From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Weimer Subject: Re: Prezeroing V2 [3/4]: Add support for ZEROED and NOT_ZEROED free maps References: <87wtv464ty.fsf@deneb.enyo.de> Date: Mon, 27 Dec 2004 00:24:56 +0100 In-Reply-To: (Linus Torvalds's message of "Sun, 26 Dec 2004 15:12:45 -0800 (PST)") Message-ID: <87llbk63sn.fsf@deneb.enyo.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-linux-mm@kvack.org Return-Path: To: Linus Torvalds Cc: 7eggert@gmx.de, Christoph Lameter , akpm@osdl.org, linux-ia64@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: * Linus Torvalds: > Anyway, at this point I think the most interesting question is whether it > actually improves any macro-benchmark behaviour, rather than just a page > fault latency tester microbenchmark.. By the way, some crazy idea that occurred to me: What about incrementally scrubbing a page which has been assigned previously to this CPU, while spinning inside spinlocks (or busy-waiting somewhere else)? -- 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