linux-ext4 - [PATCH 10/12] reiserfs: Convert to private i

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Date:	Fri, 10 Oct 2014 16:55:08 +0200
From:	Jan Kara <jack@...e.cz>
To:	linux-fsdevel@...r.kernel.org
Cc:	linux-ext4@...r.kernel.org, Dave Chinner <david@...morbit.com>,
	xfs@....sgi.com, cluster-devel@...hat.com,
	Steven Whitehouse <swhiteho@...hat.com>,
	Mark Fasheh <mfasheh@...e.com>,
	Joel Becker <jlbec@...lplan.org>, ocfs2-devel@....oracle.com,
	reiserfs-devel@...r.kernel.org, Jeff Mahoney <jeffm@...e.de>,
	Dave Kleikamp <shaggy@...nel.org>,
	jfs-discussion@...ts.sourceforge.net, tytso@....edu,
	viro@...iv.linux.org.uk, Jan Kara <jack@...e.cz>
Subject: [PATCH 10/12] reiserfs: Convert to private i_dquot field

CC: reiserfs-devel@...r.kernel.org
CC: Jeff Mahoney <jeffm@...e.de>
Signed-off-by: Jan Kara <jack@...e.cz>
---
 fs/reiserfs/reiserfs.h |  4 ++++
 fs/reiserfs/super.c    | 13 +++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/fs/reiserfs/reiserfs.h b/fs/reiserfs/reiserfs.h
index 735c2c2b4536..197e59cbeb1c 100644
--- a/fs/reiserfs/reiserfs.h
+++ b/fs/reiserfs/reiserfs.h
@@ -97,6 +97,10 @@ struct reiserfs_inode_info {
 #ifdef CONFIG_REISERFS_FS_XATTR
 	struct rw_semaphore i_xattr_sem;
 #endif
+#ifdef CONFIG_QUOTA
+	struct dquot *i_dquot[MAXQUOTAS];
+#endif
+
 	struct inode vfs_inode;
 };
 
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index d46e88a33b02..04babe57253a 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -594,6 +594,10 @@ static struct inode *reiserfs_alloc_inode(struct super_block *sb)
 		return NULL;
 	atomic_set(&ei->openers, 0);
 	mutex_init(&ei->tailpack);
+#ifdef CONFIG_QUOTA
+	memset(&ei->i_dquot, 0, sizeof(ei->i_dquot));
+#endif
+
 	return &ei->vfs_inode;
 }
 
@@ -771,6 +775,13 @@ static const struct super_operations reiserfs_sops = {
 #endif
 };
 
+static const int reiserfs_inode_fields[IF_FIELD_NR] = {
+#ifdef CONFIG_QUOTA
+	[IF_DQUOTS] = (int)offsetof(struct reiserfs_inode_info, i_dquot) -
+		      (int)offsetof(struct reiserfs_inode_info, vfs_inode),
+#endif
+};
+
 #ifdef CONFIG_QUOTA
 #define QTYPE2NAME(t) ((t)==USRQUOTA?"user":"group")
 
@@ -1633,7 +1644,9 @@ static int read_super_block(struct super_block *s, int offset)
 #ifdef CONFIG_QUOTA
 	s->s_qcop = &reiserfs_qctl_operations;
 	s->dq_op = &reiserfs_quota_operations;
+	sb_dqopt(s)->allowed_types = QTYPE_MASK_USR | QTYPE_MASK_GRP;
 #endif
+	sb_init_inode_fields(s, reiserfs_inode_fields);
 
 	/*
 	 * new format is limited by the 32 bit wide i_blocks field, want to
-- 
1.8.1.4

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