linux-kernel - [PATCH PART2 v2 1/7] staging: ramster: decrease foregin pers pages when count

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Date:	Fri, 12 Apr 2013 09:31:21 +0800
From:	Wanpeng Li <liwanp@...ux.vnet.ibm.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Dan Magenheimer <dan.magenheimer@...cle.com>,
	Seth Jennings <sjenning@...ux.vnet.ibm.com>,
	Konrad Rzeszutek Wilk <konrad@...nok.org>,
	Minchan Kim <minchan@...nel.org>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Bob Liu <bob.liu@...cle.com>,
	Wanpeng Li <liwanp@...ux.vnet.ibm.com>
Subject: [PATCH PART2 v2 1/7] staging: ramster: decrease foregin pers pages when count < 0

commit 9a5c59687ad ("staging: ramster: Provide accessory functions for 
counter decrease") forget decrease foregin pers pages, this patch fix 
it.

Acked-by: Dan Magenheimer <dan.magenheimer@...cle.com>
Signed-off-by: Wanpeng Li <liwanp@...ux.vnet.ibm.com>
---
 drivers/staging/zcache/ramster/ramster.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/staging/zcache/ramster/ramster.c b/drivers/staging/zcache/ramster/ramster.c
index c3d7f96..444189e 100644
--- a/drivers/staging/zcache/ramster/ramster.c
+++ b/drivers/staging/zcache/ramster/ramster.c
@@ -508,6 +508,7 @@ void ramster_count_foreign_pages(bool eph, int count)
 		if (count > 0) {
 			inc_ramster_foreign_pers_pages();
 		} else {
+			dec_ramster_foreign_pers_pages();
 			WARN_ON_ONCE(ramster_foreign_pers_pages < 0);
 		}
 	}
-- 
1.7.10.4

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