Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752370Ab3G3AQQ (ORCPT ); Mon, 29 Jul 2013 20:16:16 -0400 Received: from out1-smtp.messagingengine.com ([66.111.4.25]:43785 "EHLO out1-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751272Ab3G3AQN (ORCPT ); Mon, 29 Jul 2013 20:16:13 -0400 X-Sasl-enc: 2DXH1vcRbfdFbzhe4dzTdJ6rBhzcUCp5XUxgYXc1DO83 1375143372 Date: Mon, 29 Jul 2013 17:16:11 -0700 From: Greg KH To: Andrew Morton Cc: David Miller , Vineet.Gupta1@synopsys.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, mgorman@suse.de, hughd@google.com, riel@redhat.com, rientjes@google.com, peterz@infradead.org, linux-arch@vger.kernel.org, catalin.marinas@arm.com, jcmvbkbc@gmail.com, stable@vger.kernel.org Subject: Re: [PATCH] mm: Fix the TLB range flushed when __tlb_remove_page() runs out of slots Message-ID: <20130730001611.GA15007@kroah.com> References: <1369832173-15088-1-git-send-email-vgupta@synopsys.com> <20130729.164106.943996066712571180.davem@davemloft.net> <20130729164658.0dfa1ff602bc131fe2ec0b1b@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130729164658.0dfa1ff602bc131fe2ec0b1b@linux-foundation.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1236 Lines: 30 On Mon, Jul 29, 2013 at 04:46:58PM -0700, Andrew Morton wrote: > On Mon, 29 Jul 2013 16:41:06 -0700 (PDT) David Miller wrote: > > > From: Vineet Gupta > > Date: Wed, 29 May 2013 18:26:13 +0530 > > > > > zap_pte_range loops from @addr to @end. In the middle, if it runs out of > > > batching slots, TLB entries needs to be flushed for @start to @interim, > > > NOT @interim to @end. > > > > > > Since ARC port doesn't use page free batching I can't test it myself but > > > this seems like the right thing to do. > > > Observed this when working on a fix for the issue at thread: > > > http://www.spinics.net/lists/linux-arch/msg21736.html > > > > > > Signed-off-by: Vineet Gupta > > > > As this bug can cause pretty serious memory corruption, I'd like to > > see this submitted to -stable. > > Greg, e6c495a96ce02574e765d5140039a64c8d4e8c9e from mainline, please. Now applied to 3.10-stable, thanks. greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/