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authorJan Kara <jack@suse.cz>2016-01-25 19:24:50 +0100
committerJan Kara <jack@suse.cz>2016-02-09 13:05:23 +0100
commitbe6257b251cebd2deb8c76d43e387e28e3f7412d (patch)
tree379bf76bed705eb93e7ab9902ddffd343a383fe4 /include
parentudf: Merge linux specific translation into CS0 conversion function (diff)
downloadwireguard-linux-be6257b251cebd2deb8c76d43e387e28e3f7412d.tar.xz
wireguard-linux-be6257b251cebd2deb8c76d43e387e28e3f7412d.zip
quota: Add support for ->get_nextdqblk() for VFS quota
Add infrastructure for supporting get_nextdqblk() callback for VFS quotas. Translate the operation into a callback to appropriate filesystem and consequently to quota format callback. Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'include')
-rw-r--r--include/linux/quota.h3
-rw-r--r--include/linux/quotaops.h3
2 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/quota.h b/include/linux/quota.h
index fba92f5c1a63..9dfb6bce8c9e 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -306,6 +306,7 @@ struct quota_format_ops {
int (*read_dqblk)(struct dquot *dquot); /* Read structure for one user */
int (*commit_dqblk)(struct dquot *dquot); /* Write structure for one user */
int (*release_dqblk)(struct dquot *dquot); /* Called when last reference to dquot is being dropped */
+ int (*get_next_id)(struct super_block *sb, struct kqid *qid); /* Get next ID with existing structure in the quota file */
};
/* Operations working with dquots */
@@ -321,6 +322,8 @@ struct dquot_operations {
* quota code only */
qsize_t *(*get_reserved_space) (struct inode *);
int (*get_projid) (struct inode *, kprojid_t *);/* Get project ID */
+ /* Get next ID with active quota structure */
+ int (*get_next_id) (struct super_block *sb, struct kqid *qid);
};
struct path;
diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h
index 7a57c28eb5e7..f00fa86ac966 100644
--- a/include/linux/quotaops.h
+++ b/include/linux/quotaops.h
@@ -82,6 +82,7 @@ int dquot_commit(struct dquot *dquot);
int dquot_acquire(struct dquot *dquot);
int dquot_release(struct dquot *dquot);
int dquot_commit_info(struct super_block *sb, int type);
+int dquot_get_next_id(struct super_block *sb, struct kqid *qid);
int dquot_mark_dquot_dirty(struct dquot *dquot);
int dquot_file_open(struct inode *inode, struct file *file);
@@ -99,6 +100,8 @@ int dquot_get_state(struct super_block *sb, struct qc_state *state);
int dquot_set_dqinfo(struct super_block *sb, int type, struct qc_info *ii);
int dquot_get_dqblk(struct super_block *sb, struct kqid id,
struct qc_dqblk *di);
+int dquot_get_next_dqblk(struct super_block *sb, struct kqid *id,
+ struct qc_dqblk *di);
int dquot_set_dqblk(struct super_block *sb, struct kqid id,
struct qc_dqblk *di);