From: Borislav Petkov <bp-Gina5bIWoIWzQB+pC5nmwQ@public.gmane.org>
To: Matt Fleming <matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
Cc: linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Ard Biesheuvel
<ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Kweh Hock Leong
<hock.leong.kweh-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
Bryan O'Donoghue
<pure.logic-SyKdqv6vbfZdzvEItQ6vdLNAH6kLmebB@public.gmane.org>,
joeyli <jlee-IBi9RG/b67k@public.gmane.org>
Subject: Re: [PATCH] efi/capsule: Make efi_capsule_pending() lockless
Date: Wed, 4 May 2016 14:20:42 +0200 [thread overview]
Message-ID: <20160504122042.GB4074@pd.tnic> (raw)
In-Reply-To: <20160504114605.GH2839-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
On Wed, May 04, 2016 at 12:46:05PM +0100, Matt Fleming wrote:
> But emergency_restart() is called after bust_spinlocks(0) which can
> reset oops_in_progress, so can't even use that to solve the panic
> case.
Blergh.
So I guess you need an explicit call efi_stop_capsules() somewhere in
the reboot path and be done with it. No reboot notifiers, no bla bla.
Just one big hammer which STFU the EFI.
--
Regards/Gruss,
Boris.
ECO tip #101: Trim your mails when you reply.
next prev parent reply other threads:[~2016-05-04 12:20 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-30 22:13 [PATCH] efi/capsule: Make efi_capsule_pending() lockless Matt Fleming
2016-05-03 9:02 ` Borislav Petkov
[not found] ` <20160503090229.GC27540-fF5Pk5pvG8Y@public.gmane.org>
2016-05-03 14:12 ` Matt Fleming
[not found] ` <20160503141201.GW2839-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-05-04 9:30 ` Borislav Petkov
[not found] ` <20160504093031.GA4074-fF5Pk5pvG8Y@public.gmane.org>
2016-05-04 11:46 ` Matt Fleming
[not found] ` <20160504114605.GH2839-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-05-04 12:20 ` Borislav Petkov [this message]
2016-05-04 13:36 ` Matt Fleming
2016-05-04 14:35 ` Matt Fleming
[not found] ` <20160504143531.GK2839-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-05-05 14:27 ` Kweh, Hock Leong
2016-05-05 14:36 ` Matt Fleming
[not found] ` <20160505143643.GN2839-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-05-05 14:55 ` One Thousand Gnomes
[not found] ` <F54AEECA5E2B9541821D670476DAE19C4A914755-j2khPEwRog0FyVwBAnZdSLfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-05-06 1:32 ` Bryan O'Donoghue
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=20160504122042.GB4074@pd.tnic \
--to=bp-gina5biwoiwzqb+pc5nmwq@public.gmane.org \
--cc=ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org \
--cc=hock.leong.kweh-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org \
--cc=jlee-IBi9RG/b67k@public.gmane.org \
--cc=linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org \
--cc=pure.logic-SyKdqv6vbfZdzvEItQ6vdLNAH6kLmebB@public.gmane.org \
/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).