From patchwork Thu Jul 25 17:23:25 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Logan Gunthorpe X-Patchwork-Id: 11059373 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 51DFF746 for ; Thu, 25 Jul 2019 17:23:45 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3686428A22 for ; Thu, 25 Jul 2019 17:23:45 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2A09928A34; Thu, 25 Jul 2019 17:23:45 +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=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9AFD828A22 for ; Thu, 25 Jul 2019 17:23:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729777AbfGYRXo (ORCPT ); Thu, 25 Jul 2019 13:23:44 -0400 Received: from ale.deltatee.com ([207.54.116.67]:39604 "EHLO ale.deltatee.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726283AbfGYRXn (ORCPT ); Thu, 25 Jul 2019 13:23:43 -0400 Received: from cgy1-donard.priv.deltatee.com ([172.16.1.31]) by ale.deltatee.com with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1hqhSv-0001JJ-MF; Thu, 25 Jul 2019 11:23:42 -0600 Received: from gunthorp by cgy1-donard.priv.deltatee.com with local (Exim 4.89) (envelope-from ) id 1hqhSv-0001nK-Ex; Thu, 25 Jul 2019 11:23:41 -0600 From: Logan Gunthorpe To: linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org Cc: Christoph Hellwig , Sagi Grimberg , Keith Busch , Jens Axboe , Chaitanya Kulkarni , Max Gurtovoy , Stephen Bates , Chaitanya Kulkarni , Logan Gunthorpe Date: Thu, 25 Jul 2019 11:23:25 -0600 Message-Id: <20190725172335.6825-7-logang@deltatee.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190725172335.6825-1-logang@deltatee.com> References: <20190725172335.6825-1-logang@deltatee.com> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 172.16.1.31 X-SA-Exim-Rcpt-To: linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, hch@lst.de, sagi@grimberg.me, kbusch@kernel.org, axboe@fb.com, maxg@mellanox.com, sbates@raithlin.com, Chaitanya.Kulkarni@wdc.com, chaitanya.kulkarni@wdc.com, logang@deltatee.com X-SA-Exim-Mail-From: gunthorp@deltatee.com Subject: [PATCH v6 06/16] nvmet: add return value to nvmet_add_async_event() X-SA-Exim-Version: 4.2.1 (built Tue, 02 Aug 2016 21:08:31 +0000) X-SA-Exim-Scanned: Yes (on ale.deltatee.com) Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Chaitanya Kulkarni Change the return value for nvmet_add_async_event(). This change is needed for the target passthru code to generate async events. Signed-off-by: Chaitanya Kulkarni [logang@deltatee.com: fixed up commit message that was no longer accurate] Signed-off-by: Logan Gunthorpe --- drivers/nvme/target/core.c | 5 +++-- drivers/nvme/target/nvmet.h | 2 +- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index 3a67e244e568..f7f25bdc4763 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -173,14 +173,14 @@ static void nvmet_async_event_work(struct work_struct *work) } } -void nvmet_add_async_event(struct nvmet_ctrl *ctrl, u8 event_type, +bool nvmet_add_async_event(struct nvmet_ctrl *ctrl, u8 event_type, u8 event_info, u8 log_page) { struct nvmet_async_event *aen; aen = kmalloc(sizeof(*aen), GFP_KERNEL); if (!aen) - return; + return false; aen->event_type = event_type; aen->event_info = event_info; @@ -191,6 +191,7 @@ void nvmet_add_async_event(struct nvmet_ctrl *ctrl, u8 event_type, mutex_unlock(&ctrl->lock); schedule_work(&ctrl->async_event_work); + return true; } static void nvmet_add_to_changed_ns_log(struct nvmet_ctrl *ctrl, __le32 nsid) diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h index c51f8dd01dc4..217a787952e8 100644 --- a/drivers/nvme/target/nvmet.h +++ b/drivers/nvme/target/nvmet.h @@ -441,7 +441,7 @@ void nvmet_port_disc_changed(struct nvmet_port *port, struct nvmet_subsys *subsys); void nvmet_subsys_disc_changed(struct nvmet_subsys *subsys, struct nvmet_host *host); -void nvmet_add_async_event(struct nvmet_ctrl *ctrl, u8 event_type, +bool nvmet_add_async_event(struct nvmet_ctrl *ctrl, u8 event_type, u8 event_info, u8 log_page); #define NVMET_QUEUE_SIZE 1024