linux-kernel - Re: [PATCH v3 1/1] kernel/crash_core: Add crashkernel=auto for vmcore creation

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Message-ID: <20210218012931.GC3089@dhcp-128-65.nay.redhat.com>
Date:   Thu, 18 Feb 2021 09:29:31 +0800
From:   Dave Young <dyoung@...hat.com>
To:     Vivek Goyal <vgoyal@...hat.com>
Cc:     Steven Rostedt <rostedt@...dmis.org>, john.p.donnelly@...cle.com,
        Andrew Morton <akpm@...ux-foundation.org>,
        Saeed Mirzamohammadi <saeed.mirzamohammadi@...cle.com>,
        Baoquan He <bhe@...hat.com>, Jonathan Corbet <corbet@....net>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Randy Dunlap <rdunlap@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        Mike Kravetz <mike.kravetz@...cle.com>,
        "Guilherme G. Piccoli" <gpiccoli@...onical.com>,
        Kees Cook <keescook@...omium.org>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>,
        Frederic Weisbecker <frederic@...nel.org>,
        YiFei Zhu <yifeifz2@...inois.edu>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Mike Rapoport <rppt@...nel.org>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Sami Tolvanen <samitolvanen@...gle.com>,
        Christian Brauner <christian.brauner@...ntu.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Andrey Konovalov <andreyknvl@...gle.com>,
        kexec@...ts.infradead.org, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/1] kernel/crash_core: Add crashkernel=auto for
 vmcore creation

On 02/17/21 at 02:42pm, Vivek Goyal wrote:
> On Wed, Feb 17, 2021 at 02:26:53PM -0500, Steven Rostedt wrote:
> > On Wed, 17 Feb 2021 12:40:43 -0600
> > john.p.donnelly@...cle.com wrote:
> > 
> > > Hello.
> > > 
> > > Ping.
> > > 
> > > Can we get this reviewed and staged ?
> > > 
> > > Thank you.
> > 
> > Andrew,
> > 
> > Seems you are the only one pushing patches in for kexec/crash. Is this
> > maintained by anyone?
> 
> Dave Young and Baoquan He still maintain kexec/kdump stuff, AFAIK. I
> don't get time to look into this stuff now a days. 

Vivek, no problem, both Baoquan and me are on holiday leaves previously.

I'm fine with the change. 
This patch benefits distributions and those people who want to deploy a lot of
machines.  It is a good start and we can continue to improve the estimation later.

Thanks
Dave