lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Sat, 6 Oct 2012 19:42:20 +0200 From: Borislav Petkov <bp@...en8.de> To: danielfsantos@....net Cc: LKML <linux-kernel@...r.kernel.org>, Andi Kleen <ak@...ux.intel.com>, Andrea Arcangeli <aarcange@...hat.com>, Andrew Morton <akpm@...ux-foundation.org>, Christopher Li <sparse@...isli.org>, David Daney <david.daney@...ium.com>, David Howells <dhowells@...hat.com>, David Rientjes <rientjes@...gle.com>, Joe Perches <joe@...ches.com>, Konstantin Khlebnikov <khlebnikov@...nvz.org>, linux-sparse@...r.kernel.org, Michel Lespinasse <walken@...gle.com>, Paul Gortmaker <paul.gortmaker@...driver.com>, Pavel Pisa <pisa@....felk.cvut.cz>, Peter Zijlstra <a.p.zijlstra@...llo.nl>, Steven Rostedt <rostedt@...dmis.org>, Daniel Santos <daniel.santos@...ox.com> Subject: Re: [PATCH v2 01/10] compiler-gcc4.h: Reorder macros based upon gcc ver On Fri, Oct 05, 2012 at 02:42:40PM -0500, danielfsantos@....net wrote: > This helps to keep the file from getting confusing, removes one > duplicate version check and should encourage future editors to put new > macros where they belong. > > Signed-off-by: Daniel Santos <daniel.santos@...ox.com> > Acked-by: David Rientjes <rientjes@...gle.com> > --- > include/linux/compiler-gcc4.h | 20 +++++++++++--------- > 1 files changed, 11 insertions(+), 9 deletions(-) > > diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h > index 8721704..4506d65 100644 > --- a/include/linux/compiler-gcc4.h > +++ b/include/linux/compiler-gcc4.h > @@ -13,6 +13,10 @@ > #define __must_check __attribute__((warn_unused_result)) > #define __compiler_offsetof(a,b) __builtin_offsetof(a,b) > > +#if __GNUC_MINOR__ > 0 > +# define __compiletime_object_size(obj) __builtin_object_size(obj, 0) > +#endif > + > #if __GNUC_MINOR__ >= 3 > /* Mark functions as cold. gcc will assume any path leading to a call > to them will be unlikely. This means a lot of manual unlikely()s > @@ -31,6 +35,12 @@ > > #define __linktime_error(message) __attribute__((__error__(message))) > > +#ifndef __CHECKER__ > +# define __compiletime_warning(message) __attribute__((warning(message))) > +# define __compiletime_error(message) __attribute__((error(message))) > +#endif /* __CHECKER__ */ > +#endif /* __GNUC_MINOR__ >= 3 */ > + > #if __GNUC_MINOR__ >= 5 > /* > * Mark a position in code as unreachable. This can be used to > @@ -46,8 +56,7 @@ > /* Mark a function definition as prohibited from being cloned. */ > #define __noclone __attribute__((__noclone__)) > > -#endif > -#endif > +#endif /* __GNUC_MINOR__ >= 5 */ > > #if __GNUC_MINOR__ >= 6 > /* > @@ -56,10 +65,3 @@ > #define __visible __attribute__((externally_visible)) > #endif > > -#if __GNUC_MINOR__ > 0 > -#define __compiletime_object_size(obj) __builtin_object_size(obj, 0) > -#endif > -#if __GNUC_MINOR__ >= 3 && !defined(__CHECKER__) This last hunk doesn't apply since mainline has a "4" above instead of "3". And it has had a "4" since it got added by 4a3127693001c so unless I'm missing something, how did the 3 appear in your patches? > -#define __compiletime_warning(message) __attribute__((warning(message))) > -#define __compiletime_error(message) __attribute__((error(message))) > -#endif > -- > 1.7.3.4 Thanks. -- Regards/Gruss, Boris. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists