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authorAl Viro <viro@zeniv.linux.org.uk>2010-06-06 07:08:19 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2010-08-09 16:48:03 -0400
commitac14a95b5239d37b6082c3791b88d7ab4e8e444c (patch)
treeb7a763b2e25de51730104e14fffd5b4ec035b415
parent0f3f63a4700d7c5aed51491b0113a257cf290a56 (diff)
convert ext3 to ->evict_inode()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--fs/ext3/ialloc.c12
-rw-r--r--fs/ext3/inode.c37
-rw-r--r--fs/ext3/super.c14
-rw-r--r--include/linux/ext3_fs.h2
4 files changed, 29 insertions, 36 deletions
diff --git a/fs/ext3/ialloc.c b/fs/ext3/ialloc.c
index 498021eb88f..4ab72db3559 100644
--- a/fs/ext3/ialloc.c
+++ b/fs/ext3/ialloc.c
@@ -119,20 +119,8 @@ void ext3_free_inode (handle_t *handle, struct inode * inode)
ino = inode->i_ino;
ext3_debug ("freeing inode %lu\n", ino);
- /*
- * Note: we must free any quota before locking the superblock,
- * as writing the quota to disk may need the lock as well.
- */
- dquot_initialize(inode);
- ext3_xattr_delete_inode(handle, inode);
- dquot_free_inode(inode);
- dquot_drop(inode);
-
is_directory = S_ISDIR(inode->i_mode);
- /* Do this BEFORE marking the inode not in use or returning an error */
- clear_inode (inode);
-
es = EXT3_SB(sb)->s_es;
if (ino < EXT3_FIRST_INO(sb) || ino > le32_to_cpu(es->s_inodes_count)) {
ext3_error (sb, "ext3_free_inode",
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index b04d1193668..cc55cecf9fb 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -190,18 +190,28 @@ static int truncate_restart_transaction(handle_t *handle, struct inode *inode)
}
/*
- * Called at the last iput() if i_nlink is zero.
+ * Called at inode eviction from icache
*/
-void ext3_delete_inode (struct inode * inode)
+void ext3_evict_inode (struct inode *inode)
{
+ struct ext3_block_alloc_info *rsv;
handle_t *handle;
+ int want_delete = 0;
- if (!is_bad_inode(inode))
+ if (!inode->i_nlink && !is_bad_inode(inode)) {
dquot_initialize(inode);
+ want_delete = 1;
+ }
truncate_inode_pages(&inode->i_data, 0);
- if (is_bad_inode(inode))
+ ext3_discard_reservation(inode);
+ rsv = EXT3_I(inode)->i_block_alloc_info;
+ EXT3_I(inode)->i_block_alloc_info = NULL;
+ if (unlikely(rsv))
+ kfree(rsv);
+
+ if (!want_delete)
goto no_delete;
handle = start_transaction(inode);
@@ -238,15 +248,22 @@ void ext3_delete_inode (struct inode * inode)
* having errors), but we can't free the inode if the mark_dirty
* fails.
*/
- if (ext3_mark_inode_dirty(handle, inode))
- /* If that failed, just do the required in-core inode clear. */
- clear_inode(inode);
- else
+ if (ext3_mark_inode_dirty(handle, inode)) {
+ /* If that failed, just dquot_drop() and be done with that */
+ dquot_drop(inode);
+ end_writeback(inode);
+ } else {
+ ext3_xattr_delete_inode(handle, inode);
+ dquot_free_inode(inode);
+ dquot_drop(inode);
+ end_writeback(inode);
ext3_free_inode(handle, inode);
+ }
ext3_journal_stop(handle);
return;
no_delete:
- clear_inode(inode); /* We must guarantee clearing of inode... */
+ end_writeback(inode);
+ dquot_drop(inode);
}
typedef struct {
@@ -2564,7 +2581,7 @@ out_stop:
* If this was a simple ftruncate(), and the file will remain alive
* then we need to clear up the orphan record which we created above.
* However, if this was a real unlink then we were called by
- * ext3_delete_inode(), and we allow that function to clean up the
+ * ext3_evict_inode(), and we allow that function to clean up the
* orphan info for us.
*/
if (inode->i_nlink)
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 6c953bb255e..a951fd5c081 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -527,17 +527,6 @@ static void destroy_inodecache(void)
kmem_cache_destroy(ext3_inode_cachep);
}
-static void ext3_clear_inode(struct inode *inode)
-{
- struct ext3_block_alloc_info *rsv = EXT3_I(inode)->i_block_alloc_info;
-
- dquot_drop(inode);
- ext3_discard_reservation(inode);
- EXT3_I(inode)->i_block_alloc_info = NULL;
- if (unlikely(rsv))
- kfree(rsv);
-}
-
static inline void ext3_show_quota_options(struct seq_file *seq, struct super_block *sb)
{
#if defined(CONFIG_QUOTA)
@@ -783,14 +772,13 @@ static const struct super_operations ext3_sops = {
.destroy_inode = ext3_destroy_inode,
.write_inode = ext3_write_inode,
.dirty_inode = ext3_dirty_inode,
- .delete_inode = ext3_delete_inode,
+ .evict_inode = ext3_evict_inode,
.put_super = ext3_put_super,
.sync_fs = ext3_sync_fs,
.freeze_fs = ext3_freeze,
.unfreeze_fs = ext3_unfreeze,
.statfs = ext3_statfs,
.remount_fs = ext3_remount,
- .clear_inode = ext3_clear_inode,
.show_options = ext3_show_options,
#ifdef CONFIG_QUOTA
.quota_read = ext3_quota_read,
diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h
index 7fc62d4550b..e7cb2176699 100644
--- a/include/linux/ext3_fs.h
+++ b/include/linux/ext3_fs.h
@@ -896,7 +896,7 @@ int ext3_get_blocks_handle(handle_t *handle, struct inode *inode,
extern struct inode *ext3_iget(struct super_block *, unsigned long);
extern int ext3_write_inode (struct inode *, struct writeback_control *);
extern int ext3_setattr (struct dentry *, struct iattr *);
-extern void ext3_delete_inode (struct inode *);
+extern void ext3_evict_inode (struct inode *);
extern int ext3_sync_inode (handle_t *, struct inode *);
extern void ext3_discard_reservation (struct inode *);
extern void ext3_dirty_inode(struct inode *);