Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752410Ab2JFJFC (ORCPT ); Sat, 6 Oct 2012 05:05:02 -0400 Received: from e28smtp05.in.ibm.com ([122.248.162.5]:54836 "EHLO e28smtp05.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750952Ab2JFJE7 (ORCPT ); Sat, 6 Oct 2012 05:04:59 -0400 Message-ID: <506FF432.201@linux.vnet.ibm.com> Date: Sat, 06 Oct 2012 17:04:50 +0800 From: Michael Wang User-Agent: Mozilla/5.0 (X11; Linux i686; rv:15.0) Gecko/20120827 Thunderbird/15.0 MIME-Version: 1.0 To: Michael Wang CC: linux-kernel@vger.kernel.org, peterz@infradead.org, mingo@redhat.com, svaidy@linux.vnet.ibm.com Subject: Re: [PATCH] sched: rewrite the wrong annotation for select_task_rq_fair() References: <1347956160-6946-1-git-send-email-wangyun@linux.vnet.ibm.com> <506279D3.5030702@linux.vnet.ibm.com> In-Reply-To: <506279D3.5030702@linux.vnet.ibm.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit x-cbid: 12100609-8256-0000-0000-00000477E1B6 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2027 Lines: 64 On 09/26/2012 11:43 AM, Michael Wang wrote: > On 09/18/2012 04:16 PM, Michael Wang wrote: >> The annotation for select_task_rq_fair() is wrong since commit c88d5910, it's >> actually for a removed function. >> >> This patch rewrite the wrong annotation to make it correct. > > Could I get some comments on this patch? Hmm...no comments for a month...is that because there some wrong understanding while explain the function or I didn't follow the rule? Please let me know if I have made any mistake so I could do better in future ;-) Regards, Michael Wang > > Regards, > Michael Wang > >> >> Signed-off-by: Michael Wang >> --- >> kernel/sched/fair.c | 14 ++++++++------ >> 1 files changed, 8 insertions(+), 6 deletions(-) >> >> diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c >> index 6b800a1..35eb43a 100644 >> --- a/kernel/sched/fair.c >> +++ b/kernel/sched/fair.c >> @@ -2682,15 +2682,17 @@ done: >> } >> >> /* >> - * sched_balance_self: balance the current task (running on cpu) in domains >> - * that have the 'flag' flag set. In practice, this is SD_BALANCE_FORK and >> - * SD_BALANCE_EXEC. >> + * select_task_rq_fair: >> + * Select a suitable CPU for task p, in order to keep load balance. >> * >> - * Balance, ie. select the least loaded group. >> + * sd_flag: >> + * the domain we try to balance should have "sd_flag" flag set. >> * >> - * Returns the target CPU number, or the same CPU if no balancing is needed. >> + * wake_flags: >> + * indicate WF_SYNC. >> * >> - * preempt must be disabled. >> + * Must hold p->pi_lock and disable irq before invoke. >> + * Return the CPU number for task p to running on. >> */ >> static int >> select_task_rq_fair(struct task_struct *p, int sd_flag, int wake_flags) >> > -- 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/