From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx174.postini.com [74.125.245.174]) by kanga.kvack.org (Postfix) with SMTP id 3EE1F6B005A for ; Sun, 22 Jul 2012 20:12:56 -0400 (EDT) Date: Mon, 23 Jul 2012 09:13:11 +0900 From: Minchan Kim Subject: Re: [PATCH 2/3] zsmalloc: prevent mappping in interrupt context Message-ID: <20120723001311.GB4037@bbox> References: <1342630556-28686-1-git-send-email-sjenning@linux.vnet.ibm.com> <1342630556-28686-2-git-send-email-sjenning@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1342630556-28686-2-git-send-email-sjenning@linux.vnet.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: Seth Jennings Cc: Greg Kroah-Hartman , Andrew Morton , Dan Magenheimer , Konrad Rzeszutek Wilk , Nitin Gupta , Robert Jennings , linux-mm@kvack.org, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org 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 Acked-by: Minchan Kim -- Kind regards, Minchan Kim -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752778Ab2GWAM5 (ORCPT ); Sun, 22 Jul 2012 20:12:57 -0400 Received: from LGEMRELSE6Q.lge.com ([156.147.1.121]:53833 "EHLO LGEMRELSE6Q.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752677Ab2GWAM4 (ORCPT ); Sun, 22 Jul 2012 20:12:56 -0400 X-AuditID: 9c930179-b7bdcae000003d91-39-500c9706b738 Date: Mon, 23 Jul 2012 09:13:11 +0900 From: Minchan Kim To: Seth Jennings Cc: Greg Kroah-Hartman , Andrew Morton , Dan Magenheimer , Konrad Rzeszutek Wilk , Nitin Gupta , Robert Jennings , linux-mm@kvack.org, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/3] zsmalloc: prevent mappping in interrupt context Message-ID: <20120723001311.GB4037@bbox> References: <1342630556-28686-1-git-send-email-sjenning@linux.vnet.ibm.com> <1342630556-28686-2-git-send-email-sjenning@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1342630556-28686-2-git-send-email-sjenning@linux.vnet.ibm.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-Brightmail-Tracker: AAAAAA== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 Acked-by: Minchan Kim -- Kind regards, Minchan Kim