From: Tejun Heo <tj@kernel.org>
To: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Christoph Lameter <cl@linux-foundation.org>,
"H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@elte.hu>,
Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/2] percpu: remove this_cpu_xor()
Date: Sun, 27 Oct 2013 09:04:15 -0400 [thread overview]
Message-ID: <20131027130415.GA30307@mtj.dyndns.org> (raw)
In-Reply-To: <1382354737-59872-1-git-send-email-heiko.carstens@de.ibm.com>
On Mon, Oct 21, 2013 at 01:25:35PM +0200, Heiko Carstens wrote:
> While optimizing and testing s390's this_cpu ops I realized that
> this_cpu_xor() generates broken code ("or" instead of "xor").
>
> Since there is not a single user in the whole kernel tree it seems
> to be a good opportunity to simply remove it instead of fixing it.
>
> These two patches only remove the generic and x86 variant. It doesn't
> touch s390 since it would only generate a merge conflict later on.
> I will take care of s390 anyway if the consensus is that it should be
> removed.
>
> Heiko Carstens (2):
> percpu: remove this_cpu_xor() implementation
> x86: remove this_cpu_xor() implementation
Applied to percpu/for-3.13.
Thanks.
--
tejun
prev parent reply other threads:[~2013-10-27 13:04 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-21 11:25 [PATCH 0/2] percpu: remove this_cpu_xor() Heiko Carstens
2013-10-21 11:25 ` [PATCH 1/2] percpu: remove this_cpu_xor() implementation Heiko Carstens
2013-10-21 14:59 ` Ingo Molnar
2013-10-21 11:25 ` [PATCH 2/2] x86: " Heiko Carstens
2013-10-27 13:04 ` Tejun Heo [this message]
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