From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263322AbTIGPOf (ORCPT ); Sun, 7 Sep 2003 11:14:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263325AbTIGPOe (ORCPT ); Sun, 7 Sep 2003 11:14:34 -0400 Received: from hermes.fachschaften.tu-muenchen.de ([129.187.202.12]:59073 "HELO hermes.fachschaften.tu-muenchen.de") by vger.kernel.org with SMTP id S263322AbTIGPO3 (ORCPT ); Sun, 7 Sep 2003 11:14:29 -0400 Date: Sun, 7 Sep 2003 17:14:23 +0200 From: Adrian Bunk To: Peter Daum Cc: linux-kernel@vger.kernel.org Subject: Re: 2.4.22 with CONFIG_M686: networking broken Message-ID: <20030907151422.GX14436@fs.tum.de> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Sep 03, 2003 at 01:08:08PM +0200, Peter Daum wrote: > Hi, Hi Peter, > It seems, like kernel version 2.4.22 introduced some weird bug, > that causes all kinds of network malfunctions, when the kernel is > compiled with "CONFIG_M686". >... > I tried lots of different options until I eventually found out, > that the single setting that makes all the difference is the > processor type: Independently of any other settings, all kernels > with "CONFIG_M686" exhibit these problems; when I change this to > "CONFIG_MPENTIUM4" and recompile, everything seems to work. could you check whether the patch below fixes your problems? > (By the way: the affected machines have "Pentium Pro" or "Pentium > II" processors - is it safe to run a kernel compiled for "Pentium > IV" on such boxes?) No, it isn't safe. > Regards, > Peter Daum cu Adrian --- linux-2.4.23-pre3-full/arch/i386/config.in.old 2003-09-07 17:10:31.000000000 +0200 +++ linux-2.4.23-pre3-full/arch/i386/config.in 2003-09-07 17:11:47.000000000 +0200 @@ -51,7 +51,7 @@ if [ "$CONFIG_M386" = "y" ]; then define_bool CONFIG_X86_CMPXCHG n define_bool CONFIG_X86_XADD n - define_int CONFIG_X86_L1_CACHE_SHIFT 4 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_RWSEM_GENERIC_SPINLOCK y define_bool CONFIG_RWSEM_XCHGADD_ALGORITHM n define_bool CONFIG_X86_PPRO_FENCE y @@ -67,21 +67,21 @@ define_bool CONFIG_RWSEM_XCHGADD_ALGORITHM y fi if [ "$CONFIG_M486" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 4 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_USE_STRING_486 y define_bool CONFIG_X86_ALIGNMENT_16 y define_bool CONFIG_X86_PPRO_FENCE y define_bool CONFIG_X86_F00F_WORKS_OK n fi if [ "$CONFIG_M586" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 5 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_USE_STRING_486 y define_bool CONFIG_X86_ALIGNMENT_16 y define_bool CONFIG_X86_PPRO_FENCE y define_bool CONFIG_X86_F00F_WORKS_OK n fi if [ "$CONFIG_M586TSC" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 5 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_USE_STRING_486 y define_bool CONFIG_X86_ALIGNMENT_16 y define_bool CONFIG_X86_HAS_TSC y @@ -89,7 +89,7 @@ define_bool CONFIG_X86_F00F_WORKS_OK n fi if [ "$CONFIG_M586MMX" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 5 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_USE_STRING_486 y define_bool CONFIG_X86_ALIGNMENT_16 y define_bool CONFIG_X86_HAS_TSC y @@ -98,7 +98,7 @@ define_bool CONFIG_X86_F00F_WORKS_OK n fi if [ "$CONFIG_M686" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 5 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_HAS_TSC y define_bool CONFIG_X86_GOOD_APIC y bool 'PGE extensions (not for Cyrix/Transmeta)' CONFIG_X86_PGE @@ -107,7 +107,7 @@ define_bool CONFIG_X86_F00F_WORKS_OK y fi if [ "$CONFIG_MPENTIUMIII" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 5 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_HAS_TSC y define_bool CONFIG_X86_GOOD_APIC y define_bool CONFIG_X86_PGE y @@ -123,7 +123,7 @@ define_bool CONFIG_X86_F00F_WORKS_OK y fi if [ "$CONFIG_MK6" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 5 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_ALIGNMENT_16 y define_bool CONFIG_X86_HAS_TSC y define_bool CONFIG_X86_USE_PPRO_CHECKSUM y @@ -134,7 +134,7 @@ define_bool CONFIG_MK7 y fi if [ "$CONFIG_MK7" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 6 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_HAS_TSC y define_bool CONFIG_X86_GOOD_APIC y define_bool CONFIG_X86_USE_3DNOW y @@ -143,13 +143,13 @@ define_bool CONFIG_X86_F00F_WORKS_OK y fi if [ "$CONFIG_MELAN" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 4 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_USE_STRING_486 y define_bool CONFIG_X86_ALIGNMENT_16 y define_bool CONFIG_X86_F00F_WORKS_OK y fi if [ "$CONFIG_MCYRIXIII" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 5 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_HAS_TSC y define_bool CONFIG_X86_ALIGNMENT_16 y define_bool CONFIG_X86_USE_3DNOW y @@ -157,26 +157,26 @@ define_bool CONFIG_X86_F00F_WORKS_OK y fi if [ "$CONFIG_MVIAC3_2" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 5 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_HAS_TSC y define_bool CONFIG_X86_ALIGNMENT_16 y define_bool CONFIG_X86_USE_PPRO_CHECKSUM y define_bool CONFIG_X86_F00F_WORKS_OK y fi if [ "$CONFIG_MCRUSOE" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 5 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_HAS_TSC y define_bool CONFIG_X86_F00F_WORKS_OK y fi if [ "$CONFIG_MWINCHIPC6" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 5 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_ALIGNMENT_16 y define_bool CONFIG_X86_USE_PPRO_CHECKSUM y define_bool CONFIG_X86_OOSTORE y define_bool CONFIG_X86_F00F_WORKS_OK y fi if [ "$CONFIG_MWINCHIP2" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 5 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_ALIGNMENT_16 y define_bool CONFIG_X86_HAS_TSC y define_bool CONFIG_X86_USE_PPRO_CHECKSUM y @@ -184,7 +184,7 @@ define_bool CONFIG_X86_F00F_WORKS_OK y fi if [ "$CONFIG_MWINCHIP3D" = "y" ]; then - define_int CONFIG_X86_L1_CACHE_SHIFT 5 + define_int CONFIG_X86_L1_CACHE_SHIFT 7 define_bool CONFIG_X86_ALIGNMENT_16 y define_bool CONFIG_X86_HAS_TSC y define_bool CONFIG_X86_USE_PPRO_CHECKSUM y