Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1196577

Re: Dealing with the NMI mess

From Borislav Petkov <bp@alien8.de>
Newsgroups linux.kernel
Subject Re: Dealing with the NMI mess
Date 2015-07-31 06:30 +0200
Message-ID <pSa7f-35u-3@gated-at.bofh.it> (permalink)
References (5 earlier) <pPRLs-86t-9@gated-at.bofh.it> <pPSeu-cZ-19@gated-at.bofh.it> <pPSo9-DT-1@gated-at.bofh.it> <pRYfL-2Gd-7@gated-at.bofh.it> <pS3yQ-1X4-59@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


On Thu, Jul 30, 2015 at 02:22:06PM -0700, Andy Lutomirski wrote:
> Great.  There's an opcode that invokes an interrupt gate that's not
> marked as allowing unprivileged access, and that opcode doesn't appear
> in the SDM.  It appears in the APM opcode map with no explanation at
> all.
> 
> Thanks, CPU vendors.

Here's something better:

http://www.rcollins.org/secrets/opcodes/ICEBP.html

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
--
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Back to linux.kernel | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

Re: Dealing with the NMI mess Steven Rostedt <rostedt@goodmis.org> - 2015-07-23 23:40 +0200
  Re: Dealing with the NMI mess Linus Torvalds <torvalds@linux-foundation.org> - 2015-07-23 23:50 +0200
    Re: Dealing with the NMI mess Andy Lutomirski <luto@amacapital.net> - 2015-07-24 00:00 +0200
      Re: Dealing with the NMI mess Linus Torvalds <torvalds@linux-foundation.org> - 2015-07-24 00:10 +0200
        Re: Dealing with the NMI mess Peter Zijlstra <peterz@infradead.org> - 2015-07-24 10:20 +0200
          Re: Dealing with the NMI mess Willy Tarreau <w@1wt.eu> - 2015-07-24 11:10 +0200
          Re: Dealing with the NMI mess Steven Rostedt <rostedt@goodmis.org> - 2015-07-24 14:00 +0200
            Re: Dealing with the NMI mess Peter Zijlstra <peterz@infradead.org> - 2015-07-24 14:50 +0200
              Re: Dealing with the NMI mess Steven Rostedt <rostedt@goodmis.org> - 2015-07-24 15:10 +0200
                Re: Dealing with the NMI mess Willy Tarreau <w@1wt.eu> - 2015-07-24 15:30 +0200
                Re: Dealing with the NMI mess Peter Zijlstra <peterz@infradead.org> - 2015-07-24 15:40 +0200
                Re: Dealing with the NMI mess Peter Zijlstra <peterz@infradead.org> - 2015-07-24 15:40 +0200
                Re: Dealing with the NMI mess Paolo Bonzini <pbonzini@redhat.com> - 2015-07-30 17:50 +0200
                Re: Dealing with the NMI mess Borislav Petkov <bp@alien8.de> - 2015-07-31 06:30 +0200
          Re: Dealing with the NMI mess Paolo Bonzini <pbonzini@redhat.com> - 2015-07-30 18:00 +0200
  Re: Dealing with the NMI mess Andy Lutomirski <luto@amacapital.net> - 2015-07-23 23:50 +0200
    Re: Dealing with the NMI mess Willy Tarreau <w@1wt.eu> - 2015-07-24 00:00 +0200
  Re: Dealing with the NMI mess Willy Tarreau <w@1wt.eu> - 2015-07-23 23:50 +0200

csiph-web