From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) (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 3w5r5S5h3BzDqHK for ; Mon, 17 Apr 2017 11:19:24 +1000 (AEST) Received: from pps.filterd (m0098420.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v3H1J5lu023881 for ; Sun, 16 Apr 2017 21:19:22 -0400 Received: from e23smtp02.au.ibm.com (e23smtp02.au.ibm.com [202.81.31.144]) by mx0b-001b2d01.pphosted.com with ESMTP id 29ufq167tu-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Sun, 16 Apr 2017 21:19:22 -0400 Received: from localhost by e23smtp02.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 17 Apr 2017 11:19:19 +1000 Received: from d23av05.au.ibm.com (d23av05.au.ibm.com [9.190.234.119]) by d23relay09.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v3H1J9nE7078348 for ; Mon, 17 Apr 2017 11:19:17 +1000 Received: from d23av05.au.ibm.com (localhost [127.0.0.1]) by d23av05.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v3H1IjgG023727 for ; Mon, 17 Apr 2017 11:18:45 +1000 From: Madhavan Srinivasan To: benh@kernel.crashing.org, mpe@ellerman.id.au Cc: anton@samba.org, paulus@samba.org, npiggin@gmail.com, linuxppc-dev@lists.ozlabs.org, Madhavan Srinivasan Subject: [PATCH v8 10/12] powerpc:Add new kconfig IRQ_DEBUG_SUPPORT Date: Mon, 17 Apr 2017 06:47:35 +0530 In-Reply-To: <1492391857-8606-1-git-send-email-maddy@linux.vnet.ibm.com> References: <1492391857-8606-1-git-send-email-maddy@linux.vnet.ibm.com> Message-Id: <1492391857-8606-11-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. Reviewed-by: Nicholas Piggin 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 97a8bc8a095c..2c9ec0b37a80 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 835a08d9c48f..fe16975ae788 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -262,7 +262,7 @@ 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 @@ -273,7 +273,7 @@ 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_disable_mask_set(IRQ_DISABLE_MASK_LINUX); -- 2.7.4