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Diffstat (limited to 'include/linux/quota.h')
-rw-r--r--include/linux/quota.h22
1 files changed, 18 insertions, 4 deletions
diff --git a/include/linux/quota.h b/include/linux/quota.h
index 78c48895b12..a6861f11748 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -73,6 +73,8 @@
/* Quota format type IDs */
#define QFMT_VFS_OLD 1
#define QFMT_VFS_V0 2
+#define QFMT_OCFS2 3
+#define QFMT_VFS_V1 4
/* Size of block in which space limits are passed through the quota
* interface */
@@ -313,8 +315,9 @@ struct dquot_operations {
int (*claim_space) (struct inode *, qsize_t);
/* release rsved quota for delayed alloc */
void (*release_rsv) (struct inode *, qsize_t);
- /* get reserved quota for delayed alloc */
- qsize_t (*get_reserved_space) (struct inode *);
+ /* get reserved quota for delayed alloc, value returned is managed by
+ * quota code only */
+ qsize_t *(*get_reserved_space) (struct inode *);
};
/* Operations handling requests from userspace */
@@ -334,7 +337,7 @@ struct quotactl_ops {
struct quota_format_type {
int qf_fmt_id; /* Quota format id */
- struct quota_format_ops *qf_ops; /* Operations of format */
+ const struct quota_format_ops *qf_ops; /* Operations of format */
struct module *qf_owner; /* Module implementing quota format */
struct quota_format_type *qf_next;
};
@@ -376,6 +379,17 @@ static inline unsigned int dquot_generic_flag(unsigned int flags, int type)
return flags >> _DQUOT_STATE_FLAGS;
}
+#ifdef CONFIG_QUOTA_NETLINK_INTERFACE
+extern void quota_send_warning(short type, unsigned int id, dev_t dev,
+ const char warntype);
+#else
+static inline void quota_send_warning(short type, unsigned int id, dev_t dev,
+ const char warntype)
+{
+ return;
+}
+#endif /* CONFIG_QUOTA_NETLINK_INTERFACE */
+
struct quota_info {
unsigned int flags; /* Flags for diskquotas on this device */
struct mutex dqio_mutex; /* lock device while I/O in progress */
@@ -383,7 +397,7 @@ struct quota_info {
struct rw_semaphore dqptr_sem; /* serialize ops using quota_info struct, pointers from inode to dquots */
struct inode *files[MAXQUOTAS]; /* inodes of quotafiles */
struct mem_dqinfo info[MAXQUOTAS]; /* Information for each quota type */
- struct quota_format_ops *ops[MAXQUOTAS]; /* Operations for each type */
+ const struct quota_format_ops *ops[MAXQUOTAS]; /* Operations for each type */
};
int register_quota_format(struct quota_format_type *fmt);