From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 62843C7EE2C for ; Tue, 30 May 2023 15:22:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231966AbjE3PWG (ORCPT ); Tue, 30 May 2023 11:22:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52426 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229540AbjE3PWD (ORCPT ); Tue, 30 May 2023 11:22:03 -0400 Received: from mout.gmx.net (mout.gmx.net [212.227.15.19]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D67D7B0; Tue, 30 May 2023 08:21:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.de; s=s31663417; t=1685460105; i=deller@gmx.de; bh=vTIHiQonw99HwoGqxwwqwXaUuoEBzUMMXLvJyYETUjw=; h=X-UI-Sender-Class:Date:Subject:To:Cc:References:From:In-Reply-To; b=qXtWwxea1BNr1sWzLPP19hX6sXKn10d0d/FCP8BHD/aYrz9g5XYV5clElO7zt7aP9 mS4jeoUA7/KKpJpfjhbATBU0yEltR1vSu8boyJ2NfwYvM2e4Myskb9Kippl/pNgd0p Z8xAeLeVebLcIO0Hh+/WTMTy9GMpxWpeVRJK5ft7k6kSNGQHLfZb6IdhoMtSp4sWJ/ SJI7720vAfr1a4x+nNpaLrkXs+qN/G2TiVyVwcBNI7/3oaJC4uAnv3gtyPXjFU2kM/ lollBfsYSCfGlBsPRReJd+IX2ujFfGmABd/BGuflpQ8POQ69f4Re6iyoR+mjgaAacV /TeiGIJ+fwDqA== X-UI-Sender-Class: 724b4f7f-cbec-4199-ad4e-598c01a50d3a Received: from [192.168.20.60] ([94.134.145.122]) by mail.gmx.net (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MStCe-1peHO3085O-00UH8w; Tue, 30 May 2023 17:21:45 +0200 Message-ID: <35c48a28-db5d-731f-b2c3-fb63e5274c3e@gmx.de> Date: Tue, 30 May 2023 17:21:44 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 Subject: Re: [PATCH] parisc: Enable LOCKDEP support Content-Language: en-US To: Guenter Roeck Cc: linux-kernel@vger.kernel.org, linux-parisc@vger.kernel.org References: <1e406b76-77c2-4ffd-ba51-943f36416a6b@roeck-us.net> From: Helge Deller In-Reply-To: <1e406b76-77c2-4ffd-ba51-943f36416a6b@roeck-us.net> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:cWCnI6OTSQI8LLk/nvjCwjwL3FcAM3drSFBthvX2ti3FRxAtO8P yws30pCYetS4pPPqOEatT5Q8oWH05nMuQVA+hzK6kqBjr0WfszKw2WbdYE+19F6UL391NFN PRHBo11AQfsW9TrWFF6ymo420fhld4zGty9GrsTS9kscREcFr2CPIYQA60c5+njVuXIB0XT DowoH5XqFWrUWqv/B/9Qg== UI-OutboundReport: notjunk:1;M01:P0:pGF1PEqkgIw=;IL53ncp8LsIIKIL2Tj7RUXyyE5E f0cho/9yxoNiLhWcWne/Vn+UWuDtRJYMY//8gjIKnLa30I6eEcCPSRfkZaDZW171X3QeCJ4ZL 7yudV3wRWSAhZ2KDTW4orM27L58JYN7piIe3XDgd4UXJpsczvPdKhigKxSrK9Poykh7KjOgrK W+8q8q96Od6c/gS4xD3ZK9e15a+Ve4QzzFuSd2d2SOLX4XmcKGcWcr4E13xPeviJQPygJSV2d K3+Ok4ttYjvOJwbaBZ6TWBf/UaVwD62xSXBNaqKjHb4oSipmjdbtDQ+Fd4GeXnYVkct3DIpCz gFGDDkHmxzXCoJe31To4xUVmJv4WMhUsFsdBIUo74jD9LpfTE0+jQyAHLKYWWc8VeVZUjyaO+ qGoFYt/3cDePEIL+KFBBU4ZDycvUV0YQjjrdn5QkHDuByINfXTi9LAv1Yg6BFR0K8Tn60ukQe pgM5F7nm/S3mn3fTaOG4MN3OAfOlXEKnIwINiVg0Ap4PFu1Nm9yvB9TQ+blPJMM2jm9EH4KIm Yv5UMZOl+je6icFDf9r9FiWnlduXrSJapFkDOs5pFFa5uOSx3/u/v+DLL8XA0rEk6IogDVPoY Qrs2RIR/MMWIRo2hNyRtIAbepK81MQWRHKYj6Jqmc7QIZLGH7O9ou0uqRDciQZJXhznroviMw odzQ1cg92S55DWlLnDHsaYSfSKfq281EgvMPGmJy5uCqHoSitm/NwZ/nKaQO5K7o+BIOToLgM E5y/7HxGFHkSITLatgKg89v3ACbVF2TpKiCc5q7ica89fD/9yKIeYVv5HkXwieYFahjlNWOXW mr+x7wyYlZhb/DSw20tHjO79pv+UDVWJdzAaKY045ToiVrB5/Sfw/Bhp/BJLUxhiZpxz+f8rr Z/vva+guFNR0KTqQ0jTZJ65moNNgyawN6KluAg3uApyzjnr/yNpQiQpxhzOVV6B1qemuGWFWG ysq3dA== Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/30/23 16:19, Guenter Roeck wrote: > Helge, > > On Tue, May 23, 2023 at 09:06:40AM +0200, Helge Deller wrote: >> Cc: # v6.0+ >> Signed-off-by: Helge Deller >> --- >> arch/parisc/Kconfig | 4 ++++ >> 1 file changed, 4 insertions(+) >> >> diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig >> index 466a25525364..967bde65dd0e 100644 >> --- a/arch/parisc/Kconfig >> +++ b/arch/parisc/Kconfig >> @@ -130,6 +130,10 @@ config PM >> config STACKTRACE_SUPPORT >> def_bool y >> >> +config LOCKDEP_SUPPORT >> + bool >> + default y >> + >> config ISA_DMA_API >> bool >> > > This patch results in a bunch of WARNING message with each parisc boot i= f > CONFIG_PROVE_LOCKING and CONFIG_DEBUG_LOCKDEP are enabled. > > WARNING: CPU: 0 PID: 0 at kernel/locking/lockdep.c:5545 check_flags+0x24= c/0x274 > Backtrace: > [<1026d44c>] lock_acquire+0xdc/0x388 > [<10e8c66c>] _raw_spin_lock_irqsave+0x64/0x98 > [<10e922dc>] down_trylock+0x20/0x58 > [<102768c8>] __down_trylock_console_sem+0x44/0x114 > [<1027b768>] vprintk_emit+0xa8/0x3dc > [<1027bac4>] vprintk_default+0x28/0x38 > [<1027c574>] vprintk+0xa4/0xb4 > [<10e6c62c>] _printk+0x30/0x40 > [<10e37700>] report_bug+0x338/0x35c > [<101c19fc>] handle_interruption+0x654/0x768 > [<101bb070>] intr_check_sig+0x0/0x38 > > WARNING: CPU: 0 PID: 0 at kernel/context_tracking.c:367 ct_irq_enter+0x9= 4/0xb0 > Backtrace: > [<101f0c1c>] irq_enter+0x18/0x30 > [<101c2dec>] do_cpu_irq_mask+0x7c/0x388 > [<101bb064>] intr_return+0x0/0xc > > Is that going to be fixed, or should I disable CONFIG_PROVE_LOCKING > for parisc in my testing ? They should be looked at and fixed over time. Right now please disable for now, as I personally won't have time to check as I'm leaving for vacation. You may send me your .config in private mail though, in case I find time. Helge