diff options
| author | Deming Wang <wangdeming@inspur.com> | 2022-10-07 05:26:51 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-10-24 21:34:47 +0300 |
| commit | 3a3e841d050d9d919317ad2b65d80fc9c8c799dc (patch) | |
| tree | db38261fde5930cc4b32d32b4aa39427f5685908 /drivers/gpu/drm/amd/amdkfd/kfd_migrate.c | |
| parent | 178919f8ff2d4cd1ad32680eb767e6761e9d00ea (diff) | |
| download | linux-3a3e841d050d9d919317ad2b65d80fc9c8c799dc.tar.xz | |
drm/amdkfd: use vma_lookup() instead of find_vma()
Using vma_lookup() verifies the start address is contained in the found
vma. This results in easier to read the code.
Signed-off-by: Deming Wang <wangdeming@inspur.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_migrate.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_migrate.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c index 2797029bd500..d4e6de2a6bf6 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c @@ -529,8 +529,8 @@ svm_migrate_ram_to_vram(struct svm_range *prange, uint32_t best_loc, for (addr = start; addr < end;) { unsigned long next; - vma = find_vma(mm, addr); - if (!vma || addr < vma->vm_start) + vma = vma_lookup(mm, addr); + if (!vma) break; next = min(vma->vm_end, end); @@ -798,8 +798,8 @@ int svm_migrate_vram_to_ram(struct svm_range *prange, struct mm_struct *mm, for (addr = start; addr < end;) { unsigned long next; - vma = find_vma(mm, addr); - if (!vma || addr < vma->vm_start) { + vma = vma_lookup(mm, addr); + if (!vma) { pr_debug("failed to find vma for prange %p\n", prange); r = -EFAULT; break; |