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| author | Vasyl Gomonovych <gomonovych@gmail.com> | 2018-01-31 16:17:03 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-01-31 17:18:37 -0800 |
| commit | e025f059a32085d76768e46eac344cba203a6a71 (patch) | |
| tree | 7dbe36898f6951f8b3cfadcfa512cfe65be3bd3f /mm | |
| parent | 235266b8e11c9db12497bdfc6d5e9100f3434c24 (diff) | |
| download | lwn-e025f059a32085d76768e46eac344cba203a6a71.tar.gz lwn-e025f059a32085d76768e46eac344cba203a6a71.zip | |
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>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/interval_tree.c | 2 |
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, |