{"id":807007,"url":"http://patchwork.ozlabs.org/api/1.2/patches/807007/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-arc/patch/aa1a840470a895c0eae5e53054af43f27360d019.1503998005.git.joabreu@synopsys.com/","project":{"id":48,"url":"http://patchwork.ozlabs.org/api/1.2/projects/48/?format=json","name":"Linux ARC development","link_name":"linux-arc","list_id":"linux-snps-arc.lists.infradead.org","list_email":"linux-snps-arc@lists.infradead.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"","list_archive_url":null,"date":"2017-08-29T09:14:20","name":"arc: Show fault information passed to show_kernel_fault_diag()","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"d47c2b806d2a8787c5bc3db31c1b6798cfeab194","submitter":{"id":68387,"url":"http://patchwork.ozlabs.org/api/1.2/people/68387/?format=json","name":"Jose Abreu","email":"Jose.Abreu@synopsys.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-arc/patch/aa1a840470a895c0eae5e53054af43f27360d019.1503998005.git.joabreu@synopsys.com/mbox/","series":[{"id":331,"url":"http://patchwork.ozlabs.org/api/1.2/series/331/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-arc/list/?series=331","date":"2017-08-29T09:14:20","name":"arc: Show fault information passed to show_kernel_fault_diag()","version":1,"mbox":"http://patchwork.ozlabs.org/series/331/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/807007/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/807007/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@bilbo.ozlabs.org","Authentication-Results":["ozlabs.org; spf=none (mailfrom)\n\tsmtp.mailfrom=lists.infradead.org (client-ip=65.50.211.133;\n\thelo=bombadil.infradead.org;\n\tenvelope-from=linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org;\n\treceiver=)","ozlabs.org; dkim=pass (2048-bit key;\n\tunprotected) header.d=lists.infradead.org\n\theader.i=@lists.infradead.org header.b=\"b+cvZHMD\"; \n\tdkim-atps=neutral"],"Received":["from bombadil.infradead.org (bombadil.infradead.org\n\t[65.50.211.133])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xhNJk71h2z9t2v\n\tfor ;\n\tTue, 29 Aug 2017 19:15:18 +1000 (AEST)","from localhost ([127.0.0.1] helo=bombadil.infradead.org)\n\tby bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux))\n\tid 1dmcc9-00030b-3r; Tue, 29 Aug 2017 09:15:17 +0000","from smtprelay.synopsys.com ([198.182.60.111])\n\tby bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux))\n\tid 1dmcbs-0001c9-Si for linux-snps-arc@lists.infradead.org;\n\tTue, 29 Aug 2017 09:15:14 +0000","from mailhost.synopsys.com (mailhost1.synopsys.com [10.12.238.239])\n\tby smtprelay.synopsys.com (Postfix) with ESMTP id E649C10C0F28\n\tfor ;\n\tTue, 29 Aug 2017 02:14:38 -0700 (PDT)","from mailhost.synopsys.com (localhost [127.0.0.1])\n\tby mailhost.synopsys.com (Postfix) with ESMTP id CDF4EBCB;\n\tTue, 29 Aug 2017 02:14:38 -0700 (PDT)","from joabreu-VirtualBox.internal.synopsys.com\n\t(joabreu-e7440.internal.synopsys.com [10.107.19.73])\n\tby mailhost.synopsys.com (Postfix) with ESMTP id AFF92BB5;\n\tTue, 29 Aug 2017 02:14:37 -0700 (PDT)"],"DKIM-Signature":"v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed;\n\td=lists.infradead.org; s=bombadil.20170209; h=Sender:\n\tContent-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe:\n\tList-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date:\n\tSubject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date:\n\tResent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:\n\tReferences:List-Owner; bh=ty4NQ6lKUaqelJ0xRmUFTPti5kxHlSNNbtm3oPwgDDM=;\n\tb=b+c\n\tvZHMDI31yaAew71fB/RxSnTFhto8CqquyqLbltPLyiyF4qBnCkY6UTir9ABcWpz1JyL+qzBJ8jNJ4\n\tvjeu6+ySvhCgUWyzLsPH4f97t8K/bg6UkW1Gx6z22oH0IdxL3q5wTlKpKcU8CdrzCkz+XGDXDvCUD\n\tGtJcTQUv6XBgFc2gPe3j8V4Bmsp0T5RJggDTfNtFpet1kQMOrj22SskZ8j+DGpGqrKbql9Z2U0L6y\n\tgG2eHA0jAJa8YSbTURI+nH2cGH2awb383w5glC5WoMr9TBtM9Aw+UG5+TVC2mjLoF0WZmzQ0wJJ7o\n\tvaneRL/L+MXboiBotzLXqVxyk2io6Jw==;","From":"Jose Abreu ","To":"linux-snps-arc@lists.infradead.org","Subject":"[PATCH] arc: Show fault information passed to\n\tshow_kernel_fault_diag()","Date":"Tue, 29 Aug 2017 10:14:20 +0100","Message-Id":"","X-Mailer":"git-send-email 1.9.1","X-CRM114-Version":"20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 ","X-CRM114-CacheID":"sfid-20170829_021501_618635_0D59ABED ","X-CRM114-Status":"UNSURE ( 6.43 )","X-CRM114-Notice":"Please train this message.","X-Spam-Score":"-1.9 (-)","X-Spam-Report":"SpamAssassin version 3.4.1 on bombadil.infradead.org summary:\n\tContent analysis details: (-1.9 points)\n\tpts rule name description\n\t---- ----------------------\n\t--------------------------------------------------\n\t-0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/,\n\tno trust [198.182.60.111 listed in list.dnswl.org]\n\t-0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay\n\tdomain\n\t-1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1%\n\t[score: 0.0000]","X-BeenThere":"linux-snps-arc@lists.infradead.org","X-Mailman-Version":"2.1.21","Precedence":"list","List-Id":"Linux on Synopsys ARC Processors\n\t","List-Unsubscribe":", \n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":", \n\t","Cc":"Jose Abreu ,\n\tVineet Gupta ,\n\tAlexey Brodkin ","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Sender":"\"linux-snps-arc\" ","Errors-To":"linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org"},"content":"Currently we pass a string argument to show_kernel_fault_diag() which\ndescribes the reason for the fault. This is not being used so just\nadd a pr_info() which outputs the fault information.\n\nWith this change we get from:\n--------------------------\nPath: /bin/busybox\nCPU: 0 PID: 92 Comm: modprobe Not tainted 4.12.0-rc6 #30\ntask: 9a254780 task.stack: 9a212000\n\n[ECR ]: 0x00200400 => Other Fatal Err\n--------------------------\nto:\n--------------------------\nMachine Check Exception\nPath: /bin/busybox\nCPU: 0 PID: 92 Comm: modprobe Not tainted 4.12.0-rc6 #37\ntask: 9a240780 task.stack: 9a226000\n\n[ECR ]: 0x00200400 => Other Fatal Err\n--------------------------\n\nWhich can help debugging.\n\nSigned-off-by: Jose Abreu \nCc: Vineet Gupta \nCc: Alexey Brodkin \n---\n arch/arc/kernel/troubleshoot.c | 3 +++\n 1 file changed, 3 insertions(+)","diff":"diff --git a/arch/arc/kernel/troubleshoot.c b/arch/arc/kernel/troubleshoot.c\nindex f9caf79..03f0654 100644\n--- a/arch/arc/kernel/troubleshoot.c\n+++ b/arch/arc/kernel/troubleshoot.c\n@@ -233,6 +233,9 @@ void show_kernel_fault_diag(const char *str, struct pt_regs *regs,\n {\n \tcurrent->thread.fault_address = address;\n \n+\t/* Show fault description */\n+\tpr_info(\"\\n%s\\n\", str);\n+\n \t/* Caller and Callee regs */\n \tshow_regs(regs);\n \n","prefixes":[]}