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new helper: ihold()

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Clones an existing reference to inode; caller must already hold one.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2010-10-23 11:11:40 -04:00
parent 646ec4615c
commit 7de9c6ee3e
40 changed files with 57 additions and 49 deletions
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2
fs/btrfs/inode.c
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@ -4758,7 +4758,7 @@ static int btrfs_link(struct dentry *old_dentry, struct inode *dir,
}
btrfs_set_trans_block_group(trans, dir);
atomic_inc(&inode->i_count);
ihold(inode);
err = btrfs_add_nondir(trans, dentry, inode, 1, index);