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From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Kees Cook <keescook@chromium.org>, Jann Horn <jannh@google.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	vcaputo@pengaru.com, Ingo Molnar <mingo@redhat.com>,
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	Chris Zankel <chris@zankel.net>
Subject: Re: [PATCH 5/7] sched: Add wrapper for get_wchan() to keep task blocked
Date: Fri, 8 Oct 2021 13:26:24 +0200	[thread overview]
Message-ID: <CAMuHMdUzQXPtfYDzytFeXNig7dQo+16+wRqud1AeF8GoLJMgNA@mail.gmail.com> (raw)
In-Reply-To: <20211008111626.332092234@infradead.org>

On Fri, Oct 8, 2021 at 1:20 PM Peter Zijlstra <peterz@infradead.org> wrote:
> From: Kees Cook <keescook@chromium.org>
>
> Having a stable wchan means the process must be blocked and for it to
> stay that way while performing stack unwinding.
>
> Suggested-by: Peter Zijlstra <peterz@infradead.org>
> Signed-off-by: Kees Cook <keescook@chromium.org>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>

>  arch/m68k/include/asm/processor.h       |    2 +-
>  arch/m68k/kernel/process.c              |    4 +---

Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds

  reply	other threads:[~2021-10-08 11:27 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-08 11:15 [PATCH 0/7] wchan: Fix wchan support Peter Zijlstra
2021-10-08 11:15 ` [PATCH 1/7] Revert "proc/wchan: use printk format instead of lookup_symbol_name()" Peter Zijlstra
2021-10-15  9:45   ` [tip: sched/core] " tip-bot2 for Kees Cook
2021-10-08 11:15 ` [PATCH 2/7] leaking_addresses: Always print a trailing newline Peter Zijlstra
2021-10-15  9:45   ` [tip: sched/core] " tip-bot2 for Kees Cook
2021-10-08 11:15 ` [PATCH 3/7] proc: Use task_is_running() for wchan in /proc/$pid/stat Peter Zijlstra
2021-10-15  9:45   ` [tip: sched/core] " tip-bot2 for Kees Cook
2021-10-08 11:15 ` [PATCH 4/7] x86: Fix get_wchan() to support the ORC unwinder Peter Zijlstra
2021-10-15  9:45   ` [tip: sched/core] " tip-bot2 for Qi Zheng
2021-10-08 11:15 ` [PATCH 5/7] sched: Add wrapper for get_wchan() to keep task blocked Peter Zijlstra
2021-10-08 11:26   ` Geert Uytterhoeven [this message]
2021-10-08 12:45   ` Mark Rutland
2021-10-14 10:46   ` Russell King (Oracle)
2021-10-15  9:45   ` [tip: sched/core] " tip-bot2 for Kees Cook
2021-10-08 11:15 ` [PATCH 6/7] arch: __get_wchan || STACKTRACE_SUPPORT Peter Zijlstra
2021-10-08 12:40   ` Mark Rutland
2021-10-08 13:45     ` Peter Zijlstra
2021-10-08 16:17       ` Josh Poimboeuf
2021-10-14 18:07         ` Mark Rutland
2021-10-14 18:41           ` Josh Poimboeuf
2021-10-14 18:03       ` Mark Rutland
2021-10-14 18:48         ` Josh Poimboeuf
2021-10-14 11:07   ` Russell King (Oracle)
2021-10-08 11:15 ` [PATCH 7/7] arch: Fix STACKTRACE_SUPPORT Peter Zijlstra
2021-10-08 12:52   ` Mark Rutland
2021-10-09  9:36   ` Guo Ren
2021-10-14 12:02 ` [PATCH 0/7] wchan: Fix wchan support Russell King (Oracle)
2021-10-14 13:38   ` Russell King (Oracle)
2021-10-14 19:51     ` Josh Poimboeuf

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