From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754982Ab1HWVBk (ORCPT ); Tue, 23 Aug 2011 17:01:40 -0400 Received: from hera.kernel.org ([140.211.167.34]:52911 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751534Ab1HWVBd (ORCPT ); Tue, 23 Aug 2011 17:01:33 -0400 Date: Tue, 23 Aug 2011 21:01:20 GMT From: tip-bot for Zhao Jin Message-ID: Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com, cronozhj@gmail.com, tglx@linutronix.de, hpa@linux.intel.com, mingo@elte.hu Reply-To: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, cronozhj@gmail.com, tglx@linutronix.de, hpa@linux.intel.com, mingo@elte.hu In-Reply-To: <4E4FB5A9.700@gmail.com> References: <4E4FB5A9.700@gmail.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:x86/cleanups] x86, mm, trivial: Remove unnecessary get_order() in free_thread_info() Git-Commit-ID: c812d8f7ad27bd5f1ed1c790eea8527b6f8ff1c7 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.6 (hera.kernel.org [127.0.0.1]); Tue, 23 Aug 2011 21:01:21 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: c812d8f7ad27bd5f1ed1c790eea8527b6f8ff1c7 Gitweb: http://git.kernel.org/tip/c812d8f7ad27bd5f1ed1c790eea8527b6f8ff1c7 Author: Zhao Jin AuthorDate: Sat, 20 Aug 2011 21:24:57 +0800 Committer: Ingo Molnar CommitDate: Tue, 23 Aug 2011 21:49:35 +0200 x86, mm, trivial: Remove unnecessary get_order() in free_thread_info() Because THREAD_SIZE is defined as PAGE_SIZE << THREAD_ORDER on x86, the call of get_order(THREAD_SIZE) can be replaced with THREAD_ORDER. Signed-off-by: Zhao Jin Link: http://lkml.kernel.org/r/4E4FB5A9.700@gmail.com Signed-off-by: H. Peter Anvin Signed-off-by: Ingo Molnar --- arch/x86/kernel/process.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index e7e3b01..b9b3b1a 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -49,7 +49,7 @@ void free_thread_xstate(struct task_struct *tsk) void free_thread_info(struct thread_info *ti) { free_thread_xstate(ti->task); - free_pages((unsigned long)ti, get_order(THREAD_SIZE)); + free_pages((unsigned long)ti, THREAD_ORDER); } void arch_task_cache_init(void)