From: "Guilherme G. Piccoli" <guilherme.piccoli@canonical.com>
To: boris.ostrovsky@oracle.com
Cc: Philipp Rudo <prudo@linux.ibm.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Baoquan He <bhe@redhat.com>,
kexec mailing list <kexec@lists.infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
Eric Biederman <ebiederm@xmission.com>,
Andrew Morton <akpm@linux-foundation.org>,
Eric DeVolder <eric.devolder@oracle.com>,
Dave Young <dyoung@redhat.com>
Subject: Re: [PATCH] Only allow to set crash_kexec_post_notifiers on boot time
Date: Tue, 22 Sep 2020 14:04:30 -0300 [thread overview]
Message-ID: <CAHD1Q_x8TQA7xMxbm0LaP-nBd0d++Ox7dQ9+2PsDfe3S+=nKHw@mail.gmail.com> (raw)
In-Reply-To: <7ee09899-6724-e932-f73d-d49da0fb4a9d@oracle.com>
On Tue, Sep 22, 2020 at 11:53 AM <boris.ostrovsky@oracle.com> wrote:
>
>
> On 9/22/20 6:58 AM, Philipp Rudo wrote:
> >
> > AFAIK pstore requires UEFI to work. So what's the point to enable it on non-UEFI
> > systems?
>
>
> I don't think UEFI is required, ERST can specify its own backend. And that, in fact, can be quite useful in virtualization scenarios (especially in cases of direct boot, when there is no OVMF)
>
>
> -boris
There is ramoops backend too - I was able to collect a dmesg in a
cloud provider using that!
WARNING: multiple messages have this Message-ID (diff)
From: "Guilherme G. Piccoli" <guilherme.piccoli@canonical.com>
To: boris.ostrovsky@oracle.com
Cc: Baoquan He <bhe@redhat.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
kexec mailing list <kexec@lists.infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
Philipp Rudo <prudo@linux.ibm.com>,
Eric Biederman <ebiederm@xmission.com>,
Andrew Morton <akpm@linux-foundation.org>,
Eric DeVolder <eric.devolder@oracle.com>,
Dave Young <dyoung@redhat.com>
Subject: Re: [PATCH] Only allow to set crash_kexec_post_notifiers on boot time
Date: Tue, 22 Sep 2020 14:04:30 -0300 [thread overview]
Message-ID: <CAHD1Q_x8TQA7xMxbm0LaP-nBd0d++Ox7dQ9+2PsDfe3S+=nKHw@mail.gmail.com> (raw)
In-Reply-To: <7ee09899-6724-e932-f73d-d49da0fb4a9d@oracle.com>
On Tue, Sep 22, 2020 at 11:53 AM <boris.ostrovsky@oracle.com> wrote:
>
>
> On 9/22/20 6:58 AM, Philipp Rudo wrote:
> >
> > AFAIK pstore requires UEFI to work. So what's the point to enable it on non-UEFI
> > systems?
>
>
> I don't think UEFI is required, ERST can specify its own backend. And that, in fact, can be quite useful in virtualization scenarios (especially in cases of direct boot, when there is no OVMF)
>
>
> -boris
There is ramoops backend too - I was able to collect a dmesg in a
cloud provider using that!
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next prev parent reply other threads:[~2020-09-22 17:05 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-18 3:25 [PATCH] Only allow to set crash_kexec_post_notifiers on boot time Dave Young
2020-09-18 3:25 ` Dave Young
2020-09-19 0:47 ` Andrew Morton
2020-09-19 0:47 ` Andrew Morton
2020-09-19 7:26 ` Dave Young
2020-09-19 7:26 ` Dave Young
2020-09-21 20:18 ` Konrad Rzeszutek Wilk
2020-09-21 20:18 ` Konrad Rzeszutek Wilk
2020-09-22 1:45 ` Eric W. Biederman
2020-09-22 1:45 ` Eric W. Biederman
2020-09-23 2:43 ` Dave Young
2020-09-23 2:43 ` Dave Young
2020-09-23 15:48 ` Konrad Rzeszutek Wilk
2020-09-23 15:48 ` Konrad Rzeszutek Wilk
2020-09-24 16:15 ` Michael Kelley
2020-09-24 16:15 ` Michael Kelley
2020-09-24 16:25 ` Eric W. Biederman
2020-09-24 16:25 ` Eric W. Biederman
2020-09-24 16:43 ` Michael Kelley
2020-09-24 16:43 ` Michael Kelley
2020-09-24 17:16 ` boris.ostrovsky
2020-09-24 17:16 ` boris.ostrovsky
2020-09-25 3:05 ` Dave Young
2020-09-25 3:05 ` Dave Young
2020-09-25 14:56 ` Konrad Rzeszutek Wilk
2020-09-25 14:56 ` Konrad Rzeszutek Wilk
2020-09-27 2:51 ` Dave Young
2020-09-27 2:51 ` Dave Young
2020-09-29 13:36 ` Philipp Rudo
2020-09-29 13:36 ` Philipp Rudo
2020-09-29 19:10 ` boris.ostrovsky
2020-09-29 19:10 ` boris.ostrovsky
2020-09-22 10:58 ` Philipp Rudo
2020-09-22 10:58 ` Philipp Rudo
2020-09-22 14:50 ` boris.ostrovsky
2020-09-22 14:50 ` boris.ostrovsky
2020-09-22 17:04 ` Guilherme G. Piccoli [this message]
2020-09-22 17:04 ` Guilherme G. Piccoli
2020-09-23 2:25 ` Dave Young
2020-09-23 2:25 ` Dave Young
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