Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933368Ab3CLTMu (ORCPT ); Tue, 12 Mar 2013 15:12:50 -0400 Received: from mail-wi0-f171.google.com ([209.85.212.171]:33923 "EHLO mail-wi0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932302Ab3CLTMt (ORCPT ); Tue, 12 Mar 2013 15:12:49 -0400 From: Andrei Epure To: mingo@redhat.com, peterz@infradead.org Cc: linux-kernel@vger.kernel.org, Andrei Epure Subject: [PATCH] kernel:sched: renamed max_vruntime parameter Date: Tue, 12 Mar 2013 21:12:24 +0200 Message-Id: <1363115544-1964-1-git-send-email-epure.andrei@gmail.com> X-Mailer: git-send-email 1.7.9.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1542 Lines: 46 The min_vruntime variable actually stores the maximum value. The added comment was taken from place_entity function. Signed-off-by: Andrei Epure --- kernel/sched/fair.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 7a33e59..ff4cffb 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -431,13 +431,13 @@ void account_cfs_rq_runtime(struct cfs_rq *cfs_rq, unsigned long delta_exec); * Scheduling class tree data structure manipulation methods: */ -static inline u64 max_vruntime(u64 min_vruntime, u64 vruntime) +static inline u64 max_vruntime(u64 max_vruntime, u64 vruntime) { - s64 delta = (s64)(vruntime - min_vruntime); + s64 delta = (s64)(vruntime - max_vruntime); if (delta > 0) - min_vruntime = vruntime; + max_vruntime = vruntime; - return min_vruntime; + return max_vruntime; } static inline u64 min_vruntime(u64 min_vruntime, u64 vruntime) @@ -473,6 +473,7 @@ static void update_min_vruntime(struct cfs_rq *cfs_rq) vruntime = min_vruntime(vruntime, se->vruntime); } + /* ensure we never gain time by being placed backwards. */ cfs_rq->min_vruntime = max_vruntime(cfs_rq->min_vruntime, vruntime); #ifndef CONFIG_64BIT smp_wmb(); -- 1.7.9.5 -- 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/