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-rw-r--r--mm/rmap.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/rmap.c b/mm/rmap.c
index 66ec43053a4d..dfbb89f99a15 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -20,13 +20,13 @@
20/* 20/*
21 * Lock ordering in mm: 21 * Lock ordering in mm:
22 * 22 *
23 * inode->i_sem (while writing or truncating, not reading or faulting) 23 * inode->i_mutex (while writing or truncating, not reading or faulting)
24 * inode->i_alloc_sem 24 * inode->i_alloc_sem
25 * 25 *
26 * When a page fault occurs in writing from user to file, down_read 26 * When a page fault occurs in writing from user to file, down_read
27 * of mmap_sem nests within i_sem; in sys_msync, i_sem nests within 27 * of mmap_sem nests within i_mutex; in sys_msync, i_mutex nests within
28 * down_read of mmap_sem; i_sem and down_write of mmap_sem are never 28 * down_read of mmap_sem; i_mutex and down_write of mmap_sem are never
29 * taken together; in truncation, i_sem is taken outermost. 29 * taken together; in truncation, i_mutex is taken outermost.
30 * 30 *
31 * mm->mmap_sem 31 * mm->mmap_sem
32 * page->flags PG_locked (lock_page) 32 * page->flags PG_locked (lock_page)