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Open Source and information security mailing list archives
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Date: Tue, 10 Aug 2021 09:06:42 -0700 From: "Yu, Yu-cheng" <yu-cheng.yu@...el.com> To: Borislav Petkov <bp@...en8.de> CC: <x86@...nel.org>, "H. Peter Anvin" <hpa@...or.com>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, <linux-kernel@...r.kernel.org>, <linux-doc@...r.kernel.org>, <linux-mm@...ck.org>, <linux-arch@...r.kernel.org>, <linux-api@...r.kernel.org>, Arnd Bergmann <arnd@...db.de>, Andy Lutomirski <luto@...nel.org>, Balbir Singh <bsingharora@...il.com>, Cyrill Gorcunov <gorcunov@...il.com>, Dave Hansen <dave.hansen@...ux.intel.com>, "Eugene Syromiatnikov" <esyr@...hat.com>, Florian Weimer <fweimer@...hat.com>, "H.J. Lu" <hjl.tools@...il.com>, Jann Horn <jannh@...gle.com>, Jonathan Corbet <corbet@....net>, Kees Cook <keescook@...omium.org>, Mike Kravetz <mike.kravetz@...cle.com>, Nadav Amit <nadav.amit@...il.com>, Oleg Nesterov <oleg@...hat.com>, Pavel Machek <pavel@....cz>, Peter Zijlstra <peterz@...radead.org>, Randy Dunlap <rdunlap@...radead.org>, "Ravi V. Shankar" <ravi.v.shankar@...el.com>, Dave Martin <Dave.Martin@....com>, Weijiang Yang <weijiang.yang@...el.com>, Pengfei Xu <pengfei.xu@...el.com>, Haitao Huang <haitao.huang@...el.com>, Rick P Edgecombe <rick.p.edgecombe@...el.com>, Michael Kerrisk <mtk.manpages@...il.com> Subject: Re: [PATCH v28 06/32] x86/cet: Add control-protection fault handler On 8/9/2021 10:51 AM, Borislav Petkov wrote: > On Thu, Jul 22, 2021 at 01:51:53PM -0700, Yu-cheng Yu wrote: [...] >> diff --git a/include/uapi/asm-generic/siginfo.h b/include/uapi/asm-generic/siginfo.h >> index 5a3c221f4c9d..a1a153ea3cc3 100644 >> --- a/include/uapi/asm-generic/siginfo.h >> +++ b/include/uapi/asm-generic/siginfo.h >> @@ -235,7 +235,8 @@ typedef struct siginfo { >> #define SEGV_ADIPERR 7 /* Precise MCD exception */ >> #define SEGV_MTEAERR 8 /* Asynchronous ARM MTE error */ >> #define SEGV_MTESERR 9 /* Synchronous ARM MTE exception */ >> -#define NSIGSEGV 9 >> +#define SEGV_CPERR 10 /* Control protection fault */ >> +#define NSIGSEGV 10 >> >> /* >> * SIGBUS si_codes >> -- > > Was there a manpage patch for the user-visible bits? > > I seem to remember something flying by very vaguely ... > Yes, man page patches: https://lore.kernel.org/linux-man/20210226172634.26905-1-yu-cheng.yu@intel.com/
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