From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sat, 5 Apr 2003 14:31:38 -0800 From: Andrew Morton Subject: Re: objrmap and vmtruncate Message-Id: <20030405143138.27003289.akpm@digeo.com> In-Reply-To: <20030405220621.GG1326@dualathlon.random> References: <20030404163154.77f19d9e.akpm@digeo.com> <12880000.1049508832@flay> <20030405024414.GP16293@dualathlon.random> <20030404192401.03292293.akpm@digeo.com> <20030405040614.66511e1e.akpm@digeo.com> <20030405163003.GD1326@dualathlon.random> <20030405132406.437b27d7.akpm@digeo.com> <20030405220621.GG1326@dualathlon.random> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Andrea Arcangeli Cc: mbligh@aracnet.com, mingo@elte.hu, hugh@veritas.com, dmccr@us.ibm.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: Andrea Arcangeli wrote: > > I see what you mean, you're right. That's because all the 10,000 vma > belongs to the same inode. I see two problems with objrmap - this search, and the complexity of the interworking with nonlinear mappings. There is talk going around about implementing some more sophisticated search structure thatn a linear list. And treating the nonlinear mappings as being mlocked is a great simplification - I'd be interested in Ingo's views on that. -- 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: aart@kvack.org