From: Paolo Bonzini <pbonzini@redhat.com>
To: Ulrich Obergfell <uobergfe@redhat.com>
Cc: Andrew Jones <drjones@redhat.com>,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
dzickus@redhat.com, akpm@linux-foundation.org, mingo@redhat.com
Subject: Re: [PATCH 2/3] watchdog: control hard lockup detection default
Date: Thu, 24 Jul 2014 13:45:47 +0200 [thread overview]
Message-ID: <53D0F1EB.9080504@redhat.com> (raw)
In-Reply-To: <146661093.17248776.1406202294303.JavaMail.zimbra@redhat.com>
Il 24/07/2014 13:44, Ulrich Obergfell ha scritto:
> > But this means that it is not possible to re-enable softlockup detection
> > only. I think that should be the effect of echo 0 + echo 1, if
> > hardlockup detection was disabled by either the command line or patch 3.
>
> The idea was to give the user two options to override the effect of patch 3/3.
> Either via the kernel command line ('nmi_watchdog=') at boot time or via /proc
> ('echo 0' + 'echo 1') when the system is up and running.
I think the kernel command line is enough; another alternative is to
split the nmi_watchdog /proc entry in two.
Paolo
next prev parent reply other threads:[~2014-07-24 11:45 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-24 10:13 [PATCH 0/3] watchdog: kvm: disable hard lockup detection by default Andrew Jones
2014-07-24 10:13 ` [PATCH 1/3] watchdog: fix print-once on enable Andrew Jones
2014-07-24 10:13 ` [PATCH 2/3] watchdog: control hard lockup detection default Andrew Jones
2014-07-24 10:46 ` Paolo Bonzini
2014-07-24 11:18 ` Ulrich Obergfell
2014-07-24 11:26 ` Paolo Bonzini
2014-07-24 11:44 ` Ulrich Obergfell
2014-07-24 11:45 ` Paolo Bonzini [this message]
2014-07-24 12:02 ` Ulrich Obergfell
2014-07-25 8:32 ` Ulrich Obergfell
2014-07-25 11:25 ` Andrew Jones
2014-07-30 13:43 ` Don Zickus
2014-07-30 14:16 ` Paolo Bonzini
2014-07-30 17:07 ` Don Zickus
2014-08-08 13:53 ` [PATCH v2 " Andrew Jones
2014-07-24 10:13 ` [PATCH 3/3] kvm: ensure hard lockup detection is disabled by default Andrew Jones
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=53D0F1EB.9080504@redhat.com \
--to=pbonzini@redhat.com \
--cc=akpm@linux-foundation.org \
--cc=drjones@redhat.com \
--cc=dzickus@redhat.com \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=uobergfe@redhat.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.