diff options
| -rw-r--r-- | fs/inode.c | 70 | ||||
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_iops.c | 4 | ||||
| -rw-r--r-- | include/linux/fs.h | 5 |
3 files changed, 38 insertions, 41 deletions
diff --git a/fs/inode.c b/fs/inode.c index 78c41c626cdc..430d70f2abe7 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -336,6 +336,28 @@ static void inode_lru_list_del(struct inode *inode) } } +static inline void __inode_sb_list_add(struct inode *inode) +{ + list_add(&inode->i_sb_list, &inode->i_sb->s_inodes); +} + +/** + * inode_sb_list_add - add inode to the superblock list of inodes + * @inode: inode to add + */ +void inode_sb_list_add(struct inode *inode) +{ + spin_lock(&inode_lock); + __inode_sb_list_add(inode); + spin_unlock(&inode_lock); +} +EXPORT_SYMBOL_GPL(inode_sb_list_add); + +static inline void __inode_sb_list_del(struct inode *inode) +{ + list_del_init(&inode->i_sb_list); +} + static unsigned long hash(struct super_block *sb, unsigned long hashval) { unsigned long tmp; @@ -356,9 +378,10 @@ static unsigned long hash(struct super_block *sb, unsigned long hashval) */ void __insert_inode_hash(struct inode *inode, unsigned long hashval) { - struct hlist_head *head = inode_hashtable + hash(inode->i_sb, hashval); + struct hlist_head *b = inode_hashtable + hash(inode->i_sb, hashval); + spin_lock(&inode_lock); - hlist_add_head(&inode->i_hash, head); + hlist_add_head(&inode->i_hash, b); spin_unlock(&inode_lock); } EXPORT_SYMBOL(__insert_inode_hash); @@ -436,7 +459,7 @@ static void dispose_list(struct list_head *head) spin_lock(&inode_lock); __remove_inode_hash(inode); - list_del_init(&inode->i_sb_list); + __inode_sb_list_del(inode); spin_unlock(&inode_lock); wake_up_inode(inode); @@ -685,37 +708,6 @@ repeat: return NULL; } -static inline void -__inode_add_to_lists(struct super_block *sb, struct hlist_head *head, - struct inode *inode) -{ - list_add(&inode->i_sb_list, &sb->s_inodes); - if (head) - hlist_add_head(&inode->i_hash, head); -} - -/** - * inode_add_to_lists - add a new inode to relevant lists - * @sb: superblock inode belongs to - * @inode: inode to mark in use - * - * When an inode is allocated it needs to be accounted for, added to the in use - * list, the owning superblock and the inode hash. This needs to be done under - * the inode_lock, so export a function to do this rather than the inode lock - * itself. We calculate the hash list to add to here so it is all internal - * which requires the caller to have already set up the inode number in the - * inode to add. - */ -void inode_add_to_lists(struct super_block *sb, struct inode *inode) -{ - struct hlist_head *head = inode_hashtable + hash(sb, inode->i_ino); - - spin_lock(&inode_lock); - __inode_add_to_lists(sb, head, inode); - spin_unlock(&inode_lock); -} -EXPORT_SYMBOL_GPL(inode_add_to_lists); - /** * new_inode - obtain an inode * @sb: superblock @@ -743,7 +735,7 @@ struct inode *new_inode(struct super_block *sb) inode = alloc_inode(sb); if (inode) { spin_lock(&inode_lock); - __inode_add_to_lists(sb, NULL, inode); + __inode_sb_list_add(inode); inode->i_ino = ++last_ino; inode->i_state = 0; spin_unlock(&inode_lock); @@ -812,7 +804,8 @@ static struct inode *get_new_inode(struct super_block *sb, if (set(inode, data)) goto set_failed; - __inode_add_to_lists(sb, head, inode); + hlist_add_head(&inode->i_hash, head); + __inode_sb_list_add(inode); inode->i_state = I_NEW; spin_unlock(&inode_lock); @@ -858,7 +851,8 @@ static struct inode *get_new_inode_fast(struct super_block *sb, old = find_inode_fast(sb, head, ino); if (!old) { inode->i_ino = ino; - __inode_add_to_lists(sb, head, inode); + hlist_add_head(&inode->i_hash, head); + __inode_sb_list_add(inode); inode->i_state = I_NEW; spin_unlock(&inode_lock); @@ -1318,7 +1312,7 @@ static void iput_final(struct inode *inode) */ inode_lru_list_del(inode); - list_del_init(&inode->i_sb_list); + __inode_sb_list_del(inode); spin_unlock(&inode_lock); evict(inode); remove_inode_hash(inode); diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c index ec858e09d546..71d83c93621c 100644 --- a/fs/xfs/linux-2.6/xfs_iops.c +++ b/fs/xfs/linux-2.6/xfs_iops.c @@ -760,7 +760,9 @@ xfs_setup_inode( inode->i_ino = ip->i_ino; inode->i_state = I_NEW; - inode_add_to_lists(ip->i_mount->m_super, inode); + + inode_sb_list_add(inode); + insert_inode_hash(inode); inode->i_mode = ip->i_d.di_mode; inode->i_nlink = ip->i_d.di_nlink; diff --git a/include/linux/fs.h b/include/linux/fs.h index 876275fc0638..d43e8b6685a2 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -2171,7 +2171,6 @@ extern loff_t vfs_llseek(struct file *file, loff_t offset, int origin); extern int inode_init_always(struct super_block *, struct inode *); extern void inode_init_once(struct inode *); -extern void inode_add_to_lists(struct super_block *, struct inode *); extern void iput(struct inode *); extern struct inode * igrab(struct inode *); extern ino_t iunique(struct super_block *, ino_t); @@ -2202,9 +2201,11 @@ extern int file_remove_suid(struct file *); extern void __insert_inode_hash(struct inode *, unsigned long hashval); extern void remove_inode_hash(struct inode *); -static inline void insert_inode_hash(struct inode *inode) { +static inline void insert_inode_hash(struct inode *inode) +{ __insert_inode_hash(inode, inode->i_ino); } +extern void inode_sb_list_add(struct inode *inode); #ifdef CONFIG_BLOCK extern void submit_bio(int, struct bio *); |