From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: [RFC][PATCH] Sparse Memory Handling (hot-add foundation) References: <1108685033.6482.38.camel@localhost> From: Andi Kleen Date: Fri, 18 Feb 2005 11:04:06 +0100 In-Reply-To: <1108685033.6482.38.camel@localhost> (Dave Hansen's message of "Thu, 17 Feb 2005 16:03:53 -0800") Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-linux-mm@kvack.org Return-Path: To: Dave Hansen Cc: lhms , linux-mm , Andy Whitcroft , linux-kernel@vger.kernel.org List-ID: Dave Hansen writes: > The attached patch, largely written by Andy Whitcroft, implements a > feature which is similar to DISCONTIGMEM, but has some added features. > Instead of splitting up the mem_map for each NUMA node, this splits it > up into areas that represent fixed blocks of memory. This allows > individual pieces of that memory to be easily added and removed. [...] I'm curious - how does this affect .text size for a i386 or x86-64 NUMA kernel? One area I wanted to improve on x86-64 for a long time was to shrink the big virt_to_page() etc. inline macros. Your new code actually looks a bit smaller. -Andi -- 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