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From:   Doug Anderson <dianders@chromium.org>
Date:   Tue, 28 Jan 2020 08:59:01 -0800
Message-ID: <CAD=FV=WcjHMzRE0yHm4uRFYj=Zoxz_v1FgiZETOwjzMtkjJcfQ@mail.gmail.com>
Subject: Re: [PATCH 0/5] kdb: Don't implicitly change tasks; plus misc fixups
To:     Paul Burton <paul.burton@mips.com>,
        Jason Wessel <jason.wessel@windriver.com>,
        Daniel Thompson <daniel.thompson@linaro.org>
Cc:     qiaochong <qiaochong@loongson.cn>,
        kgdb-bugreport@lists.sourceforge.net,
        Ralf Baechle <ralf@linux-mips.org>,
        Mike Rapoport <rppt@linux.ibm.com>,
        Chuhong Yuan <hslester96@gmail.com>,
        linux-mips <linux-mips@vger.kernel.org>,
        Nicholas Mc Guire <hofrat@osadl.org>,
        James Hogan <jhogan@kernel.org>,
        "Gustavo A. R. Silva" <gustavo@embeddedor.com>,
        Serge Semin <fancer.lancer@gmail.com>,
        Prarit Bhargava <prarit@redhat.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Will Deacon <will@kernel.org>,
        Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
        Christophe Leroy <christophe.leroy@c-s.fr>,
        =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= <f4bug@amsat.org>,
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        Dan Carpenter <dan.carpenter@oracle.com>
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Hi

On Sat, Nov 9, 2019 at 11:17 AM Douglas Anderson <dianders@chromium.org> wrote:
>
> This started out as just a follow-up to Daniel's post [1].  I wanted
> to stop implicitly changing the current task in kdb.  ...but, of
> course, everywhere you look in kdb there are things to cleanup, so
> this gets a few misc cleanups I found along the way.  Enjoy.
>
> [1] https://lore.kernel.org/r/20191010150735.dhrj3pbjgmjrdpwr@holly.lan
>
>
> Douglas Anderson (5):
>   MIPS: kdb: Remove old workaround for backtracing on other CPUs
>   kdb: kdb_current_regs should be private
>   kdb: kdb_current_task shouldn't be exported
>   kdb: Gid rid of implicit setting of the current task / regs
>   kdb: Get rid of confusing diag msg from "rd" if current task has no
>     regs
>
>  arch/mips/kernel/traps.c       |  5 -----
>  include/linux/kdb.h            |  2 --
>  kernel/debug/kdb/kdb_bt.c      |  8 +-------
>  kernel/debug/kdb/kdb_main.c    | 31 ++++++++++++++-----------------
>  kernel/debug/kdb/kdb_private.h |  2 +-
>  5 files changed, 16 insertions(+), 32 deletions(-)

I noticed that this series doesn't seem to be in linux-next, but I
think it was supposed to target v5.6?  Do you know if there is
anything outstanding or if it'll be queued up sometime soon?

Thanks!


-Doug