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authorPhilip Yang <Philip.Yang@amd.com>2024-01-15 21:37:47 +0300
committerAlex Deucher <alexander.deucher@amd.com>2024-01-29 23:36:47 +0300
commit34e98e5b07fcd2bd06e6abbea2ccc9cef6ef5349 (patch)
treee7e22f7d7de4111d252b3d4cd8477066e9dd8215 /drivers/gpu/drm/amd/amdkfd
parentc0125b848abecfbc944bebe2cab076f09455b230 (diff)
downloadlinux-34e98e5b07fcd2bd06e6abbea2ccc9cef6ef5349.tar.xz
drm/amdkfd: Correct partial migration virtual addr
Partial migration to system memory should use migrate.addr, not prange->start as virtual address to allocate system memory page. Fixes: a546a2768440 ("drm/amdkfd: Use partial migrations/mapping for GPU/CPU page faults in SVM") Signed-off-by: Philip Yang <Philip.Yang@amd.com> Reviewed-by: Xiaogang Chen <Xiaogang.Chen@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_migrate.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
index f856901055d3..bdc01ca9609a 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
@@ -574,7 +574,7 @@ svm_migrate_copy_to_ram(struct amdgpu_device *adev, struct svm_range *prange,
pr_debug("svms 0x%p [0x%lx 0x%lx]\n", prange->svms, prange->start,
prange->last);
- addr = prange->start << PAGE_SHIFT;
+ addr = migrate->start;
src = (uint64_t *)(scratch + npages);
dst = scratch;