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-rw-r--r--drivers/gpu/drm/etnaviv/etnaviv_mmu.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_mmu.c b/drivers/gpu/drm/etnaviv/etnaviv_mmu.c
index fe0e85b41310..d1216516b947 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_mmu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_mmu.c
@@ -193,11 +193,8 @@ static int etnaviv_iommu_find_iova(struct etnaviv_iommu *mmu,
/*
* We removed enough mappings so that the new allocation will
- * succeed. Ensure that the MMU will be flushed before the
- * associated commit requesting this mapping, and retry the
- * allocation one more time.
+ * succeed, retry the allocation one more time.
*/
- mmu->need_flush = true;
}
return ret;
@@ -249,6 +246,7 @@ int etnaviv_iommu_map_gem(struct etnaviv_iommu *mmu,
}
list_add_tail(&mapping->mmu_node, &mmu->mappings);
+ mmu->need_flush = true;
mutex_unlock(&mmu->lock);
return ret;
@@ -266,6 +264,7 @@ void etnaviv_iommu_unmap_gem(struct etnaviv_iommu *mmu,
etnaviv_iommu_remove_mapping(mmu, mapping);
list_del(&mapping->mmu_node);
+ mmu->need_flush = true;
mutex_unlock(&mmu->lock);
}