linux-kernel - Re: stable: a59f4e079d19464eebb9b06513a1d4f55fdae5ba needs backport ?

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Date:	Fri, 2 Aug 2013 13:14:55 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Li Zefan <lizefan@...wei.com>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Peter Zijlstra <peterz@...radead.org>, gaoyang.zyh@...bao.com,
	LKML <linux-kernel@...r.kernel.org>,
	stable <stable@...r.kernel.org>
Subject: Re: stable: a59f4e079d19464eebb9b06513a1d4f55fdae5ba needs backport ?


* Li Zefan <lizefan@...wei.com> wrote:

> commit a59f4e079d19464eebb9b06513a1d4f55fdae5ba
> Author: Zhu Yanhai <gaoyang.zyh@...bao.com>
> Date:   Tue Jan 8 12:56:52 2013 +0800
> 
>     sched: Fix the broken sched_rr_get_interval()
> 
> Without this patch, syscall sched_rr_get_interval() can return wrong
> value, and the bug was introduced in 2.6.24, so this looks like a
> candidate for stable kernel.
> 
> The concern for backporting is that this might break some userspace
> programs? As the changelog says:
> 
>     [ Since this is an ABI and an old bug, we'll test this via a
>       slow upstream route, to hopefully discover any app breakage. ]

It appears to have caused no trouble.

So I'm fine with backporting it to older -stable kernels:

Acked-by: Ingo Molnar <mingo@...nel.org>

Thanks,

	Ingo
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