Revert "drm/amdkfd: only allow heavy-weight TLB flush on some ASICs for SVM too"

This reverts commit 02d0031533525afe2b421d6e36a040eacb2887a1.

It causes SVM regressions on Vega10 with XNACK-ON. Just revert it
at the moment.

./kfdtest --gtest_filter=KFDSVMRangeTest.MigratePolicyTest

Signed-off-by: Lang Yu <Lang.Yu@amd.com>
Reviewed-by: Philip Yang<Philip.Yang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
index 5afe216cf0990e07639ca01d998aff204bfd8d22..459fa07a3bcc85d998897d77b801700ef44f8fdd 100644 (file)
--- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
@@ -1229,9 +1229,7 @@ svm_range_unmap_from_gpus(struct svm_range *prange, unsigned long start,
                        if (r)
                                break;
                }
-
-               if (kfd_flush_tlb_after_unmap(pdd->dev))
-                       kfd_flush_tlb(pdd, TLB_FLUSH_HEAVYWEIGHT);
+               kfd_flush_tlb(pdd, TLB_FLUSH_HEAVYWEIGHT);
        }
 
        return r;