From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Fri, 10 Dec 1999 00:15:13 +0100 (CET) From: Ingo Molnar Subject: Re: Getting big areas of memory, in 2.3.x? In-Reply-To: <38501014.E5066331@mandrakesoft.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Jeff Garzik Cc: Alan Cox , Linux Kernel List , linux-mm@kvack.org List-ID: On Thu, 9 Dec 1999, Jeff Garzik wrote: > > hm, does anyone have any conceptual problem with a new > > allocate_largemem(pages) interface in page_alloc.c? It's not terribly hard > > to scan all bitmaps for available RAM and mark the large memory area > > allocated and remove all pages from the freelists. Such areas can only be > > freed via free_largemem(pages). Both calls will be slow, so should be only > > used at driver initialization time and such. > > Would this interface swap out user pages if necessary? That sort of > interface would be great, and kill a number of hacks floating around out > there. not at the moment - but it's not really necessery because this is ment for driver initialization time, which usually happens at boot time. -- mingo -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://humbolt.geo.uu.nl/Linux-MM/