From: Hagen Paul Pfeifer <hagen@jauu.net>
To: Denys Vlasenko <vda.linux@googlemail.com>
Cc: Ingo Molnar <mingo@kernel.org>, Borislav Petkov <bp@alien8.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Andrew Morton <akpm@linux-foundation.org>,
Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Markus Trippelsdorf <markus@trippelsdorf.de>,
Thomas Gleixner <tglx@linutronix.de>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH RFC] x86: enforce inlining for atomics
Date: Mon, 13 Jul 2015 23:12:27 +0200 (CEST) [thread overview]
Message-ID: <152440796.1623.1436821948088.JavaMail.open-xchange@ox1app> (raw)
In-Reply-To: <CAK1hOcNvC+GCBoj4vtCPYstnOOOq=hkKYCB8ceWCXEOxnzAAHg@mail.gmail.com>
> On July 13, 2015 at 11:06 PM Denys Vlasenko <vda.linux@googlemail.com>
> wrote:
>
> Not *your* way.
> I meant that I'll send patches to Ingo - I see that he agrees that
> this worth fixing instead of waiting for a better compiler.
Yeah, do it. Sorry it was not my intention to prevent you to fix this -
not at all. Go on, *every* patch will make things better.
> (Ideally, the compiler shouldn't do this, but gcc BZ comments
> are not encouraging).
Right, the inline heuristic - as Linus already noted - is quite bad for
some cases (especially inline asm).
Hagen
next prev parent reply other threads:[~2015-07-13 21:12 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-20 21:27 Hagen Paul Pfeifer
2015-04-20 21:56 ` Borislav Petkov
2015-04-20 22:08 ` Hagen Paul Pfeifer
2015-04-21 7:42 ` Ingo Molnar
2015-04-21 10:56 ` Hagen Paul Pfeifer
2015-04-21 22:57 ` Hagen Paul Pfeifer
2015-04-22 0:57 ` Linus Torvalds
2015-04-22 5:24 ` Markus Trippelsdorf
2015-04-22 5:58 ` Hagen Paul Pfeifer
2015-04-22 9:20 ` Markus Trippelsdorf
2015-04-22 9:28 ` Ingo Molnar
2015-04-22 9:31 ` Hagen Paul Pfeifer
2015-04-30 1:52 ` Henrique de Moraes Holschuh
2015-07-13 18:27 ` Denys Vlasenko
2015-07-13 19:20 ` Hagen Paul Pfeifer
2015-07-13 21:06 ` Denys Vlasenko
2015-07-13 21:12 ` Hagen Paul Pfeifer [this message]
2015-07-13 18:25 ` Denys Vlasenko
2015-04-20 23:46 ` Peter Zijlstra
2015-04-22 14:10 ` [tip:x86/asm] x86/asm: Always inline atomics tip-bot for Hagen Paul Pfeifer
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