Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755929Ab1DTUwP (ORCPT ); Wed, 20 Apr 2011 16:52:15 -0400 Received: from smtp-out.google.com ([74.125.121.67]:47360 "EHLO smtp-out.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753847Ab1DTUv6 (ORCPT ); Wed, 20 Apr 2011 16:51:58 -0400 DomainKey-Signature: a=rsa-sha1; s=beta; d=google.com; c=nofws; q=dns; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; b=fy+AY/dGcyR082rHodD/sz0dHiKOII+WTMambT7x30KxcVvtzBcr9GH/yi63ltqTX TYFyN22RiscKuXovNgNJg== From: Nikhil Rao To: Ingo Molnar , Peter Zijlstra Cc: Paul Turner , Mike Galbraith , linux-kernel@vger.kernel.org, Nikhil Rao Subject: [RFC][Patch 12/18] sched: Update update_sd_lb_stats() to use u64 Date: Wed, 20 Apr 2011 13:51:31 -0700 Message-Id: <1303332697-16426-13-git-send-email-ncrao@google.com> X-Mailer: git-send-email 1.7.3.1 In-Reply-To: <1303332697-16426-1-git-send-email-ncrao@google.com> References: <1303332697-16426-1-git-send-email-ncrao@google.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2381 Lines: 64 Update update_sd_lb_stats() and helper functions to use u64/s64 for weight calculations. Signed-off-by: Nikhil Rao --- kernel/sched_fair.c | 22 +++++++++++----------- 1 files changed, 11 insertions(+), 11 deletions(-) diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index d5b1276..12b25b7 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -2308,23 +2308,23 @@ static int move_tasks(struct rq *this_rq, int this_cpu, struct rq *busiest, * during load balancing. */ struct sd_lb_stats { - struct sched_group *busiest; /* Busiest group in this sd */ - struct sched_group *this; /* Local group in this sd */ - unsigned long total_load; /* Total load of all groups in sd */ - unsigned long total_pwr; /* Total power of all groups in sd */ - unsigned long avg_load; /* Average load across all groups in sd */ + struct sched_group *busiest; /* Busiest group in this sd */ + struct sched_group *this; /* Local group in this sd */ + u64 total_load; /* Total load of all groups in sd */ + unsigned long total_pwr; /* Total power of all groups in sd */ + u64 avg_load; /* Avg load across all groups in sd */ /** Statistics of this group */ - unsigned long this_load; - unsigned long this_load_per_task; + u64 this_load; + u64 this_load_per_task; unsigned long this_nr_running; unsigned long this_has_capacity; unsigned int this_idle_cpus; /* Statistics of the busiest group */ unsigned int busiest_idle_cpus; - unsigned long max_load; - unsigned long busiest_load_per_task; + u64 max_load; + u64 busiest_load_per_task; unsigned long busiest_nr_running; unsigned long busiest_group_capacity; unsigned long busiest_has_capacity; @@ -2461,8 +2461,8 @@ static inline void update_sd_power_savings_stats(struct sched_group *group, group_first_cpu(group) > group_first_cpu(sds->group_min))) { sds->group_min = group; sds->min_nr_running = sgs->sum_nr_running; - sds->min_load_per_task = sgs->sum_weighted_load / - sgs->sum_nr_running; + sds->min_load_per_task = div_u64(sgs->sum_weighted_load, + sgs->sum_nr_running); } /* -- 1.7.3.1 -- 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/