diff options
| -rw-r--r-- | drivers/gpu/drm/panfrost/panfrost_mmu.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/gpu/drm/panfrost/panfrost_mmu.c b/drivers/gpu/drm/panfrost/panfrost_mmu.c index fd148d5746c0..17897edaa2b4 100644 --- a/drivers/gpu/drm/panfrost/panfrost_mmu.c +++ b/drivers/gpu/drm/panfrost/panfrost_mmu.c @@ -602,10 +602,12 @@ static int panfrost_mmu_map_fault_addr(struct panfrost_device *pfdev, int as, refcount_set(&bo->base.pages_use_count, 1); } else { pages = bo->base.pages; - if (pages[page_offset]) { - /* Pages are already mapped, bail out. */ - goto out; - } + } + + sgt = &bo->sgts[page_offset / (SZ_2M / PAGE_SIZE)]; + if (sgt->sgl) { + /* Pages are already mapped, bail out. */ + goto out; } mapping = bo->base.base.filp->f_mapping; @@ -627,7 +629,6 @@ static int panfrost_mmu_map_fault_addr(struct panfrost_device *pfdev, int as, } } - sgt = &bo->sgts[page_offset / (SZ_2M / PAGE_SIZE)]; ret = sg_alloc_table_from_pages(sgt, pages + page_offset, NUM_FAULT_PAGES, 0, SZ_2M, GFP_KERNEL); if (ret) |