linux-kernel - Re: [RFC][PATCH 00/13] percpu rwsem -v2

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Message-ID: <1435075803.2059.1.camel@stgolabs.net>
Date:	Tue, 23 Jun 2015 09:10:03 -0700
From:	Davidlohr Bueso <dave@...olabs.net>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	oleg@...hat.com, paulmck@...ux.vnet.ibm.com, tj@...nel.org,
	mingo@...hat.com, linux-kernel@...r.kernel.org, der.herr@...r.at,
	riel@...hat.com, viro@...IV.linux.org.uk,
	torvalds@...ux-foundation.org
Subject: Re: [RFC][PATCH 00/13] percpu rwsem -v2

On Mon, 2015-06-22 at 14:16 +0200, Peter Zijlstra wrote:
> This series converts the cpu hotplug lock into a percpu-rwsem to provide a 3rd
> user.

Curious, why not also mem hotplug? It seems to use the exact same
locking mayhem than cpu.

Thanks,
Davidlohr

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