[PATCH 01/12] mm: fix a comment in sys_swapon
From: Christoph Hellwig <hch@lst.de>
Date: 2020-01-14 16:12:35
Also in:
linux-fsdevel, linux-mm, linux-xfs, lkml
Subsystem:
memory management, memory management - swap, the rest · Maintainers:
Andrew Morton, Chris Li, Kairui Song, Linus Torvalds
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