linux-kernel - Re: [PATCH 6/6] x86/dumpstack: allow preemption in show_stack_log_lvl() and dump

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Message-ID: <20160908070401.GA3189@gmail.com>
Date:   Thu, 8 Sep 2016 09:04:01 +0200
From:   Ingo Molnar <mingo@...nel.org>
To:     Josh Poimboeuf <jpoimboe@...hat.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        "H . Peter Anvin" <hpa@...or.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org,
        Andy Lutomirski <luto@...capital.net>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Brian Gerst <brgerst@...il.com>,
        Kees Cook <keescook@...omium.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Frederic Weisbecker <fweisbec@...il.com>,
        Byungchul Park <byungchul.park@....com>,
        Nilay Vaish <nilayvaish@...il.com>
Subject: Re: [PATCH 6/6] x86/dumpstack: allow preemption in
 show_stack_log_lvl() and dump_trace()


* Josh Poimboeuf <jpoimboe@...hat.com> wrote:

>  arch/x86/kernel/dumpstack_32.c | 14 ++++++--------

> --- a/arch/x86/kernel/dumpstack_32.c
> +++ b/arch/x86/kernel/dumpstack_32.c

> +static void *is_softirq_stack(unsigned long *stack);
>  {

FYI, this bit clearly wasn't build tested on 32-bit even once - I'm skipping this 
patch.

Thanks,

	Ingo