From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1753703AbbGJIYD (ORCPT <rfc822;w@1wt.eu>);
	Fri, 10 Jul 2015 04:24:03 -0400
Received: from foss.arm.com ([217.140.101.70]:49727 "EHLO foss.arm.com"
	rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
	id S1752586AbbGJIXx (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
	Fri, 10 Jul 2015 04:23:53 -0400
Message-ID: <559F8115.1060801@arm.com>
Date: Fri, 10 Jul 2015 09:23:49 +0100
From: Marc Zyngier <marc.zyngier@arm.com>
Organization: ARM Ltd
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Icedove/31.7.0
MIME-Version: 1.0
To: Suman Tripathi <stripathi@apm.com>
CC: Ming Lei <ming.lei@canonical.com>, Bob Moore <robert.moore@intel.com>,
        Lv Zheng <lv.zheng@intel.com>,
        "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
        Jason Cooper <jason@lakedaemon.net>,
        Catalin Marinas <Catalin.Marinas@arm.com>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        "hanjun.guo@linaro.org" <hanjun.guo@linaro.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        linux-arm-kernel <linux-arm-kernel@lists.infradead.org>
Subject: Re: ACPI: regression: Failed to initialize GIC IRQ controller
References: <CACVXFVPkZYm2i+S3m8B0tixKmTx02psGndo79ehdJxLiz9T92A@mail.gmail.com>	<559F7B2C.6090402@arm.com> <CAOHikRBYS-oaWa8qKd+6-2LZ4drVrWnfvqN34cGEu8QxbrMX1Q@mail.gmail.com>
In-Reply-To: <CAOHikRBYS-oaWa8qKd+6-2LZ4drVrWnfvqN34cGEu8QxbrMX1Q@mail.gmail.com>
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On 10/07/15 09:17, Suman Tripathi wrote:
> On Fri, Jul 10, 2015 at 1:28 PM, Marc Zyngier <marc.zyngier@arm.com> wrote:
>>
>> On 10/07/15 08:45, Ming Lei wrote:
>>> Hi,
>>>
>>> Commit 0cff8dc0099f6d4f(ACPICA: ACPI 6.0: Add changes for MADT table.)
>>> causes the following failure on APM mustang board(arm64) when
>>> booting via UEFI and ACPI:
>>>
>>> No valid GICC entries exist
>>> ACPI: Failed to initialize GIC IRQ controller
>>> Kernel panic - not syncing: No interrupt controller found.
>>> CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.2.0-rc1+ #45
>>> Hardware name: APM X-Gene Mustang board (DT)
>>> Call trace:
>>> [<ffffffc000089b94>] dump_backtrace+0x0/0x12c
>>> [<ffffffc000089cd0>] show_stack+0x10/0x1c
>>> [<ffffffc0005fac18>] dump_stack+0x8c/0xdc
>>> [<ffffffc0005f7218>] panic+0xe4/0x220
>>> [<ffffffc00082631c>] init_IRQ+0x24/0x30
>>> [<ffffffc00082486c>] start_kernel+0x274/0x3d8
>>> ---[ end Kernel panic - not syncing: No interrupt controller found.
>>
>> Isn't that addressed by [1] which Catalin has queued for -rc2?
> 
> 
> I am also seeing the same . But it fixes after I apply the parking
> protocol  patch but that is not upstreamed.

I'm more interested to find out if the patch I mentioned in my original
email fixes it or not. An additional dependency on something that is not
aimed for mainline yet doesn't really help.

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...

From mboxrd@z Thu Jan  1 00:00:00 1970
From: marc.zyngier@arm.com (Marc Zyngier)
Date: Fri, 10 Jul 2015 09:23:49 +0100
Subject: ACPI: regression: Failed to initialize GIC IRQ controller
In-Reply-To: <CAOHikRBYS-oaWa8qKd+6-2LZ4drVrWnfvqN34cGEu8QxbrMX1Q@mail.gmail.com>
References: <CACVXFVPkZYm2i+S3m8B0tixKmTx02psGndo79ehdJxLiz9T92A@mail.gmail.com>	<559F7B2C.6090402@arm.com>
 <CAOHikRBYS-oaWa8qKd+6-2LZ4drVrWnfvqN34cGEu8QxbrMX1Q@mail.gmail.com>
Message-ID: <559F8115.1060801@arm.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On 10/07/15 09:17, Suman Tripathi wrote:
> On Fri, Jul 10, 2015 at 1:28 PM, Marc Zyngier <marc.zyngier@arm.com> wrote:
>>
>> On 10/07/15 08:45, Ming Lei wrote:
>>> Hi,
>>>
>>> Commit 0cff8dc0099f6d4f(ACPICA: ACPI 6.0: Add changes for MADT table.)
>>> causes the following failure on APM mustang board(arm64) when
>>> booting via UEFI and ACPI:
>>>
>>> No valid GICC entries exist
>>> ACPI: Failed to initialize GIC IRQ controller
>>> Kernel panic - not syncing: No interrupt controller found.
>>> CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.2.0-rc1+ #45
>>> Hardware name: APM X-Gene Mustang board (DT)
>>> Call trace:
>>> [<ffffffc000089b94>] dump_backtrace+0x0/0x12c
>>> [<ffffffc000089cd0>] show_stack+0x10/0x1c
>>> [<ffffffc0005fac18>] dump_stack+0x8c/0xdc
>>> [<ffffffc0005f7218>] panic+0xe4/0x220
>>> [<ffffffc00082631c>] init_IRQ+0x24/0x30
>>> [<ffffffc00082486c>] start_kernel+0x274/0x3d8
>>> ---[ end Kernel panic - not syncing: No interrupt controller found.
>>
>> Isn't that addressed by [1] which Catalin has queued for -rc2?
> 
> 
> I am also seeing the same . But it fixes after I apply the parking
> protocol  patch but that is not upstreamed.

I'm more interested to find out if the patch I mentioned in my original
email fixes it or not. An additional dependency on something that is not
aimed for mainline yet doesn't really help.

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...