From: Ralf Baechle <ralf@linux-mips.org>
To: Kyle McMartin <kyle@infradead.org>
Cc: torvalds@linux-foundation.org, linux-kernel@vger.kernel.org,
mingo@redhat.com
Subject: Re: x86: spinlocks: define dummy __raw_spin_is_contended
Date: Sun, 8 Feb 2009 23:51:49 +0000 [thread overview]
Message-ID: <20090208235149.GA23217@linux-mips.org> (raw)
In-Reply-To: <20090208180341.GC11398@bombadil.infradead.org>
On Sun, Feb 08, 2009 at 01:03:41PM -0500, Kyle McMartin wrote:
> From: Kyle McMartin <kyle@redhat.com>
>
> Architectures other than mips and x86 are not using ticket
> spinlocks. Therefore, the contention on the lock is meaningless,
> since there is nobody known to be waiting on it (arguably /fairly/
> unfair locks) Dummy it out to return 0 on other architectures.
>
> Signed-off-by: Kyle McMartin <kyle@redhat.com>
Looks good.
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Ralf
prev parent reply other threads:[~2009-02-08 23:53 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-08 18:03 x86: spinlocks: define dummy __raw_spin_is_contended Kyle McMartin
2009-02-08 22:39 ` Kyle McMartin
2009-02-09 9:22 ` Ingo Molnar
2009-02-09 9:44 ` Ingo Molnar
2009-02-08 23:51 ` Ralf Baechle [this message]
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