linux-kernel - Re: [PATCH 0/9] perf sched replay: Make some improvements and fixes

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Date:	Tue, 7 Apr 2015 11:20:42 +0800
From:	Yunlong Song <yunlong.song@...wei.com>
To:	<a.p.zijlstra@...llo.nl>, <paulus@...ba.org>, <mingo@...hat.com>,
	<acme@...nel.org>
CC:	<linux-kernel@...r.kernel.org>, <wangnan0@...wei.com>
Subject: Re: [PATCH 0/9] perf sched replay: Make some improvements and fixes

On 2015/3/31 21:46, Yunlong Song wrote:
> Hi,
>   Found some functions to improve and bugs to fix in perf sched replay.
> 
> Yunlong Song (9):
>   perf sched replay: Use struct task_desc instead of struct task_task
>     for     correct meaning
>   perf sched replay: Increase the MAX_PID value to fix assertion failure
>         problem
>   perf sched replay: Alloc the memory of pid_to_task dynamically to
>     adapt     to the unexpected change of pid_max
>   perf sched replay: Realloc the memory of pid_to_task stepwise to adapt
>         to the different pid_max configurations
>   perf sched replay: Fix the segmentation fault problem caused by pr_err
>         in threads
>   perf sched replay: Handle the dead halt of sem_wait when
>     create_tasks()     fails for any task
>   perf sched replay: Fix the EMFILE error caused by the limitation of
>     the     maximum open files
>   perf sched replay: Support using -f to override perf.data file
>     ownership
>   perf sched replay: Use replay_repeat to calculate the runavg of cpu   
>      usage instead of the default value 10
> 
>  tools/perf/builtin-sched.c | 67 +++++++++++++++++++++++++++++++++++-----------
>  1 file changed, 52 insertions(+), 15 deletions(-)
> 

Ping...

-- 
Thanks,
Yunlong Song

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