@@ -940,6 +940,10 @@ struct ext4_inode_info {
tid_t i_sync_tid;
tid_t i_datasync_tid;
+#ifdef CONFIG_QUOTA
+ struct dquot *i_dquot[MAXQUOTAS];
+#endif
+
/* Precomputed uuid+inum+igen checksum for seeding inode checksums */
__u32 i_csum_seed;
};
@@ -895,6 +895,7 @@ static struct inode *ext4_alloc_inode(struct super_block *sb)
spin_lock_init(&(ei->i_block_reservation_lock));
#ifdef CONFIG_QUOTA
ei->i_reserved_quota = 0;
+ memset(&ei->i_dquot, 0, sizeof(ei->i_dquot));
#endif
ei->jinode = NULL;
INIT_LIST_HEAD(&ei->i_rsv_conversion_list);
@@ -1143,6 +1144,13 @@ static const struct super_operations ext4_nojournal_sops = {
.bdev_try_to_free_page = bdev_try_to_free_page,
};
+static const int ext4_inode_fields[IF_FIELD_NR] = {
+#ifdef CONFIG_QUOTA
+ [IF_DQUOTS] = offsetof(struct ext4_inode_info, i_dquot) -
+ offsetof(struct ext4_inode_info, vfs_inode),
+#endif
+};
+
static const struct export_operations ext4_export_ops = {
.fh_to_dentry = ext4_fh_to_dentry,
.fh_to_parent = ext4_fh_to_parent,
@@ -3916,7 +3924,9 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
sb->s_qcop = &ext4_qctl_sysfile_operations;
else
sb->s_qcop = &ext4_qctl_operations;
+ sb_dqopt(sb)->allowed_types = QTYPE_MASK_USR | QTYPE_MASK_GRP;
#endif
+ sb_init_inode_fields(sb, ext4_inode_fields);
memcpy(sb->s_uuid, es->s_uuid, sizeof(es->s_uuid));
INIT_LIST_HEAD(&sbi->s_orphan); /* unlinked but open files */
CC: linux-ext4@vger.kernel.org CC: "Theodore Ts'o" <tytso@mit.edu> Signed-off-by: Jan Kara <jack@suse.cz> --- fs/ext4/ext4.h | 4 ++++ fs/ext4/super.c | 10 ++++++++++ 2 files changed, 14 insertions(+)