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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: a546a27684 ("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>
pull/819/head
Philip Yang 2024-01-15 13:37:47 -05:00 committed by Alex Deucher
parent c0125b848a
commit 34e98e5b07
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
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@ -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;