linux-ext4 - [PATCH 11/12] jfs: Convert to private i

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Date:	Tue, 21 Oct 2014 16:38:35 +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, hch@....de, Jan Kara <jack@...e.cz>,
	Dave Kleikamp <dave.kleikamp@...cle.com>
Subject: [PATCH 11/12] jfs: Convert to private i_dquot field

CC: Dave Kleikamp <dave.kleikamp@...cle.com>
CC: jfs-discussion@...ts.sourceforge.net
Signed-off-by: Jan Kara <jack@...e.cz>
---
 fs/jfs/jfs_incore.h | 3 +++
 fs/jfs/super.c      | 9 +++++++++
 2 files changed, 12 insertions(+)

diff --git a/fs/jfs/jfs_incore.h b/fs/jfs/jfs_incore.h
index cf47f09e8ac8..fa7e795bd8ae 100644
--- a/fs/jfs/jfs_incore.h
+++ b/fs/jfs/jfs_incore.h
@@ -94,6 +94,9 @@ struct jfs_inode_info {
 			unchar _inline_ea[128];	/* 128: inline extended attr */
 		} link;
 	} u;
+#ifdef CONFIG_QUOTA
+	struct dquot *i_dquot[MAXQUOTAS];
+#endif
 	u32 dev;	/* will die when we get wide dev_t */
 	struct inode	vfs_inode;
 };
diff --git a/fs/jfs/super.c b/fs/jfs/super.c
index 93e897e588a8..2a34332e889f 100644
--- a/fs/jfs/super.c
+++ b/fs/jfs/super.c
@@ -117,6 +117,9 @@ static struct inode *jfs_alloc_inode(struct super_block *sb)
 	jfs_inode = kmem_cache_alloc(jfs_inode_cachep, GFP_NOFS);
 	if (!jfs_inode)
 		return NULL;
+#ifdef CONFIG_QUOTA
+	memset(&jfs_inode->i_dquot, 0, sizeof(jfs_inode->i_dquot));
+#endif
 	return &jfs_inode->vfs_inode;
 }
 
@@ -537,6 +540,7 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent)
 #ifdef CONFIG_QUOTA
 	sb->dq_op = &dquot_operations;
 	sb->s_qcop = &dquot_quotactl_ops;
+	sb_dqopt(sb)->allowed_types = QTYPE_MASK_USR | QTYPE_MASK_GRP;
 #endif
 
 	/*
@@ -836,6 +840,10 @@ out:
 	return len - towrite;
 }
 
+static struct dquot **jfs_get_dquots(struct inode *inode)
+{
+	return JFS_IP(inode)->i_dquot;
+}
 #endif
 
 static const struct super_operations jfs_super_operations = {
@@ -854,6 +862,7 @@ static const struct super_operations jfs_super_operations = {
 #ifdef CONFIG_QUOTA
 	.quota_read	= jfs_quota_read,
 	.quota_write	= jfs_quota_write,
+	.get_dquots	= jfs_get_dquots,
 #endif
 };
 
-- 
1.8.1.4

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