From mboxrd@z Thu Jan 1 00:00:00 1970 From: Theodore Ts'o Subject: Re: [PATCH] Ext4: use unlikely to improve the efficiency of the kernel Date: Sat, 12 Jan 2013 16:30:26 -0500 Message-ID: <20130112213026.GA19503@thunk.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-ext4@vger.kernel.org To: shilong wang Return-path: Received: from li9-11.members.linode.com ([67.18.176.11]:42959 "EHLO imap.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754435Ab3ALVa3 (ORCPT ); Sat, 12 Jan 2013 16:30:29 -0500 Content-Disposition: inline In-Reply-To: Sender: linux-ext4-owner@vger.kernel.org List-ID: On Sat, Jan 12, 2013 at 01:57:13AM -0800, shilong wang wrote: > From: Wang Shilong > > Because the function 'sb_getblk' seldomly fails to return NULL > value,it will be better to use 'unlikely' to optimize it. > > Signed-off-by: Wang Shilong Applied, thanks. - Ted