From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e28smtp05.in.ibm.com (e28smtp05.in.ibm.com [122.248.162.5]) by dpdk.org (Postfix) with ESMTP id 92DBB7FF6 for ; Tue, 25 Nov 2014 11:06:01 +0100 (CET) Received: from /spool/local by e28smtp05.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 25 Nov 2014 15:46:51 +0530 Received: from d28dlp01.in.ibm.com (9.184.220.126) by e28smtp05.in.ibm.com (192.168.1.135) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Tue, 25 Nov 2014 15:46:49 +0530 Received: from d28relay03.in.ibm.com (d28relay03.in.ibm.com [9.184.220.60]) by d28dlp01.in.ibm.com (Postfix) with ESMTP id 0DFE4E003F for ; Tue, 25 Nov 2014 15:47:11 +0530 (IST) Received: from d28av05.in.ibm.com (d28av05.in.ibm.com [9.184.220.67]) by d28relay03.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id sAPAIw9160162080 for ; Tue, 25 Nov 2014 15:48:58 +0530 Received: from d28av05.in.ibm.com (localhost [127.0.0.1]) by d28av05.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id sAPAGGua021336 for ; Tue, 25 Nov 2014 15:46:16 +0530 Received: from os_controller.crl.ibm.com ([9.186.57.58]) by d28av05.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id sAPAG3ks020283 for ; Tue, 25 Nov 2014 15:46:15 +0530 From: Chao Zhu To: dev@dpdk.org Date: Tue, 25 Nov 2014 17:17:12 -0500 Message-Id: <1416953837-15894-10-git-send-email-chaozhu@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1416953837-15894-1-git-send-email-chaozhu@linux.vnet.ibm.com> References: <1416953837-15894-1-git-send-email-chaozhu@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14112510-0017-0000-0000-0000025CCD6C Subject: [dpdk-dev] [PATCH v5 09/14] Remove iopl operation for IBM Power architecture X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 25 Nov 2014 10:06:11 -0000 iopl() call is mostly for the i386 architecture. In Power and other architecture, it doesn't exist. This patch modified rte_eal_iopl_init() and make it return -1 for Power and other architecture. Thus rte_config.flags will not contain EAL_FLG_HIGH_IOPL flag for other architecture. Signed-off-by: Chao Zhu --- lib/librte_eal/linuxapp/eal/eal.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-) diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c index 7a1d087..8c0223f 100644 --- a/lib/librte_eal/linuxapp/eal/eal.c +++ b/lib/librte_eal/linuxapp/eal/eal.c @@ -50,7 +50,9 @@ #include #include #include +#if defined(RTE_ARCH_X86_64) || defined(RTE_ARCH_I686) #include +#endif #include #include @@ -752,13 +754,19 @@ rte_eal_mcfg_complete(void) /* * Request iopl privilege for all RPL, returns 0 on success + * iopl() call is mostly for the i386 architecture. For other architectures, + * return -1 to indicate IO priviledge can't be changed in this way. */ int rte_eal_iopl_init(void) { +#if defined(RTE_ARCH_X86_64) || defined(RTE_ARCH_I686) if (iopl(3) != 0) return -1; return 0; +#else + return -1; +#endif } /* Launch threads, called at application init(). */ -- 1.7.1