From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 27 Feb 2008 17:01:50 -0800 (PST) From: Christoph Lameter Subject: Re: [patch 5/6] mmu_notifier: Support for drivers with revers maps (f.e. for XPmem) In-Reply-To: <20080228004226.GE8091@v2.random> Message-ID: References: <20080215064859.384203497@sgi.com> <20080215064933.376635032@sgi.com> <200802201055.21343.nickpiggin@yahoo.com.au> <20080228004226.GE8091@v2.random> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Andrea Arcangeli Cc: Nick Piggin , akpm@linux-foundation.org, Robin Holt , Avi Kivity , Izik Eidus , kvm-devel@lists.sourceforge.net, Peter Zijlstra , general@lists.openfabrics.org, Steve Wise , Roland Dreier , Kanoj Sarcar , steiner@sgi.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, daniel.blueman@quadrics.com List-ID: On Thu, 28 Feb 2008, Andrea Arcangeli wrote: > On Wed, Feb 27, 2008 at 02:43:41PM -0800, Christoph Lameter wrote: > > Nope. unmap_mapping_range is already handled by the range callbacks. > > But they're called with atomic=1 on anything but anonymous memory. I > understood Andrew asked to remove the atomic param and to allow > sleeping for all kind of vmas. I also understood certain XPMEM > customers asked to use XPMEM on something more than anonymous memory. Yes but the patch that is discussed here does not handle that situation. -- 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