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Diffstat (limited to 'include/linux/quotaops.h')
-rw-r--r--include/linux/quotaops.h137
1 files changed, 106 insertions, 31 deletions
diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h
index 5110201a415..f8670205385 100644
--- a/include/linux/quotaops.h
+++ b/include/linux/quotaops.h
@@ -37,11 +37,11 @@ extern int dquot_release(struct dquot *dquot);
extern int dquot_commit_info(struct super_block *sb, int type);
extern int dquot_mark_dquot_dirty(struct dquot *dquot);
-extern int vfs_quota_on(struct super_block *sb, int type, int format_id, char *path);
+extern int vfs_quota_on(struct super_block *sb, int type, int format_id,
+ char *path, int remount);
extern int vfs_quota_on_mount(struct super_block *sb, char *qf_name,
int format_id, int type);
-extern int vfs_quota_off(struct super_block *sb, int type);
-#define vfs_quota_off_mount(sb, type) vfs_quota_off(sb, type)
+extern int vfs_quota_off(struct super_block *sb, int type, int remount);
extern int vfs_quota_sync(struct super_block *sb, int type);
extern int vfs_get_dqinfo(struct super_block *sb, int type, struct if_dqinfo *ii);
extern int vfs_set_dqinfo(struct super_block *sb, int type, struct if_dqinfo *ii);
@@ -59,7 +59,7 @@ extern struct quotactl_ops vfs_quotactl_ops;
/* It is better to call this function outside of any transaction as it might
* need a lot of space in journal for dquot structure allocation. */
-static __inline__ void DQUOT_INIT(struct inode *inode)
+static inline void DQUOT_INIT(struct inode *inode)
{
BUG_ON(!inode->i_sb);
if (sb_any_quota_enabled(inode->i_sb) && !IS_NOQUOTA(inode))
@@ -67,7 +67,7 @@ static __inline__ void DQUOT_INIT(struct inode *inode)
}
/* The same as with DQUOT_INIT */
-static __inline__ void DQUOT_DROP(struct inode *inode)
+static inline void DQUOT_DROP(struct inode *inode)
{
/* Here we can get arbitrary inode from clear_inode() so we have
* to be careful. OTOH we don't need locking as quota operations
@@ -90,7 +90,7 @@ static __inline__ void DQUOT_DROP(struct inode *inode)
/* The following allocation/freeing/transfer functions *must* be called inside
* a transaction (deadlocks possible otherwise) */
-static __inline__ int DQUOT_PREALLOC_SPACE_NODIRTY(struct inode *inode, qsize_t nr)
+static inline int DQUOT_PREALLOC_SPACE_NODIRTY(struct inode *inode, qsize_t nr)
{
if (sb_any_quota_enabled(inode->i_sb)) {
/* Used space is updated in alloc_space() */
@@ -102,7 +102,7 @@ static __inline__ int DQUOT_PREALLOC_SPACE_NODIRTY(struct inode *inode, qsize_t
return 0;
}
-static __inline__ int DQUOT_PREALLOC_SPACE(struct inode *inode, qsize_t nr)
+static inline int DQUOT_PREALLOC_SPACE(struct inode *inode, qsize_t nr)
{
int ret;
if (!(ret = DQUOT_PREALLOC_SPACE_NODIRTY(inode, nr)))
@@ -110,7 +110,7 @@ static __inline__ int DQUOT_PREALLOC_SPACE(struct inode *inode, qsize_t nr)
return ret;
}
-static __inline__ int DQUOT_ALLOC_SPACE_NODIRTY(struct inode *inode, qsize_t nr)
+static inline int DQUOT_ALLOC_SPACE_NODIRTY(struct inode *inode, qsize_t nr)
{
if (sb_any_quota_enabled(inode->i_sb)) {
/* Used space is updated in alloc_space() */
@@ -122,7 +122,7 @@ static __inline__ int DQUOT_ALLOC_SPACE_NODIRTY(struct inode *inode, qsize_t nr)
return 0;
}
-static __inline__ int DQUOT_ALLOC_SPACE(struct inode *inode, qsize_t nr)
+static inline int DQUOT_ALLOC_SPACE(struct inode *inode, qsize_t nr)
{
int ret;
if (!(ret = DQUOT_ALLOC_SPACE_NODIRTY(inode, nr)))
@@ -130,7 +130,7 @@ static __inline__ int DQUOT_ALLOC_SPACE(struct inode *inode, qsize_t nr)
return ret;
}
-static __inline__ int DQUOT_ALLOC_INODE(struct inode *inode)
+static inline int DQUOT_ALLOC_INODE(struct inode *inode)
{
if (sb_any_quota_enabled(inode->i_sb)) {
DQUOT_INIT(inode);
@@ -140,7 +140,7 @@ static __inline__ int DQUOT_ALLOC_INODE(struct inode *inode)
return 0;
}
-static __inline__ void DQUOT_FREE_SPACE_NODIRTY(struct inode *inode, qsize_t nr)
+static inline void DQUOT_FREE_SPACE_NODIRTY(struct inode *inode, qsize_t nr)
{
if (sb_any_quota_enabled(inode->i_sb))
inode->i_sb->dq_op->free_space(inode, nr);
@@ -148,19 +148,19 @@ static __inline__ void DQUOT_FREE_SPACE_NODIRTY(struct inode *inode, qsize_t nr)
inode_sub_bytes(inode, nr);
}
-static __inline__ void DQUOT_FREE_SPACE(struct inode *inode, qsize_t nr)
+static inline void DQUOT_FREE_SPACE(struct inode *inode, qsize_t nr)
{
DQUOT_FREE_SPACE_NODIRTY(inode, nr);
mark_inode_dirty(inode);
}
-static __inline__ void DQUOT_FREE_INODE(struct inode *inode)
+static inline void DQUOT_FREE_INODE(struct inode *inode)
{
if (sb_any_quota_enabled(inode->i_sb))
inode->i_sb->dq_op->free_inode(inode, 1);
}
-static __inline__ int DQUOT_TRANSFER(struct inode *inode, struct iattr *iattr)
+static inline int DQUOT_TRANSFER(struct inode *inode, struct iattr *iattr)
{
if (sb_any_quota_enabled(inode->i_sb) && !IS_NOQUOTA(inode)) {
DQUOT_INIT(inode);
@@ -171,14 +171,32 @@ static __inline__ int DQUOT_TRANSFER(struct inode *inode, struct iattr *iattr)
}
/* The following two functions cannot be called inside a transaction */
-#define DQUOT_SYNC(sb) sync_dquots(sb, -1)
+static inline void DQUOT_SYNC(struct super_block *sb)
+{
+ sync_dquots(sb, -1);
+}
-static __inline__ int DQUOT_OFF(struct super_block *sb)
+static inline int DQUOT_OFF(struct super_block *sb, int remount)
{
int ret = -ENOSYS;
- if (sb_any_quota_enabled(sb) && sb->s_qcop && sb->s_qcop->quota_off)
- ret = sb->s_qcop->quota_off(sb, -1);
+ if (sb->s_qcop && sb->s_qcop->quota_off)
+ ret = sb->s_qcop->quota_off(sb, -1, remount);
+ return ret;
+}
+
+static inline int DQUOT_ON_REMOUNT(struct super_block *sb)
+{
+ int cnt;
+ int ret = 0, err;
+
+ if (!sb->s_qcop || !sb->s_qcop->quota_on)
+ return -ENOSYS;
+ for (cnt = 0; cnt < MAXQUOTAS; cnt++) {
+ err = sb->s_qcop->quota_on(sb, cnt, 0, NULL, 1);
+ if (err < 0 && !ret)
+ ret = err;
+ }
return ret;
}
@@ -189,13 +207,43 @@ static __inline__ int DQUOT_OFF(struct super_block *sb)
*/
#define sb_dquot_ops (NULL)
#define sb_quotactl_ops (NULL)
-#define DQUOT_INIT(inode) do { } while(0)
-#define DQUOT_DROP(inode) do { } while(0)
-#define DQUOT_ALLOC_INODE(inode) (0)
-#define DQUOT_FREE_INODE(inode) do { } while(0)
-#define DQUOT_SYNC(sb) do { } while(0)
-#define DQUOT_OFF(sb) do { } while(0)
-#define DQUOT_TRANSFER(inode, iattr) (0)
+
+static inline void DQUOT_INIT(struct inode *inode)
+{
+}
+
+static inline void DQUOT_DROP(struct inode *inode)
+{
+}
+
+static inline int DQUOT_ALLOC_INODE(struct inode *inode)
+{
+ return 0;
+}
+
+static inline void DQUOT_FREE_INODE(struct inode *inode)
+{
+}
+
+static inline void DQUOT_SYNC(struct super_block *sb)
+{
+}
+
+static inline int DQUOT_OFF(struct super_block *sb, int remount)
+{
+ return 0;
+}
+
+static inline int DQUOT_ON_REMOUNT(struct super_block *sb)
+{
+ return 0;
+}
+
+static inline int DQUOT_TRANSFER(struct inode *inode, struct iattr *iattr)
+{
+ return 0;
+}
+
static inline int DQUOT_PREALLOC_SPACE_NODIRTY(struct inode *inode, qsize_t nr)
{
inode_add_bytes(inode, nr);
@@ -235,11 +283,38 @@ static inline void DQUOT_FREE_SPACE(struct inode *inode, qsize_t nr)
#endif /* CONFIG_QUOTA */
-#define DQUOT_PREALLOC_BLOCK_NODIRTY(inode, nr) DQUOT_PREALLOC_SPACE_NODIRTY(inode, ((qsize_t)(nr)) << (inode)->i_sb->s_blocksize_bits)
-#define DQUOT_PREALLOC_BLOCK(inode, nr) DQUOT_PREALLOC_SPACE(inode, ((qsize_t)(nr)) << (inode)->i_sb->s_blocksize_bits)
-#define DQUOT_ALLOC_BLOCK_NODIRTY(inode, nr) DQUOT_ALLOC_SPACE_NODIRTY(inode, ((qsize_t)(nr)) << (inode)->i_sb->s_blocksize_bits)
-#define DQUOT_ALLOC_BLOCK(inode, nr) DQUOT_ALLOC_SPACE(inode, ((qsize_t)(nr)) << (inode)->i_sb->s_blocksize_bits)
-#define DQUOT_FREE_BLOCK_NODIRTY(inode, nr) DQUOT_FREE_SPACE_NODIRTY(inode, ((qsize_t)(nr)) << (inode)->i_sb->s_blocksize_bits)
-#define DQUOT_FREE_BLOCK(inode, nr) DQUOT_FREE_SPACE(inode, ((qsize_t)(nr)) << (inode)->i_sb->s_blocksize_bits)
+static inline int DQUOT_PREALLOC_BLOCK_NODIRTY(struct inode *inode, qsize_t nr)
+{
+ return DQUOT_PREALLOC_SPACE_NODIRTY(inode,
+ nr << inode->i_sb->s_blocksize_bits);
+}
+
+static inline int DQUOT_PREALLOC_BLOCK(struct inode *inode, qsize_t nr)
+{
+ return DQUOT_PREALLOC_SPACE(inode,
+ nr << inode->i_sb->s_blocksize_bits);
+}
+
+static inline int DQUOT_ALLOC_BLOCK_NODIRTY(struct inode *inode, qsize_t nr)
+{
+ return DQUOT_ALLOC_SPACE_NODIRTY(inode,
+ nr << inode->i_sb->s_blocksize_bits);
+}
+
+static inline int DQUOT_ALLOC_BLOCK(struct inode *inode, qsize_t nr)
+{
+ return DQUOT_ALLOC_SPACE(inode,
+ nr << inode->i_sb->s_blocksize_bits);
+}
+
+static inline void DQUOT_FREE_BLOCK_NODIRTY(struct inode *inode, qsize_t nr)
+{
+ DQUOT_FREE_SPACE_NODIRTY(inode, nr << inode->i_sb->s_blocksize_bits);
+}
+
+static inline void DQUOT_FREE_BLOCK(struct inode *inode, qsize_t nr)
+{
+ DQUOT_FREE_SPACE(inode, nr << inode->i_sb->s_blocksize_bits);
+}
#endif /* _LINUX_QUOTAOPS_ */