diff options
| author | Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> | 2023-09-11 21:49:06 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-09-13 00:45:40 +0300 |
| commit | edcfe22985d09ee8e2346c9217f5a52ab150099f (patch) | |
| tree | e45ef908c3f0839a6733c9b6f2e38cfe737e4d1e /drivers/gpu | |
| parent | 29319378449035c6fc6391b31a3c2cbaf75be221 (diff) | |
| download | linux-edcfe22985d09ee8e2346c9217f5a52ab150099f.tar.xz | |
drm/amdkfd: Insert missing TLB flush on GFX10 and later
Heavy-weight TLB flush is required after unmap on all GPUs for
correctness and security.
Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h index 3d9ce44d88da..fa24e1852493 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h @@ -1466,8 +1466,7 @@ void kfd_flush_tlb(struct kfd_process_device *pdd, enum TLB_FLUSH_TYPE type); static inline bool kfd_flush_tlb_after_unmap(struct kfd_dev *dev) { - return KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 3) || - KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 2) || + return KFD_GC_VERSION(dev) > IP_VERSION(9, 4, 2) || (KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 1) && dev->sdma_fw_version >= 18) || KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 0); } |