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vfs: push dentry_unhash on rename_dir into file systems

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Only a few file systems need this.  Start by pushing it down into each
rename method (except gfs2 and xfs) so that it can be dealt with on a
per-fs basis.

Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sage Weil <sage@newdream.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Sage Weil
2011-05-24 13:06:07 -07:00
committed by Al Viro
parent 79bf7c732b
commit e4eaac06bc
36 changed files with 110 additions and 12 deletions
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3
fs/logfs/dir.c
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@@ -624,6 +624,9 @@ static int logfs_rename_cross(struct inode *old_dir, struct dentry *old_dentry,
loff_t pos;
int err;
if (new_dentry->d_inode && S_ISDIR(new_dentry->d_inode->i_mode))
dentry_unhash(new_dentry);
/* 1. locate source dd */
err = logfs_get_dd(old_dir, old_dentry, &dd, &pos);
if (err)