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| author |   Eric Huang <JinhuiEric.Huang@amd.com> | 2021-07-26 11:21:14 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2021-08-02 16:54:14 -0400 |
| commit | 4a134261f5d844607b32f875e2a719155408d19f (patch) | |
| tree | 0bec91598dcb626e2b82ecd9834594a053ecde16 | |
| parent | drm/amdgpu: Fix out-of-bounds read when update mapping (diff) | |
| download | wireguard-linux-4a134261f5d844607b32f875e2a719155408d19f.tar.xz wireguard-linux-4a134261f5d844607b32f875e2a719155408d19f.zip | |
Revert "Revert "drm/amdkfd: Add heavy-weight TLB flush after unmapping""
This reverts commit 430f8e6edbaac8abfddf76f1aef732d9c6257211.
Revert reason: Issue has been resolved.
Signed-off-by: Eric Huang <jinhuieric.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c index e48acdd03c1a..84894cd81ced 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c @@ -1563,6 +1563,7 @@ static int kfd_ioctl_unmap_memory_from_gpu(struct file *filep, i, args->n_devices); goto unmap_memory_from_gpu_failed; } + kfd_flush_tlb(peer_pdd, TLB_FLUSH_HEAVYWEIGHT); args->n_success = i+1; } kfree(devices_arr); |