Re: [tip:x86/asm] x86/entry/32: Switch INT80 to the new C syscall path

From	Borislav Petkov <bp@alien8.de>
Newsgroups	linux.kernel
Subject	Re: [tip:x86/asm] x86/entry/32: Switch INT80 to the new C syscall path
Date	2015-10-16 19:40 +0200
Message-ID	<qkh90-4PP-29@gated-at.bofh.it> (permalink)
References	(1 earlier) <qhFKz-3bI-51@gated-at.bofh.it> <qjV8t-5Jg-1@gated-at.bofh.it> <qjWee-7ns-5@gated-at.bofh.it> <qkaTU-3YR-29@gated-at.bofh.it> <qkfAd-2um-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Fri, Oct 16, 2015 at 08:59:23AM -0700, Andy Lutomirski wrote:
> Wow I am incompetent.

Bah, it can happen to anyone...

>     set_system_trap_gate(IA32_SYSCALL_VECTOR, entry_INT80_32);
> 
> How did I not catch that in testing?  Can you change that to
> set_system_intr_gate and see if that helps?

Yeah, that was it. Well spotted, thanks!

Reported-and-tested-by: Borislav Petkov <bp@suse.de>

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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Thread

[PATCH v2 26/36] x86/entry/32: Switch INT80 to the new C syscall path Andy Lutomirski <luto@kernel.org> - 2015-10-06 03:00 +0200
  [tip:x86/asm] x86/entry/32:   Switch INT80 to the new C syscall path tip-bot for Andy Lutomirski <tipbot@zytor.com> - 2015-10-09 15:20 +0200
    Re: [tip:x86/asm] x86/entry/32: Switch INT80 to the new C syscall  path Borislav Petkov <bp@alien8.de> - 2015-10-15 20:10 +0200
      Re: [tip:x86/asm] x86/entry/32: Switch INT80 to the new C syscall path Andy Lutomirski <luto@amacapital.net> - 2015-10-15 21:20 +0200
        Re: [tip:x86/asm] x86/entry/32: Switch INT80 to the new C syscall  path Borislav Petkov <bp@alien8.de> - 2015-10-16 13:00 +0200
          Re: [tip:x86/asm] x86/entry/32: Switch INT80 to the new C syscall path Andy Lutomirski <luto@amacapital.net> - 2015-10-16 18:00 +0200
            Re: [tip:x86/asm] x86/entry/32: Switch INT80 to the new C syscall  path Borislav Petkov <bp@alien8.de> - 2015-10-16 19:40 +0200
              Re: [tip:x86/asm] x86/entry/32: Switch INT80 to the new C syscall path Brian Gerst <brgerst@gmail.com> - 2015-10-16 20:30 +0200
                Re: [tip:x86/asm] x86/entry/32: Switch INT80 to the new C syscall path Andy Lutomirski <luto@amacapital.net> - 2015-10-16 20:40 +0200
                Re: [tip:x86/asm] x86/entry/32: Switch INT80 to the new C syscall path Brian Gerst <brgerst@gmail.com> - 2015-10-16 21:40 +0200
          Re: [tip:x86/asm] x86/entry/32: Switch INT80 to the new C syscall path Andy Lutomirski <luto@amacapital.net> - 2015-10-16 18:00 +0200
            Re: [tip:x86/asm] x86/entry/32: Switch INT80 to the new C syscall  path Borislav Petkov <bp@alien8.de> - 2015-10-16 19:20 +0200

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