summaryrefslogtreecommitdiffstats
path: root/mm/swap_state.c
diff options
context:
space:
mode:
Diffstat (limited to 'mm/swap_state.c')
-rw-r--r--mm/swap_state.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/mm/swap_state.c b/mm/swap_state.c
index 19bdf30..b9ca029 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -292,7 +292,10 @@ struct page *read_swap_cache_async(swp_entry_t entry, gfp_t gfp_mask,
/*
* Swap entry may have been freed since our caller observed it.
*/
- if (!swapcache_prepare(entry))
+ err = swapcache_prepare(entry);
+ if (err == -EEXIST) /* seems racy */
+ continue;
+ if (err) /* swp entry is obsolete ? */
break;
/*
OpenPOWER on IntegriCloud