From mboxrd@z Thu Jan  1 00:00:00 1970
From: oleg@redhat.com (Oleg Nesterov)
Date: Sat, 2 Mar 2013 18:06:56 +0100
Subject: [PATCH] lglock: add read-preference local-global rwlock
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On 03/02, Michel Lespinasse wrote:
>
> My version would be slower if it needs to take the
> slow path in a reentrant way, but I'm not sure it matters either :)

I'd say, this doesn't matter at all, simply because this can only happen
if we race with the active writer.

Oleg.