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From: David Howells <dhowells@redhat.com>
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Subject: Re: [PATCH 1/19] MUTEX: Introduce simple mutex implementation 
Date: Thu, 15 Dec 2005 16:51:02 +0000
Message-ID: <6256.1134665462@warthog.cambridge.redhat.com>
Sender: dhowells@redhat.com
To: Linus Torvalds <torvalds@osdl.org>
Cc: David Howells <dhowells@redhat.com>, Nikita Danilov <nikita@clusterfs.com>, Alan Cox <alan@lxorguk.ukuu.org.uk>, Andrew Morton <akpm@osdl.org>, tglx@linutronix.de, pj@sgi.com, mingo@elte.hu, hch@infradead.org, arjan@infradead.org, matthew@wil.cx, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org
List-ID: <linux-arch.vger.kernel.org>

Linus Torvalds <torvalds@osdl.org> wrote:

> Think about it a bit. We don't have DECLARE_SPINLOCK either. Why?

I thought it was something to do with initialising struct list_heads, which
spinlocks don't have.

David