From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from max.phys.uu.nl (max.phys.uu.nl [131.211.32.73]) by kvack.org (8.8.7/8.8.7) with ESMTP id MAA18697 for ; Sun, 5 Jul 1998 12:31:16 -0400 Date: Sun, 5 Jul 1998 13:29:58 +0200 (CEST) From: Rik van Riel Reply-To: Rik van Riel Subject: Re: increasing page size In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: Peter-Paul Witta Cc: "David S. Miller" , Linux MM List-ID: On Sun, 5 Jul 1998, Peter-Paul Witta wrote: > > Stephen Tweedie and Ingo Molnar have some swapin > > readahead code, carefully hidden in a secret place... > > this wont solve the dma fragmentation problem, would it??? That is solved with a new memory allocator. See my home page for more info. > > Page size is coded into hardware (except on m68k) and > > there's no reason for using 32 kB pages when we can > > use proper readahead and I/O clustering. > > i thought intel ia32 had no problems with 4k .. 4m ??? x86 uses 4k for user pages. The 4M pages only work for ring-0 (kernel mode) stuff. Rik. +-------------------------------------------------------------------+ | Linux memory management tour guide. H.H.vanRiel@phys.uu.nl | | Scouting Vries cubscout leader. http://www.phys.uu.nl/~riel/ | +-------------------------------------------------------------------+ -- This is a majordomo managed list. To unsubscribe, send a message with the body 'unsubscribe linux-mm me@address' to: majordomo@kvack.org