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| author |   Chen Wandun <chenwandun@huawei.com> | 2020-04-01 21:06:07 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2020-04-02 09:35:27 -0700 |
| commit | 3eeba1356dfc114e5fed3d05288a5bda0425927f (patch) | |
| tree | 7eed5d177b2808bb961bc30c92aec6260db72560 /mm/swapfile.c | |
| parent | mm/gup: fix omission of check on FOLL_LONGTERM in gup fast path (diff) | |
| download | wireguard-linux-3eeba1356dfc114e5fed3d05288a5bda0425927f.tar.xz wireguard-linux-3eeba1356dfc114e5fed3d05288a5bda0425927f.zip | |
mm/swapfile.c: fix comments for swapcache_prepare
The -EEXIST returned by __swap_duplicate means there is a swap cache
instead -EBUSY
Signed-off-by: Chen Wandun <chenwandun@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/20200212145754.27123-1-chenwandun@huawei.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/swapfile.c')
| -rw-r--r-- | mm/swapfile.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/swapfile.c b/mm/swapfile.c index be33e6176cd9..6d63bd9b7da2 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -3475,7 +3475,7 @@ int swap_duplicate(swp_entry_t entry) * * Called when allocating swap cache for existing swap entry, * This can return error codes. Returns 0 at success. - * -EBUSY means there is a swap cache. + * -EEXIST means there is a swap cache. * Note: return code is different from swap_duplicate(). */ int swapcache_prepare(swp_entry_t entry) |