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quota: Split ->set_xstate callback into two

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Split ->set_xstate callback into two callbacks - one for turning quotas
on (->quota_enable) and one for turning quotas off (->quota_disable). That
way we don't have to pass quotactl command into the callback which seems
cleaner.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara
2014-10-08 15:56:21 +02:00
parent 1cd6b7be92
commit 38e478c448
3 changed files with 55 additions and 27 deletions
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3
include/linux/quota.h
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@@ -371,13 +371,14 @@ struct quotactl_ops {
int (*quota_on)(struct super_block *, int, int, struct path *);
int (*quota_on_meta)(struct super_block *, int, int);
int (*quota_off)(struct super_block *, int);
int (*quota_enable)(struct super_block *, unsigned int);
int (*quota_disable)(struct super_block *, unsigned int);
int (*quota_sync)(struct super_block *, int);
int (*get_info)(struct super_block *, int, struct if_dqinfo *);
int (*set_info)(struct super_block *, int, struct if_dqinfo *);
int (*get_dqblk)(struct super_block *, struct kqid, struct qc_dqblk *);
int (*set_dqblk)(struct super_block *, struct kqid, struct qc_dqblk *);
int (*get_xstate)(struct super_block *, struct fs_quota_stat *);
int (*set_xstate)(struct super_block *, unsigned int, int);
int (*get_xstatev)(struct super_block *, struct fs_quota_statv *);
int (*rm_xquota)(struct super_block *, unsigned int);
};