linux-ext4 - [PATCH 05/12] container quota: bind disk quota stuff on mount namespace.

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Date:	Wed, 30 May 2012 22:58:59 +0800
From:	jeff.liu@...cle.com
To:	containers@...ts.linux-foundation.org
Cc:	cgroups@...r.kernel.org, jack@...e.cz, glommer@...allels.com,
	daniel.lezcano@...e.fr, tytso@....edu, bpm@....com,
	chris.mason@...cle.com, hch@...radead.org,
	christopher.jones@...cle.com, david@...morbit.com,
	tinguely@....com, tm@....ma, linux-ext4@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, Jie Liu <jeff.liu@...cle.com>
Subject: [PATCH 05/12] container quota: bind disk quota stuff on mount namespace.

Bind disk quota stuff on mount namespace definition.

Signed-off-by: Jie Liu <jeff.liu@...cle.com>
---
 fs/mount.h |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/fs/mount.h b/fs/mount.h
index 4ef36d9..5b9de40 100644
--- a/fs/mount.h
+++ b/fs/mount.h
@@ -2,12 +2,24 @@
 #include <linux/seq_file.h>
 #include <linux/poll.h>
 
+#ifdef CONFIG_NS_QUOTA
+#include "ns_quota.h"
+#endif
+
 struct mnt_namespace {
 	atomic_t		count;
 	struct mount *	root;
 	struct list_head	list;
 	wait_queue_head_t poll;
 	int event;
+#ifdef CONFIG_NS_QUOTA
+	/* All things regarding disk quota on mount namespace */
+	struct ns_quota_info *ns_dqinfo;
+	/* Mount namespace disk quota control operations */
+	const struct ns_quotactl_ops *ns_qcop;
+	/* Mount namespace disk quota operations */
+	const struct ns_dquot_ops *ns_dqop;
+#endif
 };
 
 struct mnt_pcp {
-- 
1.7.9

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