From: Rik van Riel <riel@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: Andrew Morton <akpm@linux-foundation.org>,
Lee Schermerhorn <lee.schermerhorn@hp.com>,
Kosaki Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Lee Schermerhorn <Lee.Schermerhorn@hp.com>
Subject: [PATCH -mm 12/12] pageflag helpers for configed-out flags
Date: Thu, 29 May 2008 16:22:58 -0400 [thread overview]
Message-ID: <20080529202312.803249972@redhat.com> (raw)
In-Reply-To: 20080529202246.322317334@redhat.com
[-- Attachment #1: pageflag-helpers.patch --]
[-- Type: text/plain, Size: 1361 bytes --]
From: Lee Schermerhorn <lee.schermerhorn@hp.com>
Define proper false/noop inline functions for noreclaim page
flags when !defined(CONFIG_NORECLAIM_LRU)
Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com>
Signed-off-by: Rik van Riel <riel@redhat.com>
---
include/linux/page-flags.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
Index: linux-2.6.26-rc2-mm1/include/linux/page-flags.h
===================================================================
--- linux-2.6.26-rc2-mm1.orig/include/linux/page-flags.h 2008-05-28 09:40:59.000000000 -0400
+++ linux-2.6.26-rc2-mm1/include/linux/page-flags.h 2008-05-28 09:42:35.000000000 -0400
@@ -147,6 +147,18 @@ static inline int Page##uname(struct pag
#define TESTSCFLAG(uname, lname) \
TESTSETFLAG(uname, lname) TESTCLEARFLAG(uname, lname)
+#define SETPAGEFLAG_NOOP(uname) \
+static inline void SetPage##uname(struct page *page) { }
+
+#define CLEARPAGEFLAG_NOOP(uname) \
+static inline void ClearPage##uname(struct page *page) { }
+
+#define __CLEARPAGEFLAG_NOOP(uname) \
+static inline void __ClearPage##uname(struct page *page) { }
+
+#define TESTCLEARFLAG_FALSE(uname) \
+static inline int TestClearPage##uname(struct page *page) { return 0; }
+
struct page; /* forward declaration */
PAGEFLAG(Locked, locked) TESTSCFLAG(Locked, locked)
--
All Rights Reversed
prev parent reply other threads:[~2008-05-29 20:25 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-29 20:22 [PATCH -mm 00/12] VM pageout scalability improvements (V9) Rik van Riel
2008-05-29 20:22 ` [PATCH -mm 01/12] move isolate_lru_page() to vmscan.c Rik van Riel
2008-05-29 20:22 ` [PATCH -mm 02/12] Use an indexed array for LRU variables Rik van Riel
2008-05-29 20:22 ` [PATCH -mm 03/12] use an array for the LRU pagevecs Rik van Riel
2008-05-29 20:22 ` [PATCH -mm 04/12] free swap space on swap-in/activation Rik van Riel
2008-05-29 20:22 ` [PATCH -mm 05/12] define page_file_cache() function Rik van Riel
2008-05-29 20:22 ` [PATCH -mm 06/12] split LRU lists into anon & file sets Rik van Riel
2008-06-01 15:35 ` Balbir Singh
2008-05-29 20:22 ` [PATCH -mm 07/12] second chance replacement for anonymous pages Rik van Riel
2008-06-01 20:04 ` Balbir Singh
2008-05-29 20:22 ` [PATCH -mm 08/12] add some sanity checks to get_scan_ratio Rik van Riel
2008-05-29 20:22 ` [PATCH -mm 09/12] fix pagecache reclaim referenced bit check Rik van Riel
2008-05-29 20:22 ` [PATCH -mm 10/12] add newly swapped in pages to the inactive list Rik van Riel
2008-05-29 20:22 ` [PATCH -mm 11/12] more aggressively use lumpy reclaim Rik van Riel
2008-05-29 20:22 ` Rik van Riel [this message]
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