new helper: inode_unhashed()

note: for race-free uses you inode_lock held

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

4 files changed, 6 insertions, 6 deletions

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index c03864406af3..f6f2a0da2695 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -3849,7 +3849,7 @@ again:
         p = &root->inode_tree.rb_node;
         parent = NULL;
 
-        if (hlist_unhashed(&inode->i_hash))
+        if (inode_unhashed(inode))
                 return;
 
         spin_lock(&root->inode_lock);
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 29e3f409bbd0..39f44f2e709a 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -962,7 +962,7 @@ void __mark_inode_dirty(struct inode *inode, int flags)
                  * dirty list.  Add blockdev inodes as well.
                  */
                 if (!S_ISBLK(inode->i_mode)) {
-                        if (hlist_unhashed(&inode->i_hash))
+                        if (inode_unhashed(inode))
                                 goto out;
                 }
                 if (inode->i_state & I_FREEING)
diff --git a/fs/inode.c b/fs/inode.c
index db7c74c7dd80..4440cf1034ec 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -1094,7 +1094,7 @@ int insert_inode_locked(struct inode *inode)
                 __iget(old);
                 spin_unlock(&inode_lock);
                 wait_on_inode(old);
-                if (unlikely(!hlist_unhashed(&old->i_hash))) {
+                if (unlikely(!inode_unhashed(old))) {
                         iput(old);
                         return -EBUSY;
                 }
@@ -1133,7 +1133,7 @@ int insert_inode_locked4(struct inode *inode, unsigned long hashval,
                 __iget(old);
                 spin_unlock(&inode_lock);
                 wait_on_inode(old);
-                if (unlikely(!hlist_unhashed(&old->i_hash))) {
+                if (unlikely(!inode_unhashed(old))) {
                         iput(old);
                         return -EBUSY;
                 }
@@ -1186,7 +1186,7 @@ EXPORT_SYMBOL(generic_delete_inode);
  */
 int generic_drop_inode(struct inode *inode)
 {
-        return !inode->i_nlink || hlist_unhashed(&inode->i_hash);
+        return !inode->i_nlink || inode_unhashed(inode);
 }
 EXPORT_SYMBOL_GPL(generic_drop_inode);
 
diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c
index f7415de13878..5d04a7828e7a 100644
--- a/fs/reiserfs/xattr.c
+++ b/fs/reiserfs/xattr.c
@@ -422,7 +422,7 @@ int reiserfs_commit_write(struct file *f, struct page *page,
 static void update_ctime(struct inode *inode)
 {
         struct timespec now = current_fs_time(inode->i_sb);
-        if (hlist_unhashed(&inode->i_hash) || !inode->i_nlink ||
+        if (inode_unhashed(inode) || !inode->i_nlink ||
             timespec_equal(&inode->i_ctime, &now))
                 return;