Messages in this thread Patch in this message | | | From | Miklos Szeredi <> | Subject | [PATCH 17/34] vfs: do_last(): inline lookup_slow() | Date | Thu, 5 Apr 2012 16:58:43 +0200 |
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From: Miklos Szeredi <mszeredi@suse.cz>
Copy lookup_slow() into do_last().
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> --- fs/namei.c | 17 +++++++++++++++-- 1 files changed, 15 insertions(+), 2 deletions(-)
diff --git a/fs/namei.c b/fs/namei.c index c8a8b28..47bff57 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -2276,9 +2276,22 @@ static struct file *do_last(struct nameidata *nd, struct path *path, if (error < 0) goto exit; - error = lookup_slow(nd, &nd->last, path); - if (error < 0) + BUG_ON(nd->inode != dir->d_inode); + + mutex_lock(&dir->d_inode->i_mutex); + dentry = __lookup_hash(&nd->last, dir, nd); + mutex_unlock(&dir->d_inode->i_mutex); + error = PTR_ERR(dentry); + if (IS_ERR(dentry)) goto exit; + path->mnt = nd->path.mnt; + path->dentry = dentry; + error = follow_managed(path, nd->flags); + if (unlikely(error < 0)) + goto exit_dput; + + if (error) + nd->flags |= LOOKUP_JUMPED; inode = path->dentry->d_inode; } -- 1.7.7
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