From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Fri, 8 Jun 2001 19:07:17 +0100 From: "Stephen C. Tweedie" Subject: Re: temp. mem mappings Message-ID: <20010608190717.T1757@redhat.com> References: <3B2DF994@MailAndNews.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3B2DF994@MailAndNews.com>; from cohutta@MailAndNews.com on Thu, Jun 07, 2001 at 09:38:06PM -0400 Sender: owner-linux-mm@kvack.org Return-Path: To: cohutta Cc: "Stephen C. Tweedie" , linux-mm List-ID: Hi, On Thu, Jun 07, 2001 at 09:38:06PM -0400, cohutta wrote: > >Right --- you can use alloc_pages but we haven't done the > >initialisation of the kmalloc slabsl by this point. > > My testing indicates that i can't use __get_free_page(GFP_KERNEL) > any time during setup_arch() [still x86]. It causes a BUG > in slab.c (line 920) [linux 2.4.5]. After paging_init(), it should be OK --- as long as there is enough memory that you don't end up calling the VM try_to_free_page routines. Those will definitely choke this early in boot. Cheers, Stephen -- 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/