+ mm-fix-a-comment-in-sys_swapon.patch added to -mm tree

+ mm-fix-a-comment-in-sys_swapon.patch added to -mm tree

[akpm]

The patch titled
     Subject: mm/swapfile.c: fix a comment in sys_swapon()
has been added to the -mm tree.  Its filename is
     mm-fix-a-comment-in-sys_swapon.patch

This patch should soon appear at
    http://ozlabs.org/~akpm/mmots/broken-out/mm-fix-a-comment-in-sys_swapon.patch
and later at
    http://ozlabs.org/~akpm/mmotm/broken-out/mm-fix-a-comment-in-sys_swapon.patch

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------------------------------------------------------
From: Christoph Hellwig <hch@lst.de>
Subject: mm/swapfile.c: fix a comment in sys_swapon()

claim_swapfile now always takes i_rwsem.

Link: http://lkml.kernel.org/r/20200114161225.309792-2-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/swapfile.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/mm/swapfile.c~mm-fix-a-comment-in-sys_swapon
+++ a/mm/swapfile.c
@@ -3157,7 +3157,7 @@ SYSCALL_DEFINE2(swapon, const char __use
 	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;
_

Patches currently in -mm which might be from hch@lst.de are

mm-fix-a-comment-in-sys_swapon.patch