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[RFC,28/62] nilfs2: switch to ->free_inode()

Message ID 20190416175340.21068-28-viro@ZenIV.linux.org.uk (mailing list archive)
State New, archived
Headers show
Series [RFC,01/62] securityfs: fix use-after-free on symlink traversal | expand

Commit Message

Al Viro April 16, 2019, 5:53 p.m. UTC 
From: Al Viro <viro@zeniv.linux.org.uk>

kill an extern that went stale 9 years ago, while we are at it...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 fs/nilfs2/nilfs.h |  2 --
 fs/nilfs2/super.c | 11 ++---------
 2 files changed, 2 insertions(+), 11 deletions(-)
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Patch

diff --git a/fs/nilfs2/nilfs.h b/fs/nilfs2/nilfs.h
index a2f247b6a209..42395ba52da6 100644
--- a/fs/nilfs2/nilfs.h
+++ b/fs/nilfs2/nilfs.h
@@ -252,7 +252,6 @@  int nilfs_ioctl_prepare_clean_segments(struct the_nilfs *, struct nilfs_argv *,
 void nilfs_inode_add_blocks(struct inode *inode, int n);
 void nilfs_inode_sub_blocks(struct inode *inode, int n);
 extern struct inode *nilfs_new_inode(struct inode *, umode_t);
-extern void nilfs_free_inode(struct inode *);
 extern int nilfs_get_block(struct inode *, sector_t, struct buffer_head *, int);
 extern void nilfs_set_inode_flags(struct inode *);
 extern int nilfs_read_inode_common(struct inode *, struct nilfs_inode *);
@@ -289,7 +288,6 @@  static inline int nilfs_mark_inode_dirty_sync(struct inode *inode)
 
 /* super.c */
 extern struct inode *nilfs_alloc_inode(struct super_block *);
-extern void nilfs_destroy_inode(struct inode *);
 
 extern __printf(3, 4)
 void __nilfs_msg(struct super_block *sb, const char *level,
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 26290aa1023f..5729ee86da9a 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -155,21 +155,14 @@  struct inode *nilfs_alloc_inode(struct super_block *sb)
 	return &ii->vfs_inode;
 }
 
-static void nilfs_i_callback(struct rcu_head *head)
+static void nilfs_free_inode(struct inode *inode)
 {
-	struct inode *inode = container_of(head, struct inode, i_rcu);
-
 	if (nilfs_is_metadata_file_inode(inode))
 		nilfs_mdt_destroy(inode);
 
 	kmem_cache_free(nilfs_inode_cachep, NILFS_I(inode));
 }
 
-void nilfs_destroy_inode(struct inode *inode)
-{
-	call_rcu(&inode->i_rcu, nilfs_i_callback);
-}
-
 static int nilfs_sync_super(struct super_block *sb, int flag)
 {
 	struct the_nilfs *nilfs = sb->s_fs_info;
@@ -686,7 +679,7 @@  static int nilfs_show_options(struct seq_file *seq, struct dentry *dentry)
 
 static const struct super_operations nilfs_sops = {
 	.alloc_inode    = nilfs_alloc_inode,
-	.destroy_inode  = nilfs_destroy_inode,
+	.free_inode     = nilfs_free_inode,
 	.dirty_inode    = nilfs_dirty_inode,
 	.evict_inode    = nilfs_evict_inode,
 	.put_super      = nilfs_put_super,