It is a part of memory mapping optimization.
Signed-off-by: Eric Huang <[email protected]>
---
drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 4da8aff3df27..98f1d2b586c5 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -1766,6 +1766,7 @@ static int kfd_ioctl_unmap_memory_from_gpu(struct file
*filep,
amdgpu_read_unlock(peer->ddev);
goto unmap_memory_from_gpu_failed;
}
+ kfd_flush_tlb(peer_pdd, TLB_FLUSH_HEAVYWEIGHT);
amdgpu_read_unlock(peer->ddev);
args->n_success = i+1;
}
--
2.25.1
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