From: Fengguang Wu <fengguang.wu@intel.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Greg Thelen <gthelen@google.com>, Jan Kara <jack@suse.cz>,
Ying Han <yinghan@google.com>,
"hannes@cmpxchg.org" <hannes@cmpxchg.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Rik van Riel <riel@redhat.com>,
Andrea Righi <andrea@betterlinux.com>,
Minchan Kim <minchan.kim@gmail.com>,
Fengguang Wu <fengguang.wu@intel.com>,
Linux Memory Management List <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH 1/9] memcg: add page_cgroup flags for dirty page tracking
Date: Tue, 28 Feb 2012 22:00:23 +0800 [thread overview]
Message-ID: <20120228144746.900395448@intel.com> (raw)
In-Reply-To: <20120228140022.614718843@intel.com>
[-- Attachment #1: memcg-add-page_cgroup-flags-for-dirty-page-tracking.patch --]
[-- Type: text/plain, Size: 2604 bytes --]
From: Greg Thelen <gthelen@google.com>
Add additional flags to page_cgroup to track dirty pages
within a mem_cgroup.
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Andrea Righi <andrea@betterlinux.com>
Signed-off-by: Greg Thelen <gthelen@google.com>
Reviewed-by: Minchan Kim <minchan.kim@gmail.com>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---
include/linux/page_cgroup.h | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
--- linux.orig/include/linux/page_cgroup.h 2012-02-19 10:53:14.000000000 +0800
+++ linux/include/linux/page_cgroup.h 2012-02-19 10:53:16.000000000 +0800
@@ -10,6 +10,9 @@ enum {
/* flags for mem_cgroup and file and I/O status */
PCG_MOVE_LOCK, /* For race between move_account v.s. following bits */
PCG_FILE_MAPPED, /* page is accounted as "mapped" */
+ PCG_FILE_DIRTY, /* page is dirty */
+ PCG_FILE_WRITEBACK, /* page is under writeback */
+ PCG_FILE_UNSTABLE_NFS, /* page is NFS unstable */
__NR_PCG_FLAGS,
};
@@ -64,6 +67,10 @@ static inline void ClearPageCgroup##unam
static inline int TestClearPageCgroup##uname(struct page_cgroup *pc) \
{ return test_and_clear_bit(PCG_##lname, &pc->flags); }
+#define TESTSETPCGFLAG(uname, lname) \
+static inline int TestSetPageCgroup##uname(struct page_cgroup *pc) \
+ { return test_and_set_bit(PCG_##lname, &pc->flags); }
+
/* Cache flag is set only once (at allocation) */
TESTPCGFLAG(Cache, CACHE)
CLEARPCGFLAG(Cache, CACHE)
@@ -77,6 +84,22 @@ SETPCGFLAG(FileMapped, FILE_MAPPED)
CLEARPCGFLAG(FileMapped, FILE_MAPPED)
TESTPCGFLAG(FileMapped, FILE_MAPPED)
+SETPCGFLAG(FileDirty, FILE_DIRTY)
+CLEARPCGFLAG(FileDirty, FILE_DIRTY)
+TESTPCGFLAG(FileDirty, FILE_DIRTY)
+TESTCLEARPCGFLAG(FileDirty, FILE_DIRTY)
+TESTSETPCGFLAG(FileDirty, FILE_DIRTY)
+
+SETPCGFLAG(FileWriteback, FILE_WRITEBACK)
+CLEARPCGFLAG(FileWriteback, FILE_WRITEBACK)
+TESTPCGFLAG(FileWriteback, FILE_WRITEBACK)
+
+SETPCGFLAG(FileUnstableNFS, FILE_UNSTABLE_NFS)
+CLEARPCGFLAG(FileUnstableNFS, FILE_UNSTABLE_NFS)
+TESTPCGFLAG(FileUnstableNFS, FILE_UNSTABLE_NFS)
+TESTCLEARPCGFLAG(FileUnstableNFS, FILE_UNSTABLE_NFS)
+TESTSETPCGFLAG(FileUnstableNFS, FILE_UNSTABLE_NFS)
+
SETPCGFLAG(Migration, MIGRATION)
CLEARPCGFLAG(Migration, MIGRATION)
TESTPCGFLAG(Migration, MIGRATION)
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2012-02-28 14:56 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-28 14:00 [PATCH 0/9] [RFC] pageout work and dirty reclaim throttling Fengguang Wu
2012-02-28 14:00 ` Fengguang Wu [this message]
2012-02-29 0:50 ` [PATCH 1/9] memcg: add page_cgroup flags for dirty page tracking KAMEZAWA Hiroyuki
2012-03-04 1:29 ` Fengguang Wu
2012-02-28 14:00 ` [PATCH 2/9] memcg: add dirty page accounting infrastructure Fengguang Wu
2012-02-28 22:37 ` Andrew Morton
2012-02-29 0:27 ` Fengguang Wu
2012-02-28 14:00 ` [PATCH 3/9] memcg: add kernel calls for memcg dirty page stats Fengguang Wu
2012-02-29 1:10 ` KAMEZAWA Hiroyuki
2012-02-28 14:00 ` [PATCH 4/9] memcg: dirty page accounting support routines Fengguang Wu
2012-02-28 15:15 ` Fengguang Wu
2012-02-28 22:45 ` Andrew Morton
2012-02-29 1:15 ` KAMEZAWA Hiroyuki
2012-02-28 14:00 ` [PATCH 5/9] writeback: introduce the pageout work Fengguang Wu
2012-02-29 0:04 ` Andrew Morton
2012-02-29 2:31 ` Fengguang Wu
2012-02-29 13:28 ` Fengguang Wu
2012-03-01 11:04 ` Jan Kara
2012-03-01 11:41 ` Fengguang Wu
2012-03-01 16:50 ` Jan Kara
2012-03-01 19:46 ` Andrew Morton
2012-03-03 13:25 ` Fengguang Wu
2012-03-07 0:37 ` Andrew Morton
2012-03-07 5:40 ` Fengguang Wu
2012-03-01 19:42 ` Andrew Morton
2012-03-01 21:15 ` Jan Kara
2012-03-01 21:22 ` Andrew Morton
2012-03-01 12:36 ` Fengguang Wu
2012-03-01 16:38 ` Jan Kara
2012-03-02 4:48 ` Fengguang Wu
2012-03-02 9:59 ` Jan Kara
2012-03-02 10:39 ` Fengguang Wu
2012-03-02 19:57 ` Andrew Morton
2012-03-03 13:55 ` Fengguang Wu
2012-03-03 14:27 ` Fengguang Wu
2012-03-04 11:13 ` Fengguang Wu
2012-03-07 15:48 ` Artem Bityutskiy
2012-03-09 7:31 ` Fengguang Wu
2012-03-09 9:51 ` Jan Kara
2012-03-09 10:24 ` Artem Bityutskiy
2012-03-09 16:10 ` Artem Bityutskiy
2012-03-09 21:11 ` Jan Kara
2012-03-12 12:36 ` Artem Bityutskiy
2012-03-12 14:02 ` Jan Kara
2012-03-12 14:21 ` Artem Bityutskiy
2012-03-09 10:15 ` Jan Kara
2012-03-09 15:10 ` Fengguang Wu
2012-02-29 13:51 ` [PATCH v2 " Fengguang Wu
2012-03-01 13:35 ` Fengguang Wu
2012-03-02 6:22 ` [PATCH v3 " Fengguang Wu
2012-02-28 14:00 ` [PATCH 6/9] vmscan: dirty reclaim throttling Fengguang Wu
2012-02-28 14:00 ` [PATCH 7/9] mm: pass __GFP_WRITE to memcg charge and reclaim routines Fengguang Wu
2012-02-28 14:00 ` [PATCH 8/9] mm: dont set __GFP_WRITE on ramfs/sysfs writes Fengguang Wu
2012-03-01 10:13 ` Johannes Weiner
2012-03-01 10:30 ` Fengguang Wu
2012-02-28 14:00 ` [PATCH 9/9] mm: debug vmscan waits Fengguang Wu
2012-03-02 6:59 ` [RFC PATCH] mm: don't treat anonymous pages as dirtyable pages Fengguang Wu
2012-03-02 7:18 ` Fengguang Wu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20120228144746.900395448@intel.com \
--to=fengguang.wu@intel.com \
--cc=akpm@linux-foundation.org \
--cc=andrea@betterlinux.com \
--cc=gthelen@google.com \
--cc=hannes@cmpxchg.org \
--cc=jack@suse.cz \
--cc=kamezawa.hiroyu@jp.fujitsu.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=minchan.kim@gmail.com \
--cc=riel@redhat.com \
--cc=yinghan@google.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox