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Groups > linux.kernel > #1368852
| From | Linus Torvalds <torvalds@linux-foundation.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v4 1/4] SROP Mitigation: Architecture independent code for signal cookies |
| Date | 2016-04-01 00:10 +0200 |
| Message-ID | <riSWS-36I-5@gated-at.bofh.it> (permalink) |
| References | <ri7XX-2vZ-3@gated-at.bofh.it> <ri7XY-2vZ-21@gated-at.bofh.it> <riRxO-20c-49@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Thu, Mar 31, 2016 at 3:25 PM, Eric W. Biederman
<ebiederm@xmission.com> wrote:
>
> I suspect we want this to be a per-mm attribute rather than a per-thread
> attribute.
>
> Otherwise you are breaking anything that uses a N-M threading model.
> Which I suspect means that this implementation choice breaks all go
> programs on linux.
That sounds like a good point, but wouldn't it make more conceptual
sense to make it part of "struct sighand_struct" instead?
That is also shared for threads.
Linus
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[PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Scott Bauer <sbauer@eng.utah.edu> - 2016-03-29 22:00 +0200
[PATCH v4 1/4] SROP Mitigation: Architecture independent code for signal cookies Scott Bauer <sbauer@eng.utah.edu> - 2016-03-29 22:00 +0200
Re: [PATCH v4 1/4] SROP Mitigation: Architecture independent code for signal cookies Linus Torvalds <torvalds@linux-foundation.org> - 2016-03-30 01:10 +0200
Re: [PATCH v4 1/4] SROP Mitigation: Architecture independent code for signal cookies ebiederm@xmission.com (Eric W. Biederman) - 2016-03-31 22:40 +0200
Re: [PATCH v4 1/4] SROP Mitigation: Architecture independent code for signal cookies Linus Torvalds <torvalds@linux-foundation.org> - 2016-04-01 00:10 +0200
Re: [PATCH v4 1/4] SROP Mitigation: Architecture independent code for signal cookies ebiederm@xmission.com (Eric W. Biederman) - 2016-04-01 00:30 +0200
Re: [PATCH v4 3/4] Sysctl: SROP Mitigation: Add Sysctl argument to disable SROP. Andi Kleen <ak@linux.intel.com> - 2016-03-29 22:00 +0200
Re: [PATCH v4 3/4] Sysctl: SROP Mitigation: Add Sysctl argument to disable SROP. Scotty Bauer <sbauer@eng.utah.edu> - 2016-03-29 22:50 +0200
Re: [PATCH v4 3/4] Sysctl: SROP Mitigation: Add Sysctl argument to disable SROP. Andi Kleen <ak@linux.intel.com> - 2016-03-29 23:00 +0200
[PATCH v4 3/4] Sysctl: SROP Mitigation: Add Sysctl argument to disable SROP. Scott Bauer <sbauer@eng.utah.edu> - 2016-03-29 22:00 +0200
[PATCH v4 2/4] x86: SROP Mitigation: Implement Signal Cookies Scott Bauer <sbauer@eng.utah.edu> - 2016-03-29 22:00 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Andy Lutomirski <luto@amacapital.net> - 2016-03-29 23:30 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Andy Lutomirski <luto@amacapital.net> - 2016-03-29 23:40 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Linus Torvalds <torvalds@linux-foundation.org> - 2016-03-30 00:40 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Scotty Bauer <sbauer@eng.utah.edu> - 2016-03-30 01:20 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies ebiederm@xmission.com (Eric W. Biederman) - 2016-03-31 22:40 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Cyrill Gorcunov <gorcunov@gmail.com> - 2016-04-01 15:00 +0200
Re: [kernel-hardening] Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Daniel Micay <danielmicay@gmail.com> - 2016-03-30 01:00 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Scotty Bauer <sbauer@eng.utah.edu> - 2016-03-29 23:40 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Linus Torvalds <torvalds@linux-foundation.org> - 2016-03-30 01:00 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Linus Torvalds <torvalds@linux-foundation.org> - 2016-03-30 01:00 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Andy Lutomirski <luto@amacapital.net> - 2016-03-30 01:10 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Scotty Bauer <sbauer@eng.utah.edu> - 2016-03-30 01:20 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Linus Torvalds <torvalds@linux-foundation.org> - 2016-03-30 01:30 +0200
Re: [PATCH v4 0/4] SROP Mitigation: Sigreturn Cookies Scotty Bauer <sbauer@eng.utah.edu> - 2016-03-30 01:40 +0200
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