linux-kernel - Re: [PATCH? v2] x86: reimplement ___preempt

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Message-ID: <1407213677.6373.4.camel@marge.simpson.net>
Date:	Tue, 05 Aug 2014 06:41:17 +0200
From:	Mike Galbraith <umgwanakikbuti@...il.com>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	Denys Vlasenko <dvlasenk@...hat.com>,
	linux-kernel@...r.kernel.org, "H. Peter Anvin" <hpa@...or.com>,
	Andy Lutomirski <luto@...capital.net>,
	Frederic Weisbecker <fweisbec@...il.com>,
	X86 ML <x86@...nel.org>, Alexei Starovoitov <ast@...mgrid.com>,
	Will Drewry <wad@...omium.org>,
	Kees Cook <keescook@...omium.org>
Subject: Re: [PATCH? v2] x86: reimplement ___preempt_schedule*() using THUNK
 helpers

On Mon, 2014-08-04 at 19:36 +0200, Oleg Nesterov wrote:

> Seems to work at least on x86_64, but I do not know how to test, lets see
> what HPA thinks.

Seeing the words "preempt" and "test", blindly feeding it to -rt seemed
like a reasonable thing to do over morning java (la la la;)... it hasn't
spat it out yet.

-Mike

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