From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 41lFrG3w17zDqBx for ; Tue, 7 Aug 2018 23:35:09 +1000 (AEST) Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w77DSoJo113658 for ; Tue, 7 Aug 2018 09:35:07 -0400 Received: from e33.co.us.ibm.com (e33.co.us.ibm.com [32.97.110.151]) by mx0a-001b2d01.pphosted.com with ESMTP id 2kqbsba3cv-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Tue, 07 Aug 2018 09:35:07 -0400 Received: from localhost by e33.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 7 Aug 2018 07:35:06 -0600 From: Breno Leitao To: linuxppc-dev@lists.ozlabs.org Cc: mikey@neuling.org, Breno Leitao Subject: [PATCH v2] powerpc/tm: Print 64-bits MSR Date: Tue, 7 Aug 2018 10:35:00 -0300 In-Reply-To: <5b85006b6695bd94f4818357be607036e9df8696.camel@neuling.org> References: <5b85006b6695bd94f4818357be607036e9df8696.camel@neuling.org> Message-Id: <1533648900-7933-1-git-send-email-leitao@debian.org> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On a kernel TM Bad thing program exception, the Machine State Register (MSR) is not being properly displayed. The exception code dumps a 32-bits value but MSR is a 64 bits register for all platforms that have HTM enabled. This patch dumps the MSR value as a 64-bits value instead of 32 bits. In order to do so, the 'reason' variable could not be used, since it trimmed MSR to 32-bits (int). Signed-off-by: Breno Leitao --- arch/powerpc/kernel/traps.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 0e17dcb48720..cd561fd89532 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -1402,7 +1402,7 @@ void program_check_exception(struct pt_regs *regs) goto bail; } else { printk(KERN_EMERG "Unexpected TM Bad Thing exception " - "at %lx (msr 0x%x)\n", regs->nip, reason); + "at %lx (msr 0x%lx)\n", regs->nip, regs->msr); die("Unrecoverable exception", regs, SIGABRT); } } -- 2.16.3