Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761830Ab2FENKg (ORCPT ); Tue, 5 Jun 2012 09:10:36 -0400 Received: from mail-bk0-f46.google.com ([209.85.214.46]:46637 "EHLO mail-bk0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761722Ab2FENKb (ORCPT ); Tue, 5 Jun 2012 09:10:31 -0400 From: Miklos Szeredi To: viro@ZenIV.linux.org.uk Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, hch@infradead.org, torvalds@linux-foundation.org, dhowells@redhat.com, mszeredi@suse.cz Subject: [PATCH 05/21] vfs: lookup_open(): expand lookup_hash() Date: Tue, 5 Jun 2012 15:10:16 +0200 Message-Id: <1338901832-14049-6-git-send-email-miklos@szeredi.hu> X-Mailer: git-send-email 1.7.7 In-Reply-To: <1338901832-14049-1-git-send-email-miklos@szeredi.hu> References: <1338901832-14049-1-git-send-email-miklos@szeredi.hu> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1380 Lines: 48 From: Miklos Szeredi Copy __lookup_hash() into lookup_open(). The next patch will insert the atomic open call just before the real lookup. Signed-off-by: Miklos Szeredi --- fs/namei.c | 12 +++++++++++- 1 files changed, 11 insertions(+), 1 deletions(-) diff --git a/fs/namei.c b/fs/namei.c index 1153476..cd20ddc 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -2200,14 +2200,24 @@ static struct file *lookup_open(struct nameidata *nd, struct path *path, int *want_write, bool *created) { struct dentry *dir = nd->path.dentry; + struct inode *dir_inode = dir->d_inode; struct dentry *dentry; int error; + bool need_lookup; *created = false; - dentry = lookup_hash(nd); + dentry = lookup_dcache(&nd->last, dir, nd, &need_lookup); if (IS_ERR(dentry)) return ERR_CAST(dentry); + if (need_lookup) { + BUG_ON(dentry->d_inode); + + dentry = lookup_real(dir_inode, dentry, nd); + if (IS_ERR(dentry)) + return ERR_CAST(dentry); + } + /* Negative dentry, just create the file */ if (!dentry->d_inode && (op->open_flag & O_CREAT)) { umode_t mode = op->mode; -- 1.7.7 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/