Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759447Ab2HXNXe (ORCPT ); Fri, 24 Aug 2012 09:23:34 -0400 Received: from eddie.linux-mips.org ([78.24.191.182]:56842 "EHLO cvs.linux-mips.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751931Ab2HXNXa (ORCPT ); Fri, 24 Aug 2012 09:23:30 -0400 Date: Fri, 24 Aug 2012 15:23:11 +0200 From: Ralf Baechle To: Jovi Zhang Cc: Andrew Morton , Andrea Arcangeli , linux-mips@linux-mips.org, Youquan Song , Andi Kleen , LKML , stable@vger.kernel.org Subject: Re: [PATCH] MIPS/mm: add compound tail page _mapcount when mapped Message-ID: <20120824132311.GG10439@linux-mips.org> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: 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: 750 Lines: 21 On Wed, Aug 22, 2012 at 11:02:34AM +0800, Jovi Zhang wrote: > see commit b6999b191 which target for x86 mm/gup, let it align with > mips architecture. > > Quote from commit b6999b191: > "If compound pages are used and the page is a > tail page, gup_huge_pmd() increases _mapcount to record tail page are > mapped while gup_huge_pud does not do that." Thanks, applied and also acked' for -stable. Note the patch got linewrapped along the way but it's trivial enough to be fixed up. Ralf -- 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/