linux-kernel - Re: Strange hang with gcc 8 of kprobe multiple

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Message-ID: <20181204081506.GA73770@gmail.com>
Date:   Tue, 4 Dec 2018 09:15:06 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Masami Hiramatsu <mhiramat@...nel.org>
Cc:     Steven Rostedt <rostedt@...dmis.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        "H. Peter Anvin" <hpa@...or.com>,
        Andy Lutomirski <luto@...capital.net>
Subject: Re: Strange hang with gcc 8 of kprobe multiple_kprobes test


* Masami Hiramatsu <mhiramat@...nel.org> wrote:

> I remember I have fixed this, and actually WE did it :-D
> 
> https://lkml.org/lkml/2018/8/23/1203
> 
> Ah, we hit a same bug...
> 
> Ingo, could you pick the patch? Should I resend it?

Indeed: I just picked it up into tip:perf/urgent.

It's my bad: I missed the original submission due to Steve's feedback 
which I mistook as a request for another iteration, while he only 
commented on the reason for the original breakage and gave his 
Reviewed-by ...

Thanks,

	Ingo