linux-kernel - Re: [PATCH 1/3] lglock: remove online variants of lock

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Message-ID: <20120420111229.GG25458@amd.local0.net>
Date:	Fri, 20 Apr 2012 21:12:29 +1000
From:	Nick Piggin <npiggin@...nel.dk>
To:	Rusty Russell <rusty@...tcorp.com.au>
Cc:	Andi Kleen <ak@...ux.intel.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Nick Piggin <npiggin@...nel.dk>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Alexander Viro <viro@...iv.linux.org.uk>,
	"Srivatsa S. Bhat" <srivatsa.bhat@...ux.vnet.ibm.com>,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 1/3] lglock: remove online variants of lock

On Mon, Mar 05, 2012 at 05:33:41PM +1030, Rusty Russell wrote:
> Optimizing the slow paths adds a lot of complexity.  If you need to
> grab every lock often, you have other problems.

> 
> Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>


Someone might cry about online vs possible discrepancy, but
I don't really mind.

Acked-by: Nick Piggin <npiggin@...nel.dk>
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