From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from penguin.e-mind.com (penguin.e-mind.com [195.223.140.120]) by kvack.org (8.8.7/8.8.7) with ESMTP id RAA17402 for ; Tue, 6 Apr 1999 17:05:57 -0400 Date: Tue, 6 Apr 1999 23:04:58 +0200 (CEST) From: Andrea Arcangeli Subject: Re: [patch] arca-vm-2.2.5 In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: Chuck Lever Cc: "Stephen C. Tweedie" , linux-kernel@vger.rutgers.edu, linux-mm@kvack.org List-ID: On Tue, 6 Apr 1999, Chuck Lever wrote: >but still, why does it help to add the unshifted "offset"? doesn't seem >like there's any new information in that. The unshifted offset is useful for swap cache pages. When the page is a swap cache page the page->offset really is the swap entry that tell us where the page is been swapped out. And in such case page->offset is not page aligned. Andrea Arcangeli -- To unsubscribe, send a message with 'unsubscribe linux-mm my@address' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://humbolt.geo.uu.nl/Linux-MM/