From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Nick Piggin <npiggin@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
"H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@elte.hu>,
the arch/x86 maintainers <x86@kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Nick Piggin <npiggin@kernel.dk>,
Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Subject: Re: [PATCH 0/6] Clean up ticketlock implementation
Date: Mon, 31 Jan 2011 13:46:50 -0800 [thread overview]
Message-ID: <4D472DCA.8080402@goop.org> (raw)
In-Reply-To: <AANLkTikPfjzpQn4nYgoAyAJ6sDnZM-a0b3V794Q_Mpy+@mail.gmail.com>
On 01/24/2011 05:08 PM, Nick Piggin wrote:
>> So very similar, except the compiler misses directly comparing
>> %ah to %al.
> Oh :(
>
> Have you filed a bug with gcc?
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47556
J
prev parent reply other threads:[~2011-01-31 21:46 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-24 23:41 Jeremy Fitzhardinge
2011-01-24 23:41 ` [PATCH 1/6] x86/ticketlock: clean up types and accessors Jeremy Fitzhardinge
2011-01-24 23:41 ` [PATCH 2/6] x86/ticketlock: convert spin loop to C Jeremy Fitzhardinge
2011-01-24 23:41 ` [PATCH 3/6] x86/ticketlock: Use C for __ticket_spin_unlock Jeremy Fitzhardinge
2011-01-25 1:13 ` Nick Piggin
2011-01-25 1:42 ` Jeremy Fitzhardinge
2011-01-25 1:49 ` Nick Piggin
2011-01-24 23:41 ` [PATCH 4/6] x86/ticketlock: make large and small ticket versions of spin_lock the same Jeremy Fitzhardinge
2011-01-24 23:41 ` [PATCH 5/6] x86/ticketlock: make __ticket_spin_lock common Jeremy Fitzhardinge
2011-01-24 23:41 ` [PATCH 6/6] x86/ticketlock: make __ticket_spin_trylock common Jeremy Fitzhardinge
2011-01-25 1:16 ` Nick Piggin
2011-01-25 1:42 ` Jeremy Fitzhardinge
2011-01-25 1:58 ` Nick Piggin
2011-01-27 23:53 ` Jeremy Fitzhardinge
2011-01-25 1:08 ` [PATCH 0/6] Clean up ticketlock implementation Nick Piggin
2011-01-31 21:46 ` Jeremy Fitzhardinge [this message]
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