All of lore.kernel.org
 help / color / mirror / Atom feed
From: Ingo Molnar <mingo@kernel.org>
To: Nadav Amit <namit@vmware.com>
Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Ingo Molnar <mingo@redhat.com>,
	LKML <linux-kernel@vger.kernel.org>, X86 ML <x86@kernel.org>,
	Sam Ravnborg <sam@ravnborg.org>,
	Michal Marek <michal.lkml@markovi.net>,
	Thomas Gleixner <tglx@linutronix.de>,
	"H. Peter Anvin" <hpa@zytor.com>,
	"linux-kbuild@vger.kernel.org" <linux-kbuild@vger.kernel.org>
Subject: Re: [PATCH v8 02/10] Makefile: Prepare for using macros for inline asm
Date: Tue, 2 Oct 2018 12:59:52 +0200	[thread overview]
Message-ID: <20181002105952.GA13611@gmail.com> (raw)
In-Reply-To: <307823F9-DCCF-4384-9FBE-28642FAD6B4E@vmware.com>


* Nadav Amit <namit@vmware.com> wrote:

> at 1:58 AM, Rasmus Villemoes <linux@rasmusvillemoes.dk> wrote:
> 
> > On 2018-09-18 23:28, Nadav Amit wrote:
> > 
> >> diff --git a/arch/x86/Makefile b/arch/x86/Makefile
> >> index 8f6e7eb8ae9f..944fa3bc9376 100644
> >> --- a/arch/x86/Makefile
> >> +++ b/arch/x86/Makefile
> >> @@ -214,8 +214,8 @@ ifdef CONFIG_X86_64
> >> KBUILD_LDFLAGS += $(call ld-option, -z max-page-size=0x200000)
> >> endif
> >> 
> >> -# Speed up the build
> >> -KBUILD_CFLAGS += -pipe
> >> +# We cannot use -pipe flag since we give an additional .s file to the compiler
> >> +#KBUILD_CFLAGS += -pipe
> > 
> > Is this really necessary? The gas manual says that one can use -- to
> > name stdin, though that's probably a typo and should just be - . Doing
> > 
> > gcc -pipe -Wa,foo.s -Wa,-
> 
> Good idea. I didn’t think of it. Yes, this can do the trick. I’ll do it in
> v9.

Ok, will wait for v9.

Thanks,

	Ingo

  parent reply	other threads:[~2018-10-02 17:42 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-18 21:28 [PATCH v8 00/10] x86: macrofying inline asm for better compilation Nadav Amit
2018-09-18 21:28 ` Nadav Amit
2018-09-18 21:28 ` [PATCH v8 01/10] xtensa: defining LINKER_SCRIPT for the linker script Nadav Amit
2018-09-18 21:28 ` [PATCH v8 02/10] Makefile: Prepare for using macros for inline asm Nadav Amit
2018-09-18 21:28   ` Nadav Amit
2018-09-26  8:58   ` Rasmus Villemoes
2018-09-26 17:56     ` Nadav Amit
2018-09-27  7:52       ` Rasmus Villemoes
2018-10-01 22:01       ` Masahiro Yamada
2018-10-03 19:41         ` Nadav Amit
2018-10-02 10:59       ` Ingo Molnar [this message]
2018-10-03 19:43         ` hpa
2018-10-03 20:29           ` Nadav Amit
2018-09-18 21:28 ` [PATCH v8 03/10] x86: objtool: use asm macro for better compiler decisions Nadav Amit
2018-09-18 21:28   ` Nadav Amit
2018-09-18 21:28 ` [PATCH v8 04/10] x86: refcount: prevent gcc distortions Nadav Amit
2018-09-18 21:28 ` [PATCH v8 05/10] x86: alternatives: macrofy locks for better inlining Nadav Amit
2018-09-18 21:28 ` [PATCH v8 06/10] x86: bug: prevent gcc distortions Nadav Amit
2018-09-18 21:28 ` [PATCH v8 07/10] x86: prevent inline distortion by paravirt ops Nadav Amit
2018-09-18 21:28 ` [PATCH v8 08/10] x86: extable: use macros instead of inline assembly Nadav Amit
2018-09-18 21:28 ` [PATCH v8 09/10] x86: cpufeature: " Nadav Amit
2018-09-18 21:28 ` [PATCH v8 10/10] x86: jump-labels: " Nadav Amit
2018-09-21 18:26 ` [PATCH v8 00/10] x86: macrofying inline asm for better compilation Kees Cook
2018-09-21 18:26   ` Kees Cook

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=20181002105952.GA13611@gmail.com \
    --to=mingo@kernel.org \
    --cc=hpa@zytor.com \
    --cc=linux-kbuild@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@rasmusvillemoes.dk \
    --cc=michal.lkml@markovi.net \
    --cc=mingo@redhat.com \
    --cc=namit@vmware.com \
    --cc=sam@ravnborg.org \
    --cc=tglx@linutronix.de \
    --cc=x86@kernel.org \
    /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.