diff options
| author | Alex Sierra <alex.sierra@amd.com> | 2021-08-31 21:05:02 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-09-18 13:44:04 +0200 |
| commit | 2dfa48b1014da285c38ad5a7e9347648a9fab765 (patch) | |
| tree | 460afb8b180b17c8ac56c562415e9d6139f1695e /drivers/gpu | |
| parent | 9bf93c44e645cb549399aa45f97d6fee7c4a36fc (diff) | |
drm/amdkfd: drop process ref count when xnack disable
commit d6043581e1d9d0507a8413a302db0e35c8506e0e upstream.
During svm restore pages interrupt handler, kfd_process ref count was
never dropped when xnack was disabled. Therefore, the object was never
released.
Fixes: 2383f56bbe4a ("drm/amdkfd: page table restore through svm API")
Signed-off-by: Alex Sierra <alex.sierra@amd.com>
Reviewed-by: Philip Yang <philip.yang@amd.com>
Reviewed-by: Jonathan Kim <jonathan.kim@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_svm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c index e883731c3f8f..0f7f1e5621ea 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c @@ -2426,7 +2426,8 @@ svm_range_restore_pages(struct amdgpu_device *adev, unsigned int pasid, } if (!p->xnack_enabled) { pr_debug("XNACK not enabled for pasid 0x%x\n", pasid); - return -EFAULT; + r = -EFAULT; + goto out; } svms = &p->svms; |