From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: util-linux-owner@vger.kernel.org Received: from mail-pb0-f46.google.com ([209.85.160.46]:34550 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752668Ab2GKMue (ORCPT ); Wed, 11 Jul 2012 08:50:34 -0400 Received: by pbbrp8 with SMTP id rp8so1972335pbb.19 for ; Wed, 11 Jul 2012 05:50:34 -0700 (PDT) From: Eryu Guan To: util-linux-ng@vger.kernel.org Cc: Eryu Guan Subject: [PATCH] mount.8: mount option inode_readahead for ext4 should be inode_readahead_blks Date: Wed, 11 Jul 2012 20:49:54 +0800 Message-Id: <1342010994-4085-1-git-send-email-guaneryu@gmail.com> Sender: util-linux-owner@vger.kernel.org List-ID: Mount option inode_readahead should be inode_readahead_blks. Also the value should be a power of 2. Signed-off-by: Eryu Guan --- sys-utils/mount.8 | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sys-utils/mount.8 b/sys-utils/mount.8 index 0fb2448..3ddd3f1 100644 --- a/sys-utils/mount.8 +++ b/sys-utils/mount.8 @@ -1490,10 +1490,10 @@ with other ext4 mount options. The ext4 filesystem enables write barriers by default. .TP -.BI inode_readahead= n +.BI inode_readahead_blks= n This tuning parameter controls the maximum number of inode table blocks that ext4's inode table readahead algorithm will pre-read into the buffer cache. -The default value is 32 blocks. +The value must be a power of 2. The default value is 32 blocks. .TP .BI stripe= n Number of filesystem blocks that mballoc will try to use for allocation size -- 1.7.10.4