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-rw-r--r--include/linux/quota.h21
1 files changed, 14 insertions, 7 deletions
diff --git a/include/linux/quota.h b/include/linux/quota.h
index eb560d031ac..52e49dce658 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -202,10 +202,14 @@ struct quota_format_type;
struct mem_dqinfo {
struct quota_format_type *dqi_format;
+ int dqi_fmt_id; /* Id of the dqi_format - used when turning
+ * quotas on after remount RW */
struct list_head dqi_dirty_list; /* List of dirty dquots */
unsigned long dqi_flags;
unsigned int dqi_bgrace;
unsigned int dqi_igrace;
+ qsize_t dqi_maxblimit;
+ qsize_t dqi_maxilimit;
union {
struct v1_mem_dqinfo v1_i;
struct v2_mem_dqinfo v2_i;
@@ -296,8 +300,8 @@ struct dquot_operations {
/* Operations handling requests from userspace */
struct quotactl_ops {
- int (*quota_on)(struct super_block *, int, int, char *);
- int (*quota_off)(struct super_block *, int);
+ int (*quota_on)(struct super_block *, int, int, char *, int);
+ int (*quota_off)(struct super_block *, int, 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 *);
@@ -318,6 +322,10 @@ struct quota_format_type {
#define DQUOT_USR_ENABLED 0x01 /* User diskquotas enabled */
#define DQUOT_GRP_ENABLED 0x02 /* Group diskquotas enabled */
+#define DQUOT_USR_SUSPENDED 0x04 /* User diskquotas are off, but
+ * we have necessary info in
+ * memory to turn them on */
+#define DQUOT_GRP_SUSPENDED 0x08 /* The same for group quotas */
struct quota_info {
unsigned int flags; /* Flags for diskquotas on this device */
@@ -329,17 +337,16 @@ struct quota_info {
struct quota_format_ops *ops[MAXQUOTAS]; /* Operations for each type */
};
-/* Inline would be better but we need to dereference super_block which is not defined yet */
-int mark_dquot_dirty(struct dquot *dquot);
-
-#define dquot_dirty(dquot) test_bit(DQ_MOD_B, &(dquot)->dq_flags)
-
#define sb_has_quota_enabled(sb, type) ((type)==USRQUOTA ? \
(sb_dqopt(sb)->flags & DQUOT_USR_ENABLED) : (sb_dqopt(sb)->flags & DQUOT_GRP_ENABLED))
#define sb_any_quota_enabled(sb) (sb_has_quota_enabled(sb, USRQUOTA) | \
sb_has_quota_enabled(sb, GRPQUOTA))
+#define sb_has_quota_suspended(sb, type) \
+ ((type) == USRQUOTA ? (sb_dqopt(sb)->flags & DQUOT_USR_SUSPENDED) : \
+ (sb_dqopt(sb)->flags & DQUOT_GRP_SUSPENDED))
+
int register_quota_format(struct quota_format_type *fmt);
void unregister_quota_format(struct quota_format_type *fmt);