From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 16 Jan 2008 02:06:01 +0100 From: Andrea Arcangeli Subject: Re: [PATCH] mmu notifiers #v2 Message-ID: <20080116010601.GF7059@v2.random> References: <20080113162418.GE8736@v2.random> <20080115124449.GK30812@v2.random> <1200428333.6755.0.camel@pasglop> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1200428333.6755.0.camel@pasglop> Sender: owner-linux-mm@kvack.org Return-Path: To: Benjamin Herrenschmidt Cc: Christoph Lameter , linux-kernel@vger.kernel.org, linux-mm@kvack.org, kvm-devel@lists.sourceforge.net, Avi Kivity , Izik Eidus , daniel.blueman@quadrics.com, holt@sgi.com, steiner@sgi.com, Andrew Morton , Hugh Dickins , Nick Piggin List-ID: On Wed, Jan 16, 2008 at 07:18:53AM +1100, Benjamin Herrenschmidt wrote: > Do you have cases where it's -not- called with the PTE lock held ? For invalidate_page no because currently it's only called next to the ptep_get_and_clear that modifies the pte and requires the pte lock. invalidate_range/release are called w/o pte lock held. -- 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