From: Ingo Molnar <mingo@kernel.org>
To: Michael Ellerman <mpe@ellerman.id.au>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
Anton Blanchard <anton@samba.org>,
Peter Zijlstra <peterz@infradead.org>,
tglx@linutronix.de, efault@gmx.de, htejun@gmail.com,
linux-kernel@vger.kernel.org, tj@kernel.org,
torvalds@linux-foundation.org, zhaolei@cn.fujitsu.com,
yangds.fnst@cn.fujitsu.com, hpa@zytor.com,
Stephen Rothwell <sfr@canb.auug.org.au>,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] sched/cpuacct: Check for NULL when using task_pt_regs()
Date: Wed, 13 Apr 2016 13:21:22 +0200 [thread overview]
Message-ID: <20160413112122.GA2513@gmail.com> (raw)
In-Reply-To: <1460545318.24090.1.camel@ellerman.id.au>
* Michael Ellerman <mpe@ellerman.id.au> wrote:
> On Wed, 2016-04-13 at 09:43 +0200, Ingo Molnar wrote:
> > * Srikar Dronamraju <srikar@linux.vnet.ibm.com> wrote:
> >
> > > * Anton Blanchard <anton@samba.org> [2016-04-06 21:59:50]:
> > >
> > > > Looks good, and the patch below does fix the oops for me.
> > > >
> > > > Anton
> > > > --
> > > >
> > > > task_pt_regs() can return NULL for kernel threads, so add a check.
> > > > This fixes an oops at boot on ppc64.
> > > >
> > > > Signed-off-by: Anton Blanchard <anton@samba.org>
> > >
> > > Works for me too.
> > >
> > > Reported-and-Tested-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
> >
> > Could someone please re-send the fix, because it has not reached me nor lkml.
>
> It did hit LKML:
>
> http://lkml.kernel.org/r/20160406215950.04bc3f0b@kryten
>
> But that did have some verbiage at the top.
>
> Anton's also resent it directly To you.
So it was in my Spam folder, due to the following SPF softfail:
Received-SPF: softfail (google.com: domain of transitioning anton@samba.org does not designate 198.145.29.136 as permitted sender) client-ip=198.145.29.136;
have the patch now.
Thanks,
Ingo
next prev parent reply other threads:[~2016-04-13 11:21 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-22 8:37 [PATCH v4 0/4] cpuacct: split usage into user_usage and sys_usage Zhao Lei
2016-03-22 8:37 ` [PATCH v4 1/4] cpuacct: rename parameter in cpuusage_write for readability Zhao Lei
2016-03-22 8:37 ` [PATCH v4 2/4] cpuacct: small restruct for cpuacct Zhao Lei
2016-03-22 8:37 ` [PATCH v4 3/4] cpuacct: Show possible_cpu in cpuacct Zhao Lei
2016-03-31 9:27 ` [tip:sched/core] sched/cpuacct: Show all possible CPUs in cpuacct output tip-bot for Zhao Lei
2016-03-22 8:37 ` [PATCH v4 4/4] cpuacct: split usage into user_usage and sys_usage Zhao Lei
2016-03-31 9:27 ` [tip:sched/core] sched/cpuacct: Split usage accounting " tip-bot for Dongsheng Yang
2016-04-04 14:03 ` Srikar Dronamraju
2016-04-06 6:54 ` Ingo Molnar
2016-04-06 7:47 ` Zhao Lei
2016-04-06 7:50 ` Peter Zijlstra
2016-04-06 10:32 ` Anton Blanchard
2016-04-06 11:08 ` Peter Zijlstra
2016-04-06 11:43 ` Zhao Lei
2016-04-06 11:59 ` [PATCH] sched/cpuacct: Check for NULL when using task_pt_regs() Anton Blanchard
2016-04-06 13:26 ` Srikar Dronamraju
2016-04-06 17:05 ` Zhao Lei
2016-04-13 7:43 ` Ingo Molnar
2016-04-13 11:01 ` Michael Ellerman
2016-04-13 11:21 ` Ingo Molnar [this message]
2016-04-11 6:16 ` Ping? " Michael Ellerman
2016-04-13 11:49 ` [tip:sched/core] " tip-bot for Anton Blanchard
2016-03-22 9:44 ` [PATCH v4 0/4] cpuacct: split usage into user_usage and sys_usage Peter Zijlstra
2016-04-13 8:17 [PATCH] sched/cpuacct: Check for NULL when using task_pt_regs() Anton Blanchard
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20160413112122.GA2513@gmail.com \
--to=mingo@kernel.org \
--cc=anton@samba.org \
--cc=efault@gmx.de \
--cc=hpa@zytor.com \
--cc=htejun@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=mpe@ellerman.id.au \
--cc=peterz@infradead.org \
--cc=sfr@canb.auug.org.au \
--cc=srikar@linux.vnet.ibm.com \
--cc=tglx@linutronix.de \
--cc=tj@kernel.org \
--cc=torvalds@linux-foundation.org \
--cc=yangds.fnst@cn.fujitsu.com \
--cc=zhaolei@cn.fujitsu.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).