linux-kernel - Re: [PATCH 2/3] zsmalloc: prevent mappping in interrupt context

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Message-ID: <20120723001311.GB4037@bbox>
Date:	Mon, 23 Jul 2012 09:13:11 +0900
From:	Minchan Kim <minchan@...nel.org>
To:	Seth Jennings <sjenning@...ux.vnet.ibm.com>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Dan Magenheimer <dan.magenheimer@...cle.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Nitin Gupta <ngupta@...are.org>,
	Robert Jennings <rcj@...ux.vnet.ibm.com>, linux-mm@...ck.org,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] zsmalloc: prevent mappping in interrupt context

On Wed, Jul 18, 2012 at 11:55:55AM -0500, Seth Jennings wrote:
> Because we use per-cpu mapping areas shared among the
> pools/users, we can't allow mapping in interrupt context
> because it can corrupt another users mappings.
> 
> Signed-off-by: Seth Jennings <sjenning@...ux.vnet.ibm.com>
Acked-by: Minchan Kim <minchan@...nel.org>

-- 
Kind regards,
Minchan Kim
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