[PATCH v3 06/10] mm: frontswap: make all branches of if statement in put page consistent

From: Sasha Levin
Date: Sun Jun 10 2012 - 06:51:41 EST


Currently it has a complex structure where different things are compared
at each branch. Simplify that and make both branches look similar.

Signed-off-by: Sasha Levin <levinsasha928@xxxxxxxxx>
---
mm/frontswap.c | 10 +++++-----
1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/mm/frontswap.c b/mm/frontswap.c
index e6353d9..d8dc986 100644
--- a/mm/frontswap.c
+++ b/mm/frontswap.c
@@ -140,16 +140,16 @@ int __frontswap_store(struct page *page)
inc_frontswap_succ_stores();
if (!dup)
atomic_inc(&sis->frontswap_pages);
- } else if (dup) {
+ } else {
/*
failed dup always results in automatic invalidate of
the (older) page from frontswap
*/
- frontswap_clear(sis, offset);
- atomic_dec(&sis->frontswap_pages);
- inc_frontswap_failed_stores();
- } else {
inc_frontswap_failed_stores();
+ if (dup) {
+ frontswap_clear(sis, offset);
+ atomic_dec(&sis->frontswap_pages);
+ }
}
if (frontswap_writethrough_enabled)
/* report failure so swap also writes to swap device */
--
1.7.8.6

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/