From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 28EF2C43331 for ; Fri, 6 Sep 2019 18:13:17 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id ED88C214DE for ; Fri, 6 Sep 2019 18:13:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="smk6iebL" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org ED88C214DE Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=grimberg.me Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=CVYwe+mSNYFnbAJMTsKwMlHDh4Ea8Ikm9Wqd/m5Mgdo=; b=smk6iebL/JH322xyD1EijqPKQE OsK2eWZcShqVRUwplfd2f3oUpZy8yeQ8vxlTee8R/rX6J44pVCwmY4akyQxtkBLSTxbeKuc1fuxF0 MKLLIEL02+2hyQfOBuNz9ZH2fHU2WQgLHNo1xakkKbs6cxhzEl19kHn61GNhCSAAKOZcn09pbgEZG T+qWrtI7hE+VeYj6p2haMGc6sW9w2KQE+YX9n328YzWIcm9KG3LVHNGm3Ld6YdxO/LgQsFgMF2adL BLjlcVH+mWPigV+k4F/kYcY8LIYsTteWNxOvigFXTZ9hTPUGYjgpXE6bgNUfwDajjbgCuSz0IqTvx //bFCFHw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i6IjS-00025x-2n; Fri, 06 Sep 2019 18:13:14 +0000 Received: from [2600:1700:65a0:78e0:514:7862:1503:8e4d] (helo=sagi-Latitude-E7470.lbits) by bombadil.infradead.org with esmtpsa (Exim 4.92 #3 (Red Hat Linux)) id 1i6Iiq-0001O2-Le; Fri, 06 Sep 2019 18:12:36 +0000 From: Sagi Grimberg To: linux-nvme@lists.infradead.org Subject: [PATCH v5 4/4] nvme: send discovery log page change events to userspace Date: Fri, 6 Sep 2019 11:12:34 -0700 Message-Id: <20190906181235.20365-5-sagi@grimberg.me> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190906181235.20365-1-sagi@grimberg.me> References: <20190906181235.20365-1-sagi@grimberg.me> X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Keith Busch , Hannes Reinecke , Christoph Hellwig , James Smart MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org If the controller supports discovery log page change events, we want to enable it. When we see a discovery log change event we will send it up to userspace and expect it to handle it. Reviewed-by: Minwoo Im Reviewed-by: James Smart Reviewed-by: Hannes Reinecke Reviewed-by: Christoph Hellwig Signed-off-by: Sagi Grimberg --- drivers/nvme/host/core.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index a00b4314f218..12bed1c77c8d 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -1185,7 +1185,8 @@ int nvme_set_queue_count(struct nvme_ctrl *ctrl, int *count) EXPORT_SYMBOL_GPL(nvme_set_queue_count); #define NVME_AEN_SUPPORTED \ - (NVME_AEN_CFG_NS_ATTR | NVME_AEN_CFG_FW_ACT | NVME_AEN_CFG_ANA_CHANGE) + (NVME_AEN_CFG_NS_ATTR | NVME_AEN_CFG_FW_ACT | \ + NVME_AEN_CFG_ANA_CHANGE | NVME_AEN_CFG_DISC_CHANGE) static void nvme_enable_aen(struct nvme_ctrl *ctrl) { @@ -3772,6 +3773,9 @@ static void nvme_handle_aen_notice(struct nvme_ctrl *ctrl, u32 result) queue_work(nvme_wq, &ctrl->ana_work); break; #endif + case NVME_AER_NOTICE_DISC_CHANGED: + ctrl->aen_result = result; + break; default: dev_warn(ctrl->device, "async event result %08x\n", result); } -- 2.17.1 _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme