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authorVasyl Gomonovych <gomonovych@gmail.com>2018-01-31 16:17:03 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2018-01-31 17:18:37 -0800
commite025f059a32085d76768e46eac344cba203a6a71 (patch)
tree7dbe36898f6951f8b3cfadcfa512cfe65be3bd3f
parent235266b8e11c9db12497bdfc6d5e9100f3434c24 (diff)
mm/interval_tree.c: use vma_pages() helper
Use vma_pages function on vma object instead of explicit computation. mm/interval_tree.c:21:27-33: WARNING: Consider using vma_pages helper Generated by: scripts/coccinelle/api/vma_pages.cocci Link: http://lkml.kernel.org/r/1511364410-13499-1-git-send-email-gomonovych@gmail.com Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Davidlohr Bueso <dbueso@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--mm/interval_tree.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/interval_tree.c b/mm/interval_tree.c
index b47664358796..27ddfd29112a 100644
--- a/mm/interval_tree.c
+++ b/mm/interval_tree.c
@@ -18,7 +18,7 @@ static inline unsigned long vma_start_pgoff(struct vm_area_struct *v)
static inline unsigned long vma_last_pgoff(struct vm_area_struct *v)
{
- return v->vm_pgoff + ((v->vm_end - v->vm_start) >> PAGE_SHIFT) - 1;
+ return v->vm_pgoff + vma_pages(v) - 1;
}
INTERVAL_TREE_DEFINE(struct vm_area_struct, shared.rb,