From 96c7e0d964e278858552b8d5497f440b9027b292 Mon Sep 17 00:00:00 2001 From: Jan Kara Date: Mon, 29 Sep 2014 14:58:25 +0200 Subject: [PATCH] ext4: Convert to private i_dquot field CC: linux-ext4@vger.kernel.org Acked-by: "Theodore Ts'o" Acked-by: Christoph Hellwig Signed-off-by: Jan Kara --- fs/ext4/ext4.h | 4 ++++ fs/ext4/super.c | 8 ++++++++ 2 files changed, 12 insertions(+) diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index c55a1faaed5..db3f772e57a 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -941,6 +941,10 @@ 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; }; diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 2c9e6864abd..63e802b8ec6 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -892,6 +892,7 @@ 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); @@ -1068,6 +1069,11 @@ static int ext4_quota_enable(struct super_block *sb, int type, int format_id, unsigned int flags); static int ext4_enable_quotas(struct super_block *sb); +static struct dquot **ext4_get_dquots(struct inode *inode) +{ + return EXT4_I(inode)->i_dquot; +} + static const struct dquot_operations ext4_quota_operations = { .get_reserved_space = ext4_get_reserved_space, .write_dquot = ext4_write_dquot, @@ -1117,6 +1123,7 @@ static const struct super_operations ext4_sops = { #ifdef CONFIG_QUOTA .quota_read = ext4_quota_read, .quota_write = ext4_quota_write, + .get_dquots = ext4_get_dquots, #endif .bdev_try_to_free_page = bdev_try_to_free_page, }; @@ -3932,6 +3939,7 @@ 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->s_quota_types = QTYPE_MASK_USR | QTYPE_MASK_GRP; #endif memcpy(sb->s_uuid, es->s_uuid, sizeof(es->s_uuid)); -- 2.46.0