From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from gate.crashing.org (gate.crashing.org [63.228.1.57]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 07766DDF00 for ; Tue, 10 Jun 2008 17:20:26 +1000 (EST) Subject: Re: linux-next: powerpc build failure From: Benjamin Herrenschmidt To: Stephen Rothwell In-Reply-To: <20080610165441.a7c5ddd0.sfr@canb.auug.org.au> References: <20080610165441.a7c5ddd0.sfr@canb.auug.org.au> Content-Type: text/plain Date: Tue, 10 Jun 2008 17:20:09 +1000 Message-Id: <1213082409.25745.28.camel@pasglop> Mime-Version: 1.0 Cc: linuxppc-dev@ozlabs.org, linux-next@vger.kernel.org, Paul Mackerras Reply-To: benh@kernel.crashing.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Tue, 2008-06-10 at 16:54 +1000, Stephen Rothwell wrote: > Hi Paul, > > Today's linux-next tree build (powerpc ppc64_defconfig) failed like this: > > UPD include/linux/compile.h > arch/powerpc/mm/built-in.o: In function `ht64_insert_pte': > hash_native_64.c:(.text+0x4756): undefined reference to `_PAGE_HPTE_SUB0' > > I have reverted commit 2d9a973b0fee245af43b73412a08e88bc955644d > ("powerpc: Free a PTE bit on ppc64 with 64K pages") for now. Yup, that's the way to go. It's broken, I'll have to do things a bit differently, I "forgot" our 64K SPU hack when using 4K pages assumes we have the same PTE format :-( I'll have to implement a separate low level asm function for hashing 64K pages on a 4K kernel. Ben.