From patchwork Thu Apr 7 10:59:56 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julien Grall X-Patchwork-Id: 65287 Delivered-To: patch@linaro.org Received: by 10.112.43.237 with SMTP id z13csp3263lbl; Thu, 7 Apr 2016 04:01:26 -0700 (PDT) X-Received: by 10.31.56.133 with SMTP id f127mr1068764vka.56.1460026885431; Thu, 07 Apr 2016 04:01:25 -0700 (PDT) Return-Path: Received: from lists.xenproject.org (lists.xenproject.org. [192.237.175.120]) by mx.google.com with ESMTPS id b73si1580318vkd.198.2016.04.07.04.01.25 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 07 Apr 2016 04:01:25 -0700 (PDT) Received-SPF: neutral (google.com: 192.237.175.120 is neither permitted nor denied by best guess record for domain of xen-devel-bounces@lists.xen.org) client-ip=192.237.175.120; Authentication-Results: mx.google.com; spf=neutral (google.com: 192.237.175.120 is neither permitted nor denied by best guess record for domain of xen-devel-bounces@lists.xen.org) smtp.mailfrom=xen-devel-bounces@lists.xen.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ao7fV-0003th-O6; Thu, 07 Apr 2016 11:00:09 +0000 Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ao7fU-0003pP-Eo for xen-devel@lists.xen.org; Thu, 07 Apr 2016 11:00:08 +0000 Received: from [85.158.137.68] by server-1.bemta-3.messagelabs.com id F2/D9-07924-7BD36075; Thu, 07 Apr 2016 11:00:07 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrELMWRWlGSWpSXmKPExsVysyfVTXe7LVu 4wZ47EhZLPi5mcWD0OLr7N1MAYxRrZl5SfkUCa8bp69OZCh6yV9z+Npu1gbGJrYuRi0NIYBOj xMe9n5kgnNOMEms7J7B3MXJysAloStz5/IkJxBYRkJa49vkyI4jNLBAlsX5TNyuILSwQK7H09 VoWEJtFQFViWvtiZhCbV8BF4tqOP2C2hICcxMljk4HqOTg4BVwlPt0LAAkLAZW8apzJMoGRew EjwypGjeLUorLUIl1DU72kosz0jJLcxMwcXUMDY73c1OLixPTUnMSkYr3k/NxNjED/MgDBDsY 12z0PMUpyMCmJ8p6VYgsX4kvKT6nMSCzOiC8qzUktPsQow8GhJME7yQYoJ1iUmp5akZaZAww0 mLQEB4+SCO8+kDRvcUFibnFmOkTqFKMux4Ift9cyCbHk5eelSonz7gcpEgApyijNgxsBC/pLj LJSwryMQEcJ8RSkFuVmlqDKv2IU52BUEuYNA5nCk5lXArfpFdARTEBHXOAHO6IkESEl1cAY2q 32Uv5p1aW0woxNm6N1c64fM3vALZ8VcP+xRoWHerrhBYbpa3OTqhS2yG0xYdwl7d+2TCd3lm3 r4mKNv1/dF5qVnv7se4iHcWv8F11RqdWObDNnmPKf6xDXsONZ99ya1+uiWMQUoyzX7lexdRu0 bWTN1zhdvFDcF2LXHi7wQ4s/QdlFQ4mlOCPRUIu5qDgRAD3iYpd1AgAA X-Env-Sender: julien.grall@arm.com X-Msg-Ref: server-14.tower-31.messagelabs.com!1460026806!33488714!2 X-Originating-IP: [217.140.101.70] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 8.28; banners=-,-,- X-VirusChecked: Checked Received: (qmail 17705 invoked from network); 7 Apr 2016 11:00:07 -0000 Received: from foss.arm.com (HELO foss.arm.com) (217.140.101.70) by server-14.tower-31.messagelabs.com with SMTP; 7 Apr 2016 11:00:07 -0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id CC507548; Thu, 7 Apr 2016 03:58:55 -0700 (PDT) Received: from e108454-lin.cambridge.arm.com (e108454-lin.cambridge.arm.com [10.1.215.28]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 3101D3F25E; Thu, 7 Apr 2016 04:00:06 -0700 (PDT) From: Julien Grall To: xen-devel@lists.xen.org Date: Thu, 7 Apr 2016 11:59:56 +0100 Message-Id: <1460026796-10899-6-git-send-email-julien.grall@arm.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1460026796-10899-1-git-send-email-julien.grall@arm.com> References: <1460026796-10899-1-git-send-email-julien.grall@arm.com> Cc: Julien Grall , sstabellini@kernel.org, shannon.zhao@linaro.org Subject: [Xen-devel] [for-4.7 5/5] xen/arm: acpi: Print more error messages in acpi_map_gic_cpu_interface X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" It's helpful to spot any error without having to modify the hypervisor code. Signed-off-by: Julien Grall --- xen/arch/arm/acpi/boot.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/xen/arch/arm/acpi/boot.c b/xen/arch/arm/acpi/boot.c index 602ab39..23285f7 100644 --- a/xen/arch/arm/acpi/boot.c +++ b/xen/arch/arm/acpi/boot.c @@ -63,7 +63,10 @@ acpi_map_gic_cpu_interface(struct acpi_madt_generic_interrupt *processor) total_cpus++; if ( !enabled ) + { + printk("Skipping disabled CPU entry with 0x%"PRIx64" MPIDR\n", mpidr); return; + } if ( enabled_cpus >= NR_CPUS ) { @@ -101,7 +104,11 @@ acpi_map_gic_cpu_interface(struct acpi_madt_generic_interrupt *processor) } if ( !acpi_psci_present() ) + { + printk("PSCI not present, skipping CPU MPIDR 0x%"PRIx64"\n", + mpidr); return; + } if ( (rc = arch_cpu_init(enabled_cpus, NULL)) < 0 ) {