new helper: file_inode(file)

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

4 files changed, 9 insertions, 9 deletions

diff --git a/drivers/gpu/drm/gma500/gtt.c b/drivers/gpu/drm/gma500/gtt.c
index 04a371a..054e26e 100644
--- a/drivers/gpu/drm/gma500/gtt.c
+++ b/drivers/gpu/drm/gma500/gtt.c
@@ -202,7 +202,7 @@ static int psb_gtt_attach_pages(struct gtt_range *gt)
 	WARN_ON(gt->pages);
 
 	/* This is the shared memory object that backs the GEM resource */
-	inode = gt->gem.filp->f_path.dentry->d_inode;
+	inode = file_inode(gt->gem.filp);
 	mapping = inode->i_mapping;
 
 	gt->pages = kmalloc(pages * sizeof(struct page *), GFP_KERNEL);
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 8febea6..d7d772b 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1635,7 +1635,7 @@ i915_gem_object_truncate(struct drm_i915_gem_object *obj)
 	 * To do this we must instruct the shmfs to drop all of its
 	 * backing pages, *now*.
 	 */
-	inode = obj->base.filp->f_path.dentry->d_inode;
+	inode = file_inode(obj->base.filp);
 	shmem_truncate_range(inode, 0, (loff_t)-1);
 
 	obj->madv = __I915_MADV_PURGED;
@@ -1800,7 +1800,7 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj)
 	 *
 	 * Fail silently without starting the shrinker
 	 */
-	mapping = obj->base.filp->f_path.dentry->d_inode->i_mapping;
+	mapping = file_inode(obj->base.filp)->i_mapping;
 	gfp = mapping_gfp_mask(mapping);
 	gfp |= __GFP_NORETRY | __GFP_NOWARN | __GFP_NO_KSWAPD;
 	gfp &= ~(__GFP_IO | __GFP_WAIT);
@@ -3724,7 +3724,7 @@ struct drm_i915_gem_object *i915_gem_alloc_object(struct drm_device *dev,
 		mask |= __GFP_DMA32;
 	}
 
-	mapping = obj->base.filp->f_path.dentry->d_inode->i_mapping;
+	mapping = file_inode(obj->base.filp)->i_mapping;
 	mapping_set_gfp_mask(mapping, mask);
 
 	i915_gem_object_init(obj, &i915_gem_object_ops);
@@ -4228,7 +4228,7 @@ void i915_gem_free_all_phys_object(struct drm_device *dev)
 void i915_gem_detach_phys_object(struct drm_device *dev,
 				 struct drm_i915_gem_object *obj)
 {
-	struct address_space *mapping = obj->base.filp->f_path.dentry->d_inode->i_mapping;
+	struct address_space *mapping = file_inode(obj->base.filp)->i_mapping;
 	char *vaddr;
 	int i;
 	int page_count;
@@ -4264,7 +4264,7 @@ i915_gem_attach_phys_object(struct drm_device *dev,
 			    int id,
 			    int align)
 {
-	struct address_space *mapping = obj->base.filp->f_path.dentry->d_inode->i_mapping;
+	struct address_space *mapping = file_inode(obj->base.filp)->i_mapping;
 	drm_i915_private_t *dev_priv = dev->dev_private;
 	int ret = 0;
 	int page_count;
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 7d759a4..5e93a52 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -296,7 +296,7 @@ int ttm_tt_swapin(struct ttm_tt *ttm)
 	swap_storage = ttm->swap_storage;
 	BUG_ON(swap_storage == NULL);
 
-	swap_space = swap_storage->f_path.dentry->d_inode->i_mapping;
+	swap_space = file_inode(swap_storage)->i_mapping;
 
 	for (i = 0; i < ttm->num_pages; ++i) {
 		from_page = shmem_read_mapping_page(swap_space, i);
@@ -345,7 +345,7 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistent_swap_storage)
 	} else
 		swap_storage = persistent_swap_storage;
 
-	swap_space = swap_storage->f_path.dentry->d_inode->i_mapping;
+	swap_space = file_inode(swap_storage)->i_mapping;
 
 	for (i = 0; i < ttm->num_pages; ++i) {
 		from_page = ttm->pages[i];
diff --git a/drivers/gpu/drm/udl/udl_gem.c b/drivers/gpu/drm/udl/udl_gem.c
index afd212c..3816270 100644
--- a/drivers/gpu/drm/udl/udl_gem.c
+++ b/drivers/gpu/drm/udl/udl_gem.c
@@ -137,7 +137,7 @@ static int udl_gem_get_pages(struct udl_gem_object *obj, gfp_t gfpmask)
 	if (obj->pages == NULL)
 		return -ENOMEM;
 
-	inode = obj->base.filp->f_path.dentry->d_inode;
+	inode = file_inode(obj->base.filp);
 	mapping = inode->i_mapping;
 	gfpmask |= mapping_gfp_mask(mapping);