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author | Al Viro <viro@zeniv.linux.org.uk> | 2019-04-15 22:48:59 -0400 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2019-05-01 22:43:26 -0400 |
commit | b3b4a6e356dbded14a0513fa0da4fe3ac1c5a33a (patch) | |
tree | 36dc357c6988601005cc2a6e9ce4ea497575c9f8 /fs/jfs | |
parent | 9baf28bbfea165a62211dd90986d993d77631372 (diff) | |
download | lwn-b3b4a6e356dbded14a0513fa0da4fe3ac1c5a33a.tar.gz lwn-b3b4a6e356dbded14a0513fa0da4fe3ac1c5a33a.zip |
jfs: switch to ->free_inode()
synchronous part can be moved to ->evict_inode(), the rest -
->free_inode() fodder
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/jfs')
-rw-r--r-- | fs/jfs/inode.c | 13 | ||||
-rw-r--r-- | fs/jfs/super.c | 24 |
2 files changed, 16 insertions, 21 deletions
diff --git a/fs/jfs/inode.c b/fs/jfs/inode.c index 805ae9e8944a..f2b92b292abe 100644 --- a/fs/jfs/inode.c +++ b/fs/jfs/inode.c @@ -31,6 +31,7 @@ #include "jfs_extent.h" #include "jfs_unicode.h" #include "jfs_debug.h" +#include "jfs_dmap.h" struct inode *jfs_iget(struct super_block *sb, unsigned long ino) @@ -150,6 +151,8 @@ int jfs_write_inode(struct inode *inode, struct writeback_control *wbc) void jfs_evict_inode(struct inode *inode) { + struct jfs_inode_info *ji = JFS_IP(inode); + jfs_info("In jfs_evict_inode, inode = 0x%p", inode); if (!inode->i_nlink && !is_bad_inode(inode)) { @@ -173,6 +176,16 @@ void jfs_evict_inode(struct inode *inode) } clear_inode(inode); dquot_drop(inode); + + BUG_ON(!list_empty(&ji->anon_inode_list)); + + spin_lock_irq(&ji->ag_lock); + if (ji->active_ag != -1) { + struct bmap *bmap = JFS_SBI(inode->i_sb)->bmap; + atomic_dec(&bmap->db_active[ji->active_ag]); + ji->active_ag = -1; + } + spin_unlock_irq(&ji->ag_lock); } void jfs_dirty_inode(struct inode *inode, int flags) diff --git a/fs/jfs/super.c b/fs/jfs/super.c index 65d8fc87ab11..9454831bbd71 100644 --- a/fs/jfs/super.c +++ b/fs/jfs/super.c @@ -124,27 +124,9 @@ static struct inode *jfs_alloc_inode(struct super_block *sb) return &jfs_inode->vfs_inode; } -static void jfs_i_callback(struct rcu_head *head) +static void jfs_free_inode(struct inode *inode) { - struct inode *inode = container_of(head, struct inode, i_rcu); - struct jfs_inode_info *ji = JFS_IP(inode); - kmem_cache_free(jfs_inode_cachep, ji); -} - -static void jfs_destroy_inode(struct inode *inode) -{ - struct jfs_inode_info *ji = JFS_IP(inode); - - BUG_ON(!list_empty(&ji->anon_inode_list)); - - spin_lock_irq(&ji->ag_lock); - if (ji->active_ag != -1) { - struct bmap *bmap = JFS_SBI(inode->i_sb)->bmap; - atomic_dec(&bmap->db_active[ji->active_ag]); - ji->active_ag = -1; - } - spin_unlock_irq(&ji->ag_lock); - call_rcu(&inode->i_rcu, jfs_i_callback); + kmem_cache_free(jfs_inode_cachep, JFS_IP(inode)); } static int jfs_statfs(struct dentry *dentry, struct kstatfs *buf) @@ -912,7 +894,7 @@ out: static const struct super_operations jfs_super_operations = { .alloc_inode = jfs_alloc_inode, - .destroy_inode = jfs_destroy_inode, + .free_inode = jfs_free_inode, .dirty_inode = jfs_dirty_inode, .write_inode = jfs_write_inode, .evict_inode = jfs_evict_inode, |