From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail202.messagelabs.com (mail202.messagelabs.com [216.82.254.227]) by kanga.kvack.org (Postfix) with SMTP id 7CB506B0098 for ; Tue, 2 Feb 2010 15:27:24 -0500 (EST) Date: Tue, 2 Feb 2010 21:27:16 +0100 From: Andrea Arcangeli Subject: Re: [RFP-V2 0/3] Make mmu_notifier_invalidate_range_start able to sleep. Message-ID: <20100202202716.GS4135@random.random> References: <20100202135141.GH6616@sgi.com> <20100202141036.GL4135@random.random> <20100202142130.GI6616@sgi.com> <20100202145911.GM4135@random.random> <20100202152142.GQ6653@sgi.com> <20100202160146.GO4135@random.random> <20100202163930.GR6653@sgi.com> <20100202165224.GP4135@random.random> <20100202165903.GN6616@sgi.com> <20100202173158.GO6616@sgi.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100202173158.GO6616@sgi.com> Sender: owner-linux-mm@kvack.org To: Robin Holt Cc: Christoph Hellwig , Andrew Morton , Jack Steiner , linux-mm@kvack.org List-ID: On Tue, Feb 02, 2010 at 11:31:58AM -0600, Robin Holt wrote: > Not better. Still need to grab the mmap_sem. How about this? I don't think you need to grab mmap_sem, previous patch was ok if we agree with the tradeoff that you still can't schedule in ->invalidate_page and it's unclear why that is ok. After you apply transparent hugepage support, it'll break and I'll have to deal with it somehow. -- 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