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authorChristian König <christian.koenig@amd.com>2020-01-30 13:09:07 +0100
committerAlex Deucher <alexander.deucher@amd.com>2020-02-04 23:30:39 -0500
commitbfcd6c69e4c3f73f2f92b997983537f9a3ac3b29 (patch)
treeed9d183c1fb138de46a2787977ada43d6c6a1a93 /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
parent46cf5f7626c708fe914142dddbf0d6dea94e3801 (diff)
downloadlinux-bfcd6c69e4c3f73f2f92b997983537f9a3ac3b29.tar.bz2
drm/amdgpu: fix parentheses in amdgpu_vm_update_ptes
For the root PD mask can be 0xffffffff as well which would overrun to 0 if we don't cast it before we add one. Signed-off-by: Christian König <christian.koenig@amd.com> Tested-by: Tom St Denis <tom.stdenis@amd.com> Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index b40c01794795..60da830863da 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1487,7 +1487,7 @@ static int amdgpu_vm_update_ptes(struct amdgpu_vm_update_params *params,
incr = (uint64_t)AMDGPU_GPU_PAGE_SIZE << shift;
mask = amdgpu_vm_entries_mask(adev, cursor.level);
pe_start = ((cursor.pfn >> shift) & mask) * 8;
- entry_end = (uint64_t)(mask + 1) << shift;
+ entry_end = ((uint64_t)mask + 1) << shift;
entry_end += cursor.pfn & ~(entry_end - 1);
entry_end = min(entry_end, end);