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Date: Wed, 6 Jun 2012 12:55:10 +0200
From: Sasha Levin <levinsasha928@...il.com>
To: konrad.wilk@...cle.com, dan.magenheimer@...cle.com
Cc: linux-mm@...ck.org, linux-kernel@...r.kernel.org,
Sasha Levin <levinsasha928@...il.com>
Subject: [PATCH 06/11] mm: frontswap: make all branches of if statement in put page consistent
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@...il.com>
---
mm/frontswap.c | 10 +++++-----
1 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/mm/frontswap.c b/mm/frontswap.c
index 618ef91..f2f4685 100644
--- a/mm/frontswap.c
+++ b/mm/frontswap.c
@@ -119,16 +119,16 @@ int __frontswap_put_page(struct page *page)
frontswap_succ_puts++;
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);
- frontswap_failed_puts++;
- } else {
frontswap_failed_puts++;
+ 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
--
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