linux-kernel - Re: [tip:locking/core] sched/wait: Fix signal handling in bit wait helpers

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Message-ID: <20151211132209.GN6356@twins.programming.kicks-ass.net>
Date:	Fri, 11 Dec 2015 14:22:09 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Jan Stancek <jstancek@...hat.com>
Cc:	Paul Turner <pjt@...gle.com>, NeilBrown <nfbrown@...ell.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	LKML <linux-kernel@...r.kernel.org>,
	Mike Galbraith <efault@....de>, Ingo Molnar <mingo@...nel.org>,
	Peter Anvin <hpa@...or.com>,
	vladimir murzin <vladimir.murzin@....com>,
	linux-tip-commits@...r.kernel.org, Oleg Nesterov <oleg@...hat.com>
Subject: Re: [tip:locking/core] sched/wait: Fix signal handling in bit wait
 helpers

On Fri, Dec 11, 2015 at 08:08:36AM -0500, Jan Stancek wrote:
> >  lkml.kernel.org/r/20151208104712.GJ6356@...ns.programming.kicks-ass.net
> 
> This appears to exactly match patch I tested against v4.4-rc4 here:
>   http://marc.info/?l=linux-mm&m=144950957622869&w=2

Ah, I forgot I posted the thing twice and you already tested it :/

> Anyway, I repeated the test with v4.4-rc4-113-g0bd0f1e as base.
> Results look good. With patch applied, I can't trigger
> "kernel BUG at mm/filemap.c:238!" anymore.

Thanks!
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