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77dc80699c3be6c25e3b8f9e164e9f3084d9b938
linux-nvgpu/drivers/gpu/nvgpu/os/linux
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Vince Hsu 77dc80699c gpu: nvgpu: fix memleak when failed to power on gpu 
nvmemleak detected memleak in the error path of gk20a_ctrl_dev_open.

nvkmemleak: Writing 'scan' to /sys/kernel/debug/kmemleak.
unreferenced object 0xffffffc0a6fffa80 (size 128):
  comm "nvgpu_gpu_zcull", pid 9675, jiffies 4294948258 (age 195.764s)
  hex dump (first 32 bytes):
    10 28 09 ba c0 ff ff ff 00 00 69 b2 c0 ff ff ff  .(........i.....
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffff800824cec4>] __kmalloc+0x26c/0x308
    [<ffffff8000e70990>] __nvgpu_kzalloc+0x30/0x88 [nvgpu]
    [<ffffff8000e71f70>] gk20a_ctrl_dev_open+0x60/0x108 [nvgpu]
    [<ffffff800827ef20>] chrdev_open+0xb8/0x1d0
    [<ffffff8008274654>] do_dentry_open+0x224/0x330
    [<ffffff8008275c60>] vfs_open+0x58/0x90
    [<ffffff800828aeb4>] do_last+0x3e4/0xd98
    [<ffffff800828b90c>] path_openat+0xa4/0x2d8
    [<ffffff800828cf0c>] do_filp_open+0x84/0x108
    [<ffffff800827610c>] do_sys_open+0x164/0x278
    [<ffffff80082762a4>] SyS_openat+0x3c/0x50
    [<ffffff8008083600>] el0_svc_naked+0x34/0x38
    [<ffffffffffffffff>] 0xffffffffffffffff

Bug 200422739

Change-Id: I4ad03713ef5c8fc0e213bf4b649d38829a54a1ac
Signed-off-by: Vince Hsu <vinceh@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1777656
Reviewed-by: Debarshi Dutta <ddutta@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Sachin Nikam <snikam@nvidia.com>
Tested-by: Sachin Nikam <snikam@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2018-07-18 02:12:03 -07:00
..
vgpu
gpu: nvgpu: move can_railgate to enabled.h
2018-07-04 04:42:05 -07:00
cde_gm20b.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
cde_gm20b.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
cde_gp10b.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
cde_gp10b.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
cde.c
gpu: nvgpu: move submit code to common
2018-06-27 18:40:16 -07:00
cde.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
ce2.c
gpu: nvgpu: move submit code to common
2018-06-27 18:40:16 -07:00
channel.c
gpu: nvgpu: move submit code to common
2018-06-27 18:40:16 -07:00
channel.h
gpu: nvgpu: move submit code to common
2018-06-27 18:40:16 -07:00
clk.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
clk.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
comptags.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
cond.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
ctxsw_trace.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
ctxsw_trace.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_allocator.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_allocator.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_bios.c
gpu: nvgpu: add bios debugfs node
2018-06-27 07:30:06 -07:00
debug_bios.h
gpu: nvgpu: add bios debugfs node
2018-06-27 07:30:06 -07:00
debug_cde.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_cde.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_ce.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_ce.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_clk.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_fifo.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_fifo.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_gr.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_gr.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_hal.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_hal.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_kmem.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_kmem.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_pmu.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_pmu.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_sched.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_sched.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_xve.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug_xve.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
debug.c
gpu: nvgpu: add bios debugfs node
2018-06-27 07:30:06 -07:00
dma.c
gpu: nvgpu: update dma dbg to report caller
2018-07-05 21:49:16 -07:00
dmabuf_vidmem.c
gpu: nvpgu: Rename Linux specific vidmem code
2018-07-05 21:48:56 -07:00
dmabuf_vidmem.h
gpu: nvpgu: Rename Linux specific vidmem code
2018-07-05 21:48:56 -07:00
dmabuf.c
gpu: nvpgu: Rename Linux specific vidmem code
2018-07-05 21:48:56 -07:00
dmabuf.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
driver_common.c
gpu: nvgpu: move can_railgate to enabled.h
2018-07-04 04:42:05 -07:00
driver_common.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
dt.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
firmware.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
fuse.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
intr.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
intr.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
io_usermode.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
io.c
gpu: nvgpu: Add L2 register read-backs following writes
2018-07-14 15:36:53 -07:00
ioctl_as.c
gpu: nvgpu: Update Linux side VM code for API solidification
2018-06-22 10:04:16 -07:00
ioctl_as.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
ioctl_channel.c
gpu: nvgpu: move submit code to common
2018-06-27 18:40:16 -07:00
ioctl_channel.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
ioctl_clk_arb.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
ioctl_ctrl.c
gpu: nvgpu: fix memleak when failed to power on gpu
2018-07-18 02:12:03 -07:00
ioctl_ctrl.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
ioctl_dbg.c
gpu: nvgpu: enable HWPM Mode-E context switch
2018-07-10 18:13:43 -07:00
ioctl_dbg.h
gpu: nvgpu: Clean up ioctl_dbg.h
2018-07-05 21:48:44 -07:00
ioctl_tsg.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
ioctl_tsg.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
ioctl.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
ioctl.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
kmem_priv.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
kmem.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
log.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
module_usermode.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
module_usermode.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
module.c
gpu: nvgpu: add pm_rumtime fixes
2018-07-12 14:04:43 -07:00
module.h
gpu: nvgpu: use devm variants to ioremap
2018-07-06 13:24:45 -07:00
nvgpu_mem.c
gpu: nvpgu: Rename Linux specific vidmem code
2018-07-05 21:48:56 -07:00
nvhost_priv.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
nvhost.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
nvlink.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
os_fence_android_sema.c
gpu: nvgpu: remove use of struct fence type.
2018-06-28 00:25:29 -07:00
os_fence_android_syncpt.c
gpu: nvgpu: remove use of struct fence type.
2018-06-28 00:25:29 -07:00
os_fence_android.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
os_linux.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
os_sched.c
gpu: nvgpu: add API to print process name
2018-06-19 10:43:10 -07:00
pci_usermode.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
pci_usermode.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
pci.c
gpu: nvgpu: add pm_rumtime fixes
2018-07-12 14:04:43 -07:00
pci.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
platform_ecc_sysfs.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
platform_ecc_sysfs.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
platform_gk20a_tegra.c
gpu: nvgpu: move can_railgate to enabled.h
2018-07-04 04:42:05 -07:00
platform_gk20a_tegra.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
platform_gk20a.h
gpu: nvgpu: suspend/resume support for vGPU
2018-06-21 13:56:50 -07:00
platform_gp10b_tegra.c
Revert "gpu: nvgpu: disable powergating for kernel-4.14 in gp10b temporarily."
2018-07-11 10:28:00 -07:00
platform_gp10b_tegra.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
platform_gp10b.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
platform_gv11b_tegra.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
rwsem.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
scale.c
gpu: nvgpu: add GK20A_PM_QOS Kconfig option
2018-07-11 10:13:22 -07:00
scale.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
sched.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
sched.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
sim_pci.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
sim.c
gpu: nvgpu: use devm variants to ioremap
2018-07-06 13:24:45 -07:00
soc.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
sync_sema_android.c
gpu: nvgpu: remove use of struct fence type.
2018-06-28 00:25:29 -07:00
sync_sema_android.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
sysfs.c
gpu: nvgpu: move can_railgate to enabled.h
2018-07-04 04:42:05 -07:00
sysfs.h
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
thread.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
timers.c
gpu: nvgpu: Move Linux files away from common
2018-06-15 17:47:31 -07:00
vm.c
gpu: nvpgu: Rename Linux specific vidmem code
2018-07-05 21:48:56 -07:00