From patchwork Fri Dec 15 20:27:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jarkko Sakkinen X-Patchwork-Id: 10115977 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 6E8A860231 for ; Fri, 15 Dec 2017 20:31:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 61C202A16D for ; Fri, 15 Dec 2017 20:31:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 55F322A172; Fri, 15 Dec 2017 20:31:34 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 1AB092A16D for ; Fri, 15 Dec 2017 20:31:34 +0000 (UTC) Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 7D4F522119BCD; Fri, 15 Dec 2017 12:26:51 -0800 (PST) X-Original-To: intel-sgx-kernel-dev@lists.01.org Delivered-To: intel-sgx-kernel-dev@lists.01.org Received-SPF: None (no SPF record) identity=mailfrom; client-ip=134.134.136.100; helo=mga07.intel.com; envelope-from=jarkko.sakkinen@linux.intel.com; receiver=intel-sgx-kernel-dev@lists.01.org Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id D5D2221B02822 for ; Fri, 15 Dec 2017 12:26:50 -0800 (PST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 15 Dec 2017 12:31:32 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.45,406,1508828400"; d="scan'208";a="12671449" Received: from pericsso-mobl.ger.corp.intel.com (HELO localhost) ([10.249.254.112]) by orsmga003.jf.intel.com with ESMTP; 15 Dec 2017 12:31:28 -0800 From: Jarkko Sakkinen To: intel-sgx-kernel-dev@lists.01.org, platform-driver-x86@vger.kernel.org, x86@kernel.org Date: Fri, 15 Dec 2017 22:27:25 +0200 Message-Id: <20171215202936.28226-8-jarkko.sakkinen@linux.intel.com> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20171215202936.28226-1-jarkko.sakkinen@linux.intel.com> References: <20171215202936.28226-1-jarkko.sakkinen@linux.intel.com> Subject: [intel-sgx-kernel-dev] [PATCH v8 7/8] fs/pipe.c: export create_pipe_files() X-BeenThere: intel-sgx-kernel-dev@lists.01.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: =?iso-8859-1?q?Project=3A_Intel=AE_Software_Guard_Extensions_for_Linux*=3A_https=3A//01=2Eorg/intel-software-guard-extensions?= List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "open list:FILESYSTEMS VFS and infrastructure" , linux-kernel@vger.kernel.org, Alexander Viro MIME-Version: 1.0 Errors-To: intel-sgx-kernel-dev-bounces@lists.01.org Sender: "intel-sgx-kernel-dev" X-Virus-Scanned: ClamAV using ClamSMTP Exported create_pipe_files() because the SGX driver needs to be able to setup pipes for communicating with the helper process that hosts the Launch Enclave (LE). The pipe creation will be done in the init-callback supplied to call_usermodehelper_setup(). Signed-off-by: Jarkko Sakkinen Tested-by: Serge Ayoun --- fs/pipe.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/pipe.c b/fs/pipe.c index 6d98566201ef..4846886b0530 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -785,6 +785,7 @@ int create_pipe_files(struct file **res, int flags) iput(inode); return err; } +EXPORT_SYMBOL_GPL(create_pipe_files); static int __do_pipe_flags(int *fd, struct file **files, int flags) {