From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sat, 28 Feb 2004 02:38:47 +1100 From: Anton Blanchard Subject: Re: mapped page in prep_new_page().. Message-ID: <20040227153846.GO5801@krispykreme> References: <20040226225809.669d275a.akpm@osdl.org> <1077878329.22925.321.camel@gaston> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org Return-Path: To: Linus Torvalds Cc: Benjamin Herrenschmidt , Andrew Morton , hch@infradead.org, linux-mm@kvack.org List-ID: > Yeah, that makes complete sense now. "DAR" and "300 trap". I should have > seen it immediately. Glad you see it our way. Want a job at IBM? ... > and here's what ppc64 prints out: > > Oops: Kernel access of bad area, sig: 11 [#1] > NIP: C00000000008D7C4 XER: 0000000020000000 LR: C000000000086F70 > REGS: c00000007a43b7f0 TRAP: 0300 Not tainted > ... > > And I'm sure it's clear as glass what that's all about. Yeah it needs to be made clearer. We are also missing a dump of a few instructions around the fail, especially useful when you dont have the vmlinux or the fail is in modules somewhere. Anton -- 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/ . Don't email: aart@kvack.org