From: Pavel Machek <pavel@ucw.cz>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Jonathan Corbet <corbet@lwn.net>,
mingo@kernel.org, tglx@linutronix.de,
linux-kernel@vger.kernel.org, torvalds@linux-foundation.org
Subject: Re: [PATCH 1/2] x86: Force asm-goto
Date: Thu, 22 Mar 2018 13:10:44 +0100 [thread overview]
Message-ID: <20180322121043.GB12518@amd> (raw)
In-Reply-To: <20180320155036.GU4043@hirez.programming.kicks-ass.net>
[-- Attachment #1: Type: text/plain, Size: 1042 bytes --]
On Tue 2018-03-20 16:50:36, Peter Zijlstra wrote:
> On Tue, Mar 20, 2018 at 09:45:54AM -0600, Jonathan Corbet wrote:
> > On Mon, 19 Mar 2018 16:41:25 +0100
> > Peter Zijlstra <peterz@infradead.org> wrote:
> >
> > > A primary prerequisite for this is of course that the compiler
> > > supports asm-goto. This effecively lifts the minimum GCC version to
> > > build an x86 kernel to gcc-4.5.
> >
> > Given that, how about a patch to Documentation/Changes to reflect the new
> > reality? It's not in RST yet, so you should be able to go there without
> > ill effect :)
>
>
> That thing says:
>
> GCC
> ---
>
> The gcc version requirements may vary depending on the type of CPU in your
> computer. jon
>
> Which is still entirely accurate. And afaik the 3.2 minimum listed there
> still works for !x86.
Maybe accurate, but pretty user hostile :-(.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
[-- Attachment #2: Digital signature --]
[-- Type: application/pgp-signature, Size: 181 bytes --]
next prev parent reply other threads:[~2018-03-22 12:10 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-19 15:41 [PATCH 0/2] x86: Mandate asm-goto support Peter Zijlstra
2018-03-19 15:41 ` [PATCH 1/2] x86: Force asm-goto Peter Zijlstra
2018-03-19 19:57 ` Thomas Gleixner
2018-03-19 20:13 ` Peter Zijlstra
2018-03-20 10:00 ` [tip:x86/build] " tip-bot for Peter Zijlstra
2018-03-27 16:43 ` [PATCH 1/2] " Anders Roxell
2018-03-20 15:45 ` Jonathan Corbet
2018-03-20 15:50 ` Peter Zijlstra
2018-03-20 18:44 ` Jonathan Corbet
2018-03-22 12:10 ` Pavel Machek [this message]
2018-03-19 15:41 ` [PATCH 2/2] x86: Remove FAST_FEATURE_TESTS Peter Zijlstra
2018-03-20 10:01 ` [tip:x86/build] " tip-bot for Peter Zijlstra
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=20180322121043.GB12518@amd \
--to=pavel@ucw.cz \
--cc=corbet@lwn.net \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@kernel.org \
--cc=peterz@infradead.org \
--cc=tglx@linutronix.de \
--cc=torvalds@linux-foundation.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.