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authorSomalapuram Amaranath <Amaranath.Somalapuram@amd.com>2022-10-27 12:12:37 +0300
committerChristian König <christian.koenig@amd.com>2022-10-27 12:42:58 +0300
commite3c92eb4a84fb0f00442e6b5cabf4f11b0eaaf41 (patch)
treea7854ee9b2f0c55a69b5d71e01ffad1296b1d909 /drivers/gpu/drm/ttm/ttm_bo_vm.c
parente1e7bc481d49c3e3ada11029ce0d9b85a0a539d7 (diff)
downloadlinux-e3c92eb4a84fb0f00442e6b5cabf4f11b0eaaf41.tar.xz
drm/ttm: rework on ttm_resource to use size_t type
Change ttm_resource structure from num_pages to size_t size in bytes. v1 -> v2: change PFN_UP(dst_mem->size) to ttm->num_pages v1 -> v2: change bo->resource->size to bo->base.size at some places v1 -> v2: remove the local variable v1 -> v2: cleanup cmp_size_smaller_first() v2 -> v3: adding missing PFN_UP in ttm_bo_vm_fault_reserved Signed-off-by: Somalapuram Amaranath <Amaranath.Somalapuram@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20221027091237.983582-1-Amaranath.Somalapuram@amd.com Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_bo_vm.c')
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo_vm.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c
index 38119311284d..5a3e4b891377 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_vm.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c
@@ -217,7 +217,7 @@ vm_fault_t ttm_bo_vm_fault_reserved(struct vm_fault *vmf,
page_last = vma_pages(vma) + vma->vm_pgoff -
drm_vma_node_start(&bo->base.vma_node);
- if (unlikely(page_offset >= bo->resource->num_pages))
+ if (unlikely(page_offset >= PFN_UP(bo->base.size)))
return VM_FAULT_SIGBUS;
prot = ttm_io_prot(bo, bo->resource, prot);
@@ -412,7 +412,7 @@ int ttm_bo_vm_access(struct vm_area_struct *vma, unsigned long addr,
<< PAGE_SHIFT);
int ret;
- if (len < 1 || (offset + len) >> PAGE_SHIFT > bo->resource->num_pages)
+ if (len < 1 || (offset + len) > bo->base.size)
return -EIO;
ret = ttm_bo_reserve(bo, true, false, NULL);