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* [PATCH] mm/swapfile.c: fix comments for swapcache_prepare
@ 2020-02-12 14:57 Chen Wandun
  0 siblings, 0 replies; only message in thread
From: Chen Wandun @ 2020-02-12 14:57 UTC (permalink / raw)
  To: akpm, linux-mm, linux-kernel; +Cc: chenwandun

the -EEXIST returned by __swap_duplicate means there is a swap
cache instead -EBUSY

Signed-off-by: Chen Wandun <chenwandun@huawei.com>
---
 mm/swapfile.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/swapfile.c b/mm/swapfile.c
index 2c33ff456ed5..0e23c123a545 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -3476,7 +3476,7 @@ 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)
-- 
2.17.1


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