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 3rZVNt2J60zDqRd for ; Thu, 23 Jun 2016 02:27:10 +1000 (AEST) Received: from pps.filterd (m0098394.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.11/8.16.0.11) with SMTP id u5MGOfN0091846 for ; Wed, 22 Jun 2016 12:27:08 -0400 Received: from e28smtp03.in.ibm.com (e28smtp03.in.ibm.com [125.16.236.3]) by mx0a-001b2d01.pphosted.com with ESMTP id 23qcxehnbe-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Wed, 22 Jun 2016 12:27:07 -0400 Received: from localhost by e28smtp03.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 22 Jun 2016 21:57:04 +0530 Received: from d28relay08.in.ibm.com (d28relay08.in.ibm.com [9.184.220.159]) by d28dlp02.in.ibm.com (Postfix) with ESMTP id 10DF03940060 for ; Wed, 22 Jun 2016 21:57:03 +0530 (IST) Received: from d28av01.in.ibm.com (d28av01.in.ibm.com [9.184.220.63]) by d28relay08.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u5MGR2mC36045000 for ; Wed, 22 Jun 2016 21:57:02 +0530 Received: from d28av01.in.ibm.com (localhost [127.0.0.1]) by d28av01.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u5MGR0xs025281 for ; Wed, 22 Jun 2016 21:57:02 +0530 From: "Naveen N. Rao" To: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, netdev@vger.kernel.org, Michael Ellerman Cc: stable@vger.kernel.org, Matt Evans , Denis Kirjanov , Paul Mackerras , Alexei Starovoitov , Daniel Borkmann , "David S. Miller" , Ananth N Mavinakayanahalli , Thadeu Lima de Souza Cascardo Subject: [PATCHv2 1/7] ppc bpf/jit: Disable classic BPF JIT on ppc64le Date: Wed, 22 Jun 2016 21:55:01 +0530 In-Reply-To: References: In-Reply-To: References: Message-Id: <24a2db8c1ed97008426e8093bc83165a6a237d1c.1466612260.git.naveen.n.rao@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Classic BPF JIT was never ported completely to work on little endian powerpc. However, it can be enabled and will crash the system when used. As such, disable use of BPF JIT on ppc64le. Cc: stable@vger.kernel.org Cc: Matt Evans Cc: Denis Kirjanov Cc: Michael Ellerman Cc: Paul Mackerras Cc: Alexei Starovoitov Cc: Daniel Borkmann Cc: "David S. Miller" Cc: Ananth N Mavinakayanahalli Cc: Thadeu Lima de Souza Cascardo Reported-by: Thadeu Lima de Souza Cascardo Signed-off-by: Naveen N. Rao --- arch/powerpc/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 01f7464..0a9d439 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -128,7 +128,7 @@ config PPC select IRQ_FORCED_THREADING select HAVE_RCU_TABLE_FREE if SMP select HAVE_SYSCALL_TRACEPOINTS - select HAVE_CBPF_JIT + select HAVE_CBPF_JIT if CPU_BIG_ENDIAN select HAVE_ARCH_JUMP_LABEL select ARCH_HAVE_NMI_SAFE_CMPXCHG select ARCH_HAS_GCOV_PROFILE_ALL -- 2.8.2