All of lore.kernel.org
 help / color / mirror / Atom feed
From: Peter Zijlstra <peterz@infradead.org>
To: Arvind Sankar <nivedita@alum.mit.edu>
Cc: "Linus Torvalds" <torvalds@linux-foundation.org>,
	"Rasmus Villemoes" <linux@rasmusvillemoes.dk>,
	"Nick Desaulniers" <ndesaulniers@google.com>,
	"Dávid Bolvanský" <david.bolvansky@gmail.com>,
	"Eli Friedman" <efriedma@quicinc.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	"Masahiro Yamada" <masahiroy@kernel.org>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"Thomas Gleixner" <tglx@linutronix.de>,
	"Ingo Molnar" <mingo@redhat.com>,
	"Borislav Petkov" <bp@alien8.de>,
	"Michal Marek" <michal.lkml@markovi.net>,
	"Linux Kbuild mailing list" <linux-kbuild@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	"Kees Cook" <keescook@chromium.org>,
	"Tony Luck" <tony.luck@intel.com>,
	"Dmitry Vyukov" <dvyukov@google.com>,
	"Michael Ellerman" <mpe@ellerman.id.au>,
	"Joe Perches" <joe@perches.com>,
	"Joel Fernandes" <joel@joelfernandes.org>,
	"Daniel Axtens" <dja@axtens.net>,
	"Andy Shevchenko" <andriy.shevchenko@linux.intel.com>,
	"Alexandru Ardelean" <alexandru.ardelean@analog.com>,
	"Yury Norov" <yury.norov@gmail.com>,
	"maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)"
	<x86@kernel.org>, "Ard Biesheuvel" <ardb@kernel.org>,
	"Paul E . McKenney" <paulmck@kernel.org>,
	"Daniel Kiper" <daniel.kiper@oracle.com>,
	"Bruce Ashfield" <bruce.ashfield@gmail.com>,
	"Marco Elver" <elver@google.com>,
	"Vamshi K Sthambamkadi" <vamshi.k.sthambamkadi@gmail.com>
Subject: Re: [PATCH 0/4] -ffreestanding/-fno-builtin-* patches
Date: Fri, 21 Aug 2020 22:03:47 +0200	[thread overview]
Message-ID: <20200821200347.GX3982@worktop.programming.kicks-ass.net> (raw)
In-Reply-To: <20200821195712.GB1475504@rani.riverdale.lan>

On Fri, Aug 21, 2020 at 03:57:12PM -0400, Arvind Sankar wrote:
> closely: check out what gcc does to initialize a 7-character array with
> zeros at -Os.

You do know that 's' stands for 'stupid', right?

-Os is infamous for generating atrocious crap.

  reply	other threads:[~2020-08-21 20:04 UTC|newest]

Thread overview: 68+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-17 22:02 [PATCH 0/4] -ffreestanding/-fno-builtin-* patches Nick Desaulniers
2020-08-17 22:02 ` [PATCH 1/4] Makefile: add -fno-builtin-stpcpy Nick Desaulniers
2020-08-17 22:31   ` H. Peter Anvin
2020-08-17 23:36     ` Nick Desaulniers
2020-08-18 19:21     ` Kees Cook
2020-08-18  7:10   ` Ard Biesheuvel
2020-08-18  7:25     ` Greg KH
2020-08-18  7:29       ` Ard Biesheuvel
2020-08-18  7:34         ` Greg KH
2020-08-18 19:23   ` Kees Cook
2020-08-17 22:02 ` [PATCH 2/4] Revert "lib/string.c: implement a basic bcmp" Nick Desaulniers
2020-08-18  5:44   ` Nathan Chancellor
2020-08-18 18:00     ` Nick Desaulniers
2020-08-18 19:24       ` Kees Cook
2020-08-17 22:02 ` [PATCH 3/4] x86/boot: use -fno-builtin-bcmp Nick Desaulniers
2020-08-18 19:24   ` Kees Cook
2020-08-17 22:02 ` [PATCH 4/4] x86: don't build CONFIG_X86_32 as -ffreestanding Nick Desaulniers
2020-08-18 19:24   ` Kees Cook
2021-01-07  0:27   ` Fangrui Song
2022-04-07 15:34   ` [tip: x86/build] x86/build: Don't " tip-bot2 for Nick Desaulniers
2022-04-07 17:01     ` Nick Desaulniers
2022-04-07 22:28       ` Borislav Petkov
2020-08-17 22:44 ` [PATCH 0/4] -ffreestanding/-fno-builtin-* patches H. Peter Anvin
2020-08-18 17:56   ` Nick Desaulniers
2020-08-18 19:02     ` H. Peter Anvin
2020-08-18 19:13       ` Linus Torvalds
2020-08-18 19:25         ` Nick Desaulniers
2020-08-18 19:58           ` Nick Desaulniers
2020-08-19 12:19             ` Clement Courbet
2020-08-18 20:24         ` Arvind Sankar
2020-08-18 20:27           ` Nick Desaulniers
2020-08-18 20:58             ` Nick Desaulniers
2020-08-18 21:41               ` Arvind Sankar
2020-08-18 21:51                 ` Dávid Bolvanský
2020-08-18 21:59                 ` Nick Desaulniers
2020-08-18 22:05                   ` Dávid Bolvanský
2020-08-18 23:22                     ` Nick Desaulniers
2020-08-20 14:56                 ` Rasmus Villemoes
2020-08-20 17:56                   ` Arvind Sankar
2020-08-20 18:05                     ` Dávid Bolvanský
2020-08-20 23:33                     ` Linus Torvalds
2020-08-21 17:29                       ` Arvind Sankar
2020-08-21 17:54                         ` Linus Torvalds
2020-08-21 18:02                           ` Linus Torvalds
2020-08-21 19:14                             ` Arvind Sankar
2020-08-21 19:23                               ` Linus Torvalds
2020-08-21 19:57                           ` Arvind Sankar
2020-08-21 20:03                             ` Peter Zijlstra [this message]
2020-08-21 21:39                             ` Linus Torvalds
2020-08-22  0:12                               ` Nick Desaulniers
2020-08-22 12:20                                 ` David Laight
2020-08-21  6:45                     ` Rasmus Villemoes
2020-08-24 15:57                 ` Masahiro Yamada
2020-08-24 17:34                   ` Arvind Sankar
2020-08-25  7:10                     ` Nick Desaulniers
2020-08-25  7:31                       ` Nick Desaulniers
2020-08-25 12:28                       ` Masahiro Yamada
2020-08-25 14:02                         ` Nick Desaulniers
2020-08-26 13:28                           ` Masahiro Yamada
2020-08-18 21:53               ` David Laight
2020-08-20 22:41               ` H. Peter Anvin
2020-08-20 23:17                 ` Arvind Sankar
2020-08-18 19:35       ` Nick Desaulniers
2020-08-18 22:25 ` Arvind Sankar
2020-08-18 22:59   ` Nick Desaulniers
2020-08-18 23:51     ` Arvind Sankar
2020-08-19  0:20     ` Arvind Sankar
2020-08-19  8:26   ` David Laight

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200821200347.GX3982@worktop.programming.kicks-ass.net \
    --to=peterz@infradead.org \
    --cc=akpm@linux-foundation.org \
    --cc=alexandru.ardelean@analog.com \
    --cc=andriy.shevchenko@linux.intel.com \
    --cc=ardb@kernel.org \
    --cc=bp@alien8.de \
    --cc=bruce.ashfield@gmail.com \
    --cc=daniel.kiper@oracle.com \
    --cc=david.bolvansky@gmail.com \
    --cc=dja@axtens.net \
    --cc=dvyukov@google.com \
    --cc=efriedma@quicinc.com \
    --cc=elver@google.com \
    --cc=hpa@zytor.com \
    --cc=joe@perches.com \
    --cc=joel@joelfernandes.org \
    --cc=keescook@chromium.org \
    --cc=linux-kbuild@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@rasmusvillemoes.dk \
    --cc=masahiroy@kernel.org \
    --cc=michal.lkml@markovi.net \
    --cc=mingo@redhat.com \
    --cc=mpe@ellerman.id.au \
    --cc=ndesaulniers@google.com \
    --cc=nivedita@alum.mit.edu \
    --cc=paulmck@kernel.org \
    --cc=tglx@linutronix.de \
    --cc=tony.luck@intel.com \
    --cc=torvalds@linux-foundation.org \
    --cc=vamshi.k.sthambamkadi@gmail.com \
    --cc=x86@kernel.org \
    --cc=yury.norov@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.