[PATCH 09/12] ocfs2: Convert to private i_dquot field

Jan Kara
2014-10-10T14:55:21Z

CC: Mark Fasheh <mfasheh@suse.com>
CC: Joel Becker <jlbec@evilplan.org>
CC: ocfs2-devel@oss.oracle.com
Signed-off-by: Jan Kara <jack@suse.cz>
---
fs/ocfs2/inode.h | 4 ++++
fs/ocfs2/super.c | 12 ++++++++++++
2 files changed, 16 insertions(+)

diff --git a/fs/ocfs2/inode.h b/fs/ocfs2/inode.h
index a6c991c0fc98..aed65d3aff57 100644
--- a/fs/ocfs2/inode.h
+++ b/fs/ocfs2/inode.h
@@ -80,6 +80,10 @@ struct ocfs2_inode_info
*/
tid_t i_sync_tid;
tid_t i_datasync_tid;
+
+#ifdef CONFIG_QUOTA
+ struct dquot *i_dquot[MAXQUOTAS];
+#endif
};

/*
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index ddb662b32447..4147b6962097 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -157,6 +157,13 @@ static const struct super_operations ocfs2_sops = {
.quota_write = ocfs2_quota_write,
};

+static const int ocfs2_inode_fields[IF_FIELD_NR] = {
+#ifdef CONFIG_QUOTA
+ [IF_DQUOTS] = offsetof(struct ocfs2_inode_info, i_dquot) -
+ offsetof(struct ocfs2_inode_info, vfs_inode),
+#endif
+};
+
enum {
Opt_barrier,
Opt_err_panic,
@@ -563,6 +570,9 @@ static struct inode *ocfs2_alloc_inode(struct super_block *sb)

oi->i_sync_tid = 0;
oi->i_datasync_tid = 0;
+#ifdef CONFIG_QUOTA
+ memset(&oi->i_dquot, 0, sizeof(oi->i_dquot));
+#endif

jbd2_journal_init_jbd_inode(&oi->ip_jinode, &oi->vfs_inode);
return &oi->vfs_inode;
@@ -2069,7 +2079,9 @@ static int ocfs2_initialize_super(struct super_block *sb,
sb->s_export_op = &ocfs2_export_ops;
sb->s_qcop = &ocfs2_quotactl_ops;
sb->dq_op = &ocfs2_quota_operations;
+ sb_dqopt(sb)->allowed_types = QTYPE_MASK_USR | QTYPE_MASK_GRP;
sb->s_xattr = ocfs2_xattr_handlers;
+ sb_init_inode_fields(sb, ocfs2_inode_fields);
sb->s_time_gran = 1;
sb->s_flags |= MS_NOATIME;
/* this is needed to support O_LARGEFILE */