm, mmu_notifier: annotate mmu notifiers with blockable invalidate callbacks" 2018-10-26 16:25:19 -07:00
input Merge branch 'xarray' of git://git.infradead.org/users/willy/linux-dax 2018-10-28 11:35:40 -07:00
iommu mm: remove include/linux/bootmem.h 2018-10-31 08:54:16 -07:00
ipack
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irqchip irqchip/irq-mvebu-sei: Fix a NULL vs IS_ERR() bug in probe function 2018-11-01 12:38:48 +01:00
isdn Merge branch 'work.afs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2018-11-01 19:58:52 -07:00
leds LED fixes for 4.20-rc2 2018-11-08 17:49:04 -06:00
lightnvm
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macintosh macintosh: Use device_type helpers to access the node type 2018-11-26 22:33:37 +11:00
mailbox - Convert print users to use the %pOFn format specifier 2018-10-29 10:30:44 -07:00
mcb
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md for-linus-20181102 2018-11-02 11:25:48 -07:00
media media updates for v4.20-rc1 2018-10-31 10:53:29 -07:00
memory
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memstick
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message
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mfd chrome-platform for v4.20 2018-10-31 16:47:55 -07:00
misc ocxl/afu_irq: Don't include <asm/pnv-ocxl.h> 2018-12-20 22:21:20 +11:00
mmc Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2018-10-23 13:32:18 +01:00
mtd mtd: sa1100: avoid VLA in sa1100_setup_mtd 2018-11-06 10:38:17 +01:00
mux This is the bulk of GPIO changes for the v4.20 series: 2018-10-23 08:45:05 +01:00
net net: dsa: mv88e6xxx: Fix clearing of stats counters 2018-11-11 10:19:10 -08:00
nfc NFC: nfcmrvl_uart: fix OF child-node lookup 2018-10-23 13:28:53 -05:00
ntb ntb: idt: Alter the driver info comments 2018-11-01 10:33:12 -04:00
nubus
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nvdimm libnvdimm for 4.20 2018-10-25 06:31:56 -07:00
nvme for-linus-20181109 2018-11-09 16:31:51 -06:00
nvmem nvmem: hide unused nvmem_find_cell_by_index function 2018-10-15 15:56:15 +02:00
of Devicetree fixes for 4.20-rc: 2018-11-09 16:41:58 -06:00
opp
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oprofile
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parisc parisc: Add alternative coding infrastructure 2018-10-17 17:22:26 +02:00
parport
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pci Merge branch 'xarray' of git://git.infradead.org/users/willy/linux-dax 2018-10-28 11:35:40 -07:00
pcmcia powerpc updates for 4.20 2018-10-26 14:36:21 -07:00
perf arm64 updates for 4.20: 2018-10-22 17:30:06 +01:00
phy USB/PHY patches for 4.20-rc1 2018-10-26 08:14:13 -07:00
pinctrl This is the bulk of GPIO changes for the v4.20 series: 2018-10-23 08:45:05 +01:00
platform platform-drivers-x86 for v4.20-1 2018-11-01 08:42:21 -07:00
pnp
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power Devicetree updates for 4.20: 2018-10-26 12:09:58 -07:00
powercap Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2018-10-23 13:32:18 +01:00
pps
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ps3
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ptp ptp: drop redundant kasprintf() to create worker name 2018-10-28 19:20:06 -07:00
pwm pwm: lpss: Only set update bit if we are actually changing the settings 2018-10-16 13:16:15 +02:00
rapidio
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ras
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regulator regulator: Regulator updates for next release 2018-10-23 01:54:44 +01:00
remoteproc remoteproc: qcom: q6v5-mss: Register segments/dumpfn for coredump 2018-10-19 12:54:03 -07:00
reset ARM: SoC driver updates for 4.17 2018-10-29 15:16:01 -07:00
rpmsg
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rtc rtc: sc27xx: Always read normal alarm when registering RTC device 2018-10-25 02:35:42 +02:00
s390 s390/qeth: report 25Gbit link speed 2018-11-03 10:44:06 -07:00
sbus
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scsi Kbuild updates for v4.20 (2nd) 2018-11-03 10:47:33 -07:00
sfi mm: remove include/linux/bootmem.h 2018-10-31 08:54:16 -07:00
sh
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siox
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slimbus
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sn
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soc soc: ti: QMSS: Fix usage of irq_set_affinity_hint 2018-11-02 11:22:09 -07:00
soundwire
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spi - New Drivers 2018-10-25 06:19:15 -07:00
spmi
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ssb
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staging media updates for v4.20-rc1 2018-10-31 10:53:29 -07:00
target SCSI misc on 20181102 2018-11-03 10:34:03 -07:00
tc TC: Set DMA masks for devices 2018-10-11 09:16:44 -07:00
tee
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thermal Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux 2018-10-31 11:28:12 -07:00
thunderbolt
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tty TTY/Serial fixes for 4.20-rc2 2018-11-10 13:32:14 -06:00
uio
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usb usb: typec: ucsi: add support for Cypress CCGx 2018-11-09 18:49:59 +01:00
uwb
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vfio vfio/spapr_tce: Get rid of possible infinite loop 2018-12-20 22:59:03 +11:00
vhost virtio, vhost: fixes, tweaks 2018-11-01 14:42:49 -07:00
video fbdev changes for v4.20: 2018-10-31 11:41:37 -07:00
virt
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virtio virtio-balloon: VIRTIO_BALLOON_F_PAGE_POISON 2018-10-24 20:57:55 -04:00
visorbus
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vlynq
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vme
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w1 w1: IAD Register is yet readable trough iad sys file. Fix snprintf (%u for unsigned, count for max size). 2018-10-15 20:50:32 +02:00
watchdog watchdog: ts4800: release syscon device node in ts4800_wdt_probe() 2018-10-22 10:16:28 +02:00
xen xen: fixes for 4.20-rc2 2018-11-10 08:58:48 -06:00
zorro
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Kconfig
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Makefile
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