From: Miklos Szeredi <mszeredi@xxxxxxx> Copy lookup_slow() into do_last(). Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxx> --- fs/namei.c | 17 +++++++++++++++-- 1 files changed, 15 insertions(+), 2 deletions(-) diff --git a/fs/namei.c b/fs/namei.c index 7d69419..d6e8c55 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -2245,9 +2245,22 @@ 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 -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
