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 3tHdjQ13QGzDvhR for ; Tue, 15 Nov 2016 05:05:29 +1100 (AEDT) Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id uAEI46BZ009087 for ; Mon, 14 Nov 2016 13:05:28 -0500 Received: from e28smtp04.in.ibm.com (e28smtp04.in.ibm.com [125.16.236.4]) by mx0a-001b2d01.pphosted.com with ESMTP id 26qe4r5jy8-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Mon, 14 Nov 2016 13:05:27 -0500 Received: from localhost by e28smtp04.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 14 Nov 2016 23:35:24 +0530 Received: from d28relay06.in.ibm.com (d28relay06.in.ibm.com [9.184.220.150]) by d28dlp01.in.ibm.com (Postfix) with ESMTP id 450D5E005E for ; Mon, 14 Nov 2016 23:35:30 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay06.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id uAEI5Km826869808 for ; Mon, 14 Nov 2016 23:35:20 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id uAEI5I4I011794 for ; Mon, 14 Nov 2016 23:35:20 +0530 From: Madhavan Srinivasan To: mpe@ellerman.id.au, benh@kernel.crashing.org Cc: anton@samba.org, paulus@samba.org, npiggin@gmail.com, linuxppc-dev@lists.ozlabs.org, Madhavan Srinivasan Subject: [PATCH v3 09/11] powerpc:Add new kconfig IRQ_DEBUG_SUPPORT Date: Mon, 14 Nov 2016 23:34:50 +0530 In-Reply-To: <1479146692-15726-1-git-send-email-maddy@linux.vnet.ibm.com> References: <1479146692-15726-1-git-send-email-maddy@linux.vnet.ibm.com> Message-Id: <1479146692-15726-10-git-send-email-maddy@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , New Kconfig is added "CONFIG_IRQ_DEBUG_SUPPORT" to add warn_on to alert the invalid transitions. Also moved the code under the CONFIG_TRACE_IRQFLAGS in arch_local_irq_restore() to new Kconfig. Signed-off-by: Madhavan Srinivasan --- arch/powerpc/Kconfig | 4 ++++ arch/powerpc/kernel/irq.c | 4 ++-- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 65fba4c34cd7..d19eee83b864 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -46,6 +46,10 @@ config TRACE_IRQFLAGS_SUPPORT bool default y +config IRQ_DEBUG_SUPPORT + bool + default n + config LOCKDEP_SUPPORT bool default y diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index c030ccd0a7aa..299b55071612 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -263,7 +263,7 @@ notrace void arch_local_irq_restore(unsigned long en) */ if (unlikely(irq_happened != PACA_IRQ_HARD_DIS)) __hard_irq_disable(); -#ifdef CONFIG_TRACE_IRQFLAGS +#ifdef CONFIG_IRQ_DEBUG_SUPPORT else { /* * We should already be hard disabled here. We had bugs @@ -274,7 +274,7 @@ notrace void arch_local_irq_restore(unsigned long en) if (WARN_ON(mfmsr() & MSR_EE)) __hard_irq_disable(); } -#endif /* CONFIG_TRACE_IRQFLAGS */ +#endif /* CONFIG_IRQ_DEBUG_SUPPORT */ soft_enabled_set(IRQ_DISABLE_MASK_LINUX); -- 2.7.4