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Subject[PATCH 01/12] mm: fix a comment in sys_swapon
Date
claim_swapfile now always takes i_rwsem.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
mm/swapfile.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/swapfile.c b/mm/swapfile.c
index bb3261d45b6a..fe6e4c1add0b 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -3157,7 +3157,7 @@ SYSCALL_DEFINE2(swapon, const char __user *, specialfile, int, swap_flags)
mapping = swap_file->f_mapping;
inode = mapping->host;

- /* If S_ISREG(inode->i_mode) will do inode_lock(inode); */
+ /* will take i_rwsem; */
error = claim_swapfile(p, inode);
if (unlikely(error))
goto bad_swap;
--
2.24.1
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