From: Greg Thelen <gthelen@google.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
containers@lists.osdl.org, Andrea Righi <arighi@develer.com>,
Balbir Singh <balbir@linux.vnet.ibm.com>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>,
Minchan Kim <minchan.kim@gmail.com>,
Ciju Rajan K <ciju@linux.vnet.ibm.com>,
David Rientjes <rientjes@google.com>,
Greg Thelen <gthelen@google.com>
Subject: [PATCH v3 01/11] memcg: add page_cgroup flags for dirty page tracking
Date: Mon, 18 Oct 2010 17:39:34 -0700 [thread overview]
Message-ID: <1287448784-25684-2-git-send-email-gthelen@google.com> (raw)
In-Reply-To: <1287448784-25684-1-git-send-email-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 <arighi@develer.com>
Signed-off-by: Greg Thelen <gthelen@google.com>
---
include/linux/page_cgroup.h | 23 +++++++++++++++++++++++
1 files changed, 23 insertions(+), 0 deletions(-)
diff --git a/include/linux/page_cgroup.h b/include/linux/page_cgroup.h
index 5bb13b3..b59c298 100644
--- a/include/linux/page_cgroup.h
+++ b/include/linux/page_cgroup.h
@@ -40,6 +40,9 @@ enum {
PCG_USED, /* this object is in use. */
PCG_ACCT_LRU, /* page has been accounted for */
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 */
PCG_MIGRATION, /* under page migration */
};
@@ -59,6 +62,10 @@ static inline void ClearPageCgroup##uname(struct page_cgroup *pc) \
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); }
+
TESTPCGFLAG(Locked, LOCK)
/* Cache flag is set only once (at allocation) */
@@ -80,6 +87,22 @@ 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)
--
1.7.1
--
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next prev parent reply other threads:[~2010-10-19 0:40 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-19 0:39 [PATCH v3 00/11] memcg: per cgroup dirty page accounting Greg Thelen
2010-10-19 0:39 ` Greg Thelen [this message]
2010-10-19 4:31 ` [PATCH v3 01/11] memcg: add page_cgroup flags for dirty page tracking Daisuke Nishimura
2010-10-19 0:39 ` [PATCH v3 02/11] memcg: document cgroup dirty memory interfaces Greg Thelen
2010-10-19 0:46 ` KAMEZAWA Hiroyuki
2010-10-19 8:27 ` Daisuke Nishimura
2010-10-19 21:00 ` Greg Thelen
2010-10-20 0:11 ` KAMEZAWA Hiroyuki
2010-10-20 0:45 ` Greg Thelen
2010-10-20 4:06 ` KAMEZAWA Hiroyuki
2010-10-20 4:25 ` Greg Thelen
2010-10-20 4:26 ` KAMEZAWA Hiroyuki
2010-10-20 0:48 ` Daisuke Nishimura
2010-10-20 1:14 ` KAMEZAWA Hiroyuki
2010-10-20 2:24 ` KAMEZAWA Hiroyuki
2010-10-20 3:47 ` Daisuke Nishimura
2010-10-19 0:39 ` [PATCH v3 03/11] memcg: create extensible page stat update routines Greg Thelen
2010-10-19 0:47 ` KAMEZAWA Hiroyuki
2010-10-19 4:52 ` Daisuke Nishimura
2010-10-19 0:39 ` [PATCH v3 04/11] memcg: add lock to synchronize page accounting and migration Greg Thelen
2010-10-19 0:45 ` KAMEZAWA Hiroyuki
2010-10-19 4:43 ` [RFC][PATCH 1/2] memcg: move_account optimization by reduct put,get page (Re: " KAMEZAWA Hiroyuki
2010-10-19 4:45 ` [RFC][PATCH 2/2] memcg: move_account optimization by reduce locks " KAMEZAWA Hiroyuki
2010-10-19 1:17 ` Minchan Kim
2010-10-19 5:03 ` Daisuke Nishimura
2010-10-19 0:39 ` [PATCH v3 05/11] memcg: add dirty page accounting infrastructure Greg Thelen
2010-10-19 0:49 ` KAMEZAWA Hiroyuki
2010-10-20 0:53 ` Daisuke Nishimura
2010-10-19 0:39 ` [PATCH v3 06/11] memcg: add kernel calls for memcg dirty page stats Greg Thelen
2010-10-19 0:51 ` KAMEZAWA Hiroyuki
2010-10-19 7:03 ` Daisuke Nishimura
2010-10-19 0:39 ` [PATCH v3 07/11] memcg: add dirty limits to mem_cgroup Greg Thelen
2010-10-19 0:53 ` KAMEZAWA Hiroyuki
2010-10-20 0:50 ` Daisuke Nishimura
2010-10-20 4:08 ` Greg Thelen
2010-10-19 0:39 ` [PATCH v3 08/11] memcg: CPU hotplug lockdep warning fix Greg Thelen
2010-10-19 0:54 ` KAMEZAWA Hiroyuki
2010-10-20 3:47 ` Daisuke Nishimura
2010-10-19 0:39 ` [PATCH v3 09/11] memcg: add cgroupfs interface to memcg dirty limits Greg Thelen
2010-10-19 0:56 ` KAMEZAWA Hiroyuki
2010-10-20 3:31 ` Daisuke Nishimura
2010-10-20 3:44 ` KAMEZAWA Hiroyuki
2010-10-20 3:46 ` Daisuke Nishimura
2010-10-19 0:39 ` [PATCH v3 10/11] writeback: make determine_dirtyable_memory() static Greg Thelen
2010-10-19 0:57 ` KAMEZAWA Hiroyuki
2010-10-20 3:47 ` Daisuke Nishimura
2010-10-19 0:39 ` [PATCH v3 11/11] memcg: check memcg dirty limits in page writeback Greg Thelen
2010-10-19 1:00 ` KAMEZAWA Hiroyuki
2010-10-20 4:18 ` KAMEZAWA Hiroyuki
2010-10-20 4:33 ` Greg Thelen
2010-10-20 4:33 ` KAMEZAWA Hiroyuki
2010-10-20 4:34 ` Daisuke Nishimura
2010-10-20 5:25 ` Daisuke Nishimura
2010-10-20 3:21 ` [PATCH][memcg+dirtylimit] Fix overwriting global vm dirty limit setting by memcg (Re: [PATCH v3 00/11] memcg: per cgroup dirty page accounting KAMEZAWA Hiroyuki
2010-10-20 4:14 ` KAMEZAWA Hiroyuki
2010-10-20 5:02 ` [PATCH v2][memcg+dirtylimit] " KAMEZAWA Hiroyuki
2010-10-20 6:09 ` Daisuke Nishimura
2010-10-20 14:35 ` Minchan Kim
2010-10-21 0:10 ` KAMEZAWA Hiroyuki
2010-10-24 18:44 ` Greg Thelen
2010-10-25 0:24 ` KAMEZAWA Hiroyuki
2010-10-25 2:00 ` Daisuke Nishimura
2010-10-25 7:03 ` Ciju Rajan K
2010-10-25 7:08 ` KAMEZAWA Hiroyuki
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