a7y18lte-ubports/android_kernel_samsung_universal7885
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ext3: Convert to private i_dquot field

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CC: linux-ext4@vger.kernel.org
Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2014-09-25 16:52:38 +02:00
parent 64241118b7
commit 4018cfbc8c
2 changed files with 14 additions and 0 deletions
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4
fs/ext3/ext3.h
View File

@ -615,6 +615,10 @@ struct ext3_inode_info {
atomic_t i_sync_tid; atomic_t i_sync_tid;
atomic_t i_datasync_tid; atomic_t i_datasync_tid;
#ifdef CONFIG_QUOTA
struct dquot *i_dquot[MAXQUOTAS];
#endif
struct inode vfs_inode; struct inode vfs_inode;
}; };

10
fs/ext3/super.c
View File

@ -485,6 +485,10 @@ static struct inode *ext3_alloc_inode(struct super_block *sb)
ei->vfs_inode.i_version = 1; ei->vfs_inode.i_version = 1;
atomic_set(&ei->i_datasync_tid, 0); atomic_set(&ei->i_datasync_tid, 0);
atomic_set(&ei->i_sync_tid, 0); atomic_set(&ei->i_sync_tid, 0);
#ifdef CONFIG_QUOTA
memset(&ei->i_dquot, 0, sizeof(ei->i_dquot));
#endif
return &ei->vfs_inode; return &ei->vfs_inode;
} }
@ -764,6 +768,10 @@ static ssize_t ext3_quota_read(struct super_block *sb, int type, char *data,
size_t len, loff_t off); size_t len, loff_t off);
static ssize_t ext3_quota_write(struct super_block *sb, int type, static ssize_t ext3_quota_write(struct super_block *sb, int type,
const char *data, size_t len, loff_t off); const char *data, size_t len, loff_t off);
static struct dquot **ext3_get_dquots(struct inode *inode)
{
return EXT3_I(inode)->i_dquot;
}
static const struct dquot_operations ext3_quota_operations = { static const struct dquot_operations ext3_quota_operations = {
.write_dquot = ext3_write_dquot, .write_dquot = ext3_write_dquot,
@ -803,6 +811,7 @@ static const struct super_operations ext3_sops = {
#ifdef CONFIG_QUOTA #ifdef CONFIG_QUOTA
.quota_read = ext3_quota_read, .quota_read = ext3_quota_read,
.quota_write = ext3_quota_write, .quota_write = ext3_quota_write,
.get_dquots = ext3_get_dquots,
#endif #endif
.bdev_try_to_free_page = bdev_try_to_free_page, .bdev_try_to_free_page = bdev_try_to_free_page,
}; };
@ -2001,6 +2010,7 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
#ifdef CONFIG_QUOTA #ifdef CONFIG_QUOTA
sb->s_qcop = &ext3_qctl_operations; sb->s_qcop = &ext3_qctl_operations;
sb->dq_op = &ext3_quota_operations; sb->dq_op = &ext3_quota_operations;
sb->s_quota_types = QTYPE_MASK_USR | QTYPE_MASK_GRP;
#endif #endif
memcpy(sb->s_uuid, es->s_uuid, sizeof(es->s_uuid)); memcpy(sb->s_uuid, es->s_uuid, sizeof(es->s_uuid));
INIT_LIST_HEAD(&sbi->s_orphan); /* unlinked but open files */ INIT_LIST_HEAD(&sbi->s_orphan); /* unlinked but open files */