From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from dax.scot.redhat.com (sct@dax.scot.redhat.com [195.89.149.242]) by kvack.org (8.8.7/8.8.7) with ESMTP id GAA10920 for ; Fri, 4 Dec 1998 06:34:38 -0500 Date: Fri, 4 Dec 1998 11:34:18 GMT Message-Id: <199812041134.LAA01682@dax.scot.redhat.com> From: "Stephen C. Tweedie" MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Subject: Re: [PATCH] swapin readahead and fixes In-Reply-To: References: Sender: owner-linux-mm@kvack.org To: Rik van Riel Cc: Linux MM , Linux Kernel , Stephen Tweedie List-ID: Hi, On Thu, 3 Dec 1998 18:56:34 +0100 (CET), Rik van Riel said: > The swapin enhancement consists of a simple swapin readahead. One odd thing about the readahead: you don't start the readahead until _after_ you have synchronously read in the first swap page of the cluster. Surely it is better to do the readahead first, so that you are submitting one IO to disk, not two? --Stephen -- This is a majordomo managed list. To unsubscribe, send a message with the body 'unsubscribe linux-mm me@address' to: majordomo@kvack.org