All of lore.kernel.org
 help / color / mirror / Atom feed
From: Borislav Petkov <bp@alien8.de>
To: Andy Lutomirski <luto@amacapital.net>
Cc: "Luck, Tony" <tony.luck@intel.com>,
	Oleg Nesterov <oleg@redhat.com>, X86 ML <x86@kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Andi Kleen <andi@firstfloor.org>
Subject: Re: [RFC PATCH] x86, entry: Switch stacks on a paranoid entry from userspace
Date: Fri, 14 Nov 2014 11:34:06 +0100	[thread overview]
Message-ID: <20141114103406.GA7475@pd.tnic> (raw)
In-Reply-To: <CALCETrUpqSpcKFRM6a1zJWebEVZxNd-5pyBW4fU19+HgcBv+2Q@mail.gmail.com>

On Wed, Nov 12, 2014 at 07:03:21PM -0800, Andy Lutomirski wrote:
> printk seems to work just fine in do_machine_check.

That must be pure luck. Has anything changed which I missed to make
printk NMI-safe?

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
--

  parent reply	other threads:[~2014-11-14 10:34 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-11 20:56 [RFC PATCH] x86, entry: Switch stacks on a paranoid entry from userspace Andy Lutomirski
2014-11-11 21:36 ` Borislav Petkov
2014-11-11 22:00   ` Luck, Tony
2014-11-11 22:15     ` Andy Lutomirski
2014-11-11 22:12   ` Andy Lutomirski
2014-11-11 22:33     ` Borislav Petkov
2014-11-11 22:40       ` Andy Lutomirski
2014-11-11 23:09         ` Borislav Petkov
2014-11-11 23:21           ` Andy Lutomirski
2014-11-12  0:22             ` Luck, Tony
2014-11-12  0:40               ` Andy Lutomirski
2014-11-12  1:06                 ` Luck, Tony
2014-11-12  2:01                   ` Andy Lutomirski
2014-11-12  2:06                   ` Tony Luck
2014-11-12 10:30                     ` Borislav Petkov
2014-11-12 15:48                       ` Andy Lutomirski
2014-11-12 16:22                         ` Borislav Petkov
2014-11-12 17:17                           ` Luck, Tony
2014-11-12 17:30                             ` Borislav Petkov
2014-11-13 18:04                           ` Borislav Petkov
2014-11-14 21:56                             ` Luck, Tony
2014-11-14 22:07                               ` Andy Lutomirski
2014-11-17 18:50                               ` Borislav Petkov
2014-11-17 19:57                                 ` Andy Lutomirski
2014-11-17 20:03                                   ` Borislav Petkov
2014-11-17 20:05                                     ` Andy Lutomirski
2014-11-17 21:55                                       ` Luck, Tony
2014-11-17 22:26                                         ` Andy Lutomirski
2014-11-17 23:16                                           ` Luck, Tony
2014-11-18  0:05                                             ` Andy Lutomirski
2014-11-18  0:22                                               ` Luck, Tony
2014-11-18  0:55                                                 ` Andy Lutomirski
2014-11-18 18:30                                                   ` Luck, Tony
2014-11-18 23:04                                                     ` Andy Lutomirski
2014-11-18 23:26                                                       ` Luck, Tony
2014-11-18 16:12                                       ` Borislav Petkov
2014-11-12 22:00 ` Oleg Nesterov
2014-11-12 23:17   ` Andy Lutomirski
2014-11-12 23:41     ` Luck, Tony
2014-11-13  0:02       ` Andy Lutomirski
2014-11-13  0:31         ` Luck, Tony
2014-11-13  1:34           ` Andy Lutomirski
2014-11-13  3:03           ` Andy Lutomirski
2014-11-13 18:43             ` Luck, Tony
2014-11-13 22:23               ` Andy Lutomirski
2014-11-13 22:25                 ` Andy Lutomirski
2014-11-13 22:33                 ` Luck, Tony
2014-11-13 22:47                   ` Andy Lutomirski
2014-11-13 23:13                     ` Andy Lutomirski
2014-11-14  0:50                       ` Andy Lutomirski
2014-11-14  1:20                         ` Luck, Tony
2014-11-14  1:36                           ` Andy Lutomirski
2014-11-14 17:49                         ` Luck, Tony
2014-11-14 19:10                           ` Andy Lutomirski
2014-11-14 19:37                             ` Luck, Tony
2014-11-14 18:27                         ` Luck, Tony
2014-11-14 10:34             ` Borislav Petkov [this message]
2014-11-14 17:18               ` Andy Lutomirski
2014-11-14 17:24                 ` Borislav Petkov
2014-11-14 17:26                   ` Andy Lutomirski
2014-11-14 18:53                     ` Borislav Petkov
2014-11-13 10:59           ` Borislav Petkov
2014-11-13 21:23             ` Borislav Petkov

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=20141114103406.GA7475@pd.tnic \
    --to=bp@alien8.de \
    --cc=andi@firstfloor.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=luto@amacapital.net \
    --cc=oleg@redhat.com \
    --cc=peterz@infradead.org \
    --cc=tony.luck@intel.com \
    --cc=x86@kernel.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 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.