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Groups > linux.kernel > #1196577
| 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 |
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.
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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
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