From: Ingo Molnar <mingo@elte.hu>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Andrew Morton <akpm@osdl.org>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/13] timestamp fixes
Date: Thu, 24 Feb 2005 08:46:24 +0100 [thread overview]
Message-ID: <20050224074624.GA7847@elte.hu> (raw)
In-Reply-To: <1109229362.5177.67.camel@npiggin-nld.site>
* Nick Piggin <nickpiggin@yahoo.com.au> wrote:
> 1/13
>
ugh, has this been tested? It needs the patch below.
Ingo
Signed-off-by: Ingo Molnar <mingo@elte.hu>
--- linux/kernel/sched.c.orig
+++ linux/kernel/sched.c
@@ -2704,11 +2704,11 @@ need_resched_nonpreemptible:
schedstat_inc(rq, sched_cnt);
now = sched_clock();
- if (likely((long long)now - prev->timestamp < NS_MAX_SLEEP_AVG))
+ if (likely((long long)now - prev->timestamp < NS_MAX_SLEEP_AVG)) {
run_time = now - prev->timestamp;
if (unlikely((long long)now - prev->timestamp < 0))
run_time = 0;
- else
+ } else
run_time = NS_MAX_SLEEP_AVG;
/*
next prev parent reply other threads:[~2005-02-24 7:48 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-24 7:14 [PATCH 0/13] Multiprocessor CPU scheduler patches Nick Piggin
2005-02-24 7:16 ` [PATCH 1/13] timestamp fixes Nick Piggin
2005-02-24 7:16 ` [PATCH 2/13] improve pinned task handling Nick Piggin
2005-02-24 7:18 ` [PATCH 3/13] rework schedstats Nick Piggin
2005-02-24 7:19 ` [PATCH 4/13] find_busiest_group fixlets Nick Piggin
2005-02-24 7:20 ` [PATCH 5/13] find_busiest_group cleanup Nick Piggin
2005-02-24 7:21 ` [PATCH 6/13] no aggressive idle balancing Nick Piggin
2005-02-24 7:22 ` [PATCH 7/13] better active balancing heuristic Nick Piggin
2005-02-24 7:24 ` [PATCH 8/13] generalised CPU load averaging Nick Piggin
2005-02-24 7:25 ` [PATCH 9/13] less affine wakups Nick Piggin
2005-02-24 7:27 ` [PATCH 10/13] remove aggressive idle balancing Nick Piggin
2005-02-24 7:28 ` [PATCH 11/13] sched-domains aware balance-on-fork Nick Piggin
2005-02-24 7:28 ` [PATCH 12/13] schedstats additions for sched-balance-fork Nick Piggin
2005-02-24 7:30 ` [PATCH 13/13] basic tuning Nick Piggin
2005-02-24 8:46 ` [PATCH 12/13] schedstats additions for sched-balance-fork Ingo Molnar
2005-02-24 22:13 ` Nick Piggin
2005-02-25 11:07 ` Rick Lindsley
2005-02-25 11:21 ` Nick Piggin
2005-02-24 8:41 ` [PATCH 10/13] remove aggressive idle balancing Ingo Molnar
2005-02-24 12:13 ` Nick Piggin
2005-02-24 12:16 ` Ingo Molnar
2005-03-06 5:43 ` Siddha, Suresh B
2005-03-07 5:34 ` Nick Piggin
2005-03-07 8:04 ` Siddha, Suresh B
2005-03-07 8:28 ` Nick Piggin
2005-03-08 7:22 ` Siddha, Suresh B
2005-03-08 8:17 ` Nick Piggin
2005-03-08 19:36 ` Siddha, Suresh B
2005-02-24 8:39 ` [PATCH 7/13] better active balancing heuristic Ingo Molnar
2005-02-24 8:36 ` [PATCH 4/13] find_busiest_group fixlets Ingo Molnar
2005-02-24 8:07 ` [PATCH 3/13] rework schedstats Ingo Molnar
2005-02-25 10:50 ` Rick Lindsley
2005-02-25 11:10 ` Nick Piggin
2005-02-25 11:25 ` DHCP on multi homed host! Ravindra Nadgauda
2005-02-24 8:04 ` [PATCH 2/13] improve pinned task handling Ingo Molnar
2005-02-24 7:46 ` Ingo Molnar [this message]
2005-02-24 7:56 ` [PATCH 1/13] timestamp fixes Nick Piggin
2005-02-24 8:34 ` Ingo Molnar
[not found] <42235517.5070504@us.ibm.com>
2005-02-28 18:11 ` Andrew Theurer
2005-03-01 8:09 ` Nick Piggin
2005-03-01 9:03 ` Nick Piggin
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