From patchwork Fri Sep 10 08:41:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Bogdanov X-Patchwork-Id: 12484609 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 73335C43217 for ; Fri, 10 Sep 2021 08:41:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5350F611C0 for ; Fri, 10 Sep 2021 08:41:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231502AbhIJIm5 (ORCPT ); Fri, 10 Sep 2021 04:42:57 -0400 Received: from mta-02.yadro.com ([89.207.88.252]:53602 "EHLO mta-01.yadro.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S231751AbhIJIm4 (ORCPT ); Fri, 10 Sep 2021 04:42:56 -0400 Received: from localhost (unknown [127.0.0.1]) by mta-01.yadro.com (Postfix) with ESMTP id 86BB84B9AD; Fri, 10 Sep 2021 08:41:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=yadro.com; h= content-type:content-type:content-transfer-encoding:mime-version :references:in-reply-to:x-mailer:message-id:date:date:subject :subject:from:from:received:received:received; s=mta-01; t= 1631263303; x=1633077704; bh=d5hvT7OsBALqYP89akaLolMxdrGp0UysZ0O cuUgWobQ=; b=A0LtrEDZVoPKbt6mb8WxTwCzMgqeT0GRz9c6L/m7MmssvH+X0mE /eCD3BmH54TKg6Z5qz97vZRt01tiBANE4v6KX2Sesms46kinTOl/r50bZDISvhYP uHNiNmGpW7mcZO79Tk6E9hvm6Kbcn9hZ3o6fnHLvPGAQiH6oQg3ppaos= X-Virus-Scanned: amavisd-new at yadro.com Received: from mta-01.yadro.com ([127.0.0.1]) by localhost (mta-01.yadro.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 0ils4GL9KZRp; Fri, 10 Sep 2021 11:41:43 +0300 (MSK) Received: from T-EXCH-04.corp.yadro.com (t-exch-04.corp.yadro.com [172.17.100.104]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mta-01.yadro.com (Postfix) with ESMTPS id 6ADA94CF48; Fri, 10 Sep 2021 11:41:42 +0300 (MSK) Received: from NB-591.corp.yadro.com (10.199.0.141) by T-EXCH-04.corp.yadro.com (172.17.100.104) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.669.32; Fri, 10 Sep 2021 11:41:40 +0300 From: Dmitry Bogdanov To: Martin Petersen , CC: , , Nilesh Javali , Chris Boot , Bart Van Assche , Michael Cyr , Felipe Balbi , Dmitriy Bogdanov , Roman Bolshakov Subject: [PATCH v5 2/7] target: iscsi: replace enable attr to ops.enable Date: Fri, 10 Sep 2021 11:41:28 +0300 Message-ID: <20210910084133.17956-3-d.bogdanov@yadro.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210910084133.17956-1-d.bogdanov@yadro.com> References: <20210910084133.17956-1-d.bogdanov@yadro.com> MIME-Version: 1.0 X-Originating-IP: [10.199.0.141] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-04.corp.yadro.com (172.17.100.104) Precedence: bulk List-ID: X-Mailing-List: target-devel@vger.kernel.org Remove tpg/enable attribute. Add fabric ops enable_tpg impalmentation instead. Reviewed-by: Roman Bolshakov Signed-off-by: Dmitry Bogdanov --- drivers/target/iscsi/iscsi_target_configfs.c | 91 +++++++------------- 1 file changed, 32 insertions(+), 59 deletions(-) diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index f4a24fa5058e..2a9de24a8bbe 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -1005,74 +1005,15 @@ static struct configfs_attribute *lio_target_tpg_param_attrs[] = { /* Start items for lio_target_tpg_cit */ -static ssize_t lio_target_tpg_enable_show(struct config_item *item, char *page) -{ - struct se_portal_group *se_tpg = to_tpg(item); - struct iscsi_portal_group *tpg = container_of(se_tpg, - struct iscsi_portal_group, tpg_se_tpg); - ssize_t len; - - spin_lock(&tpg->tpg_state_lock); - len = sprintf(page, "%d\n", - (tpg->tpg_state == TPG_STATE_ACTIVE) ? 1 : 0); - spin_unlock(&tpg->tpg_state_lock); - - return len; -} - -static ssize_t lio_target_tpg_enable_store(struct config_item *item, - const char *page, size_t count) -{ - struct se_portal_group *se_tpg = to_tpg(item); - struct iscsi_portal_group *tpg = container_of(se_tpg, - struct iscsi_portal_group, tpg_se_tpg); - u32 op; - int ret; - - ret = kstrtou32(page, 0, &op); - if (ret) - return ret; - if ((op != 1) && (op != 0)) { - pr_err("Illegal value for tpg_enable: %u\n", op); - return -EINVAL; - } - - ret = iscsit_get_tpg(tpg); - if (ret < 0) - return -EINVAL; - - if (op) { - ret = iscsit_tpg_enable_portal_group(tpg); - if (ret < 0) - goto out; - } else { - /* - * iscsit_tpg_disable_portal_group() assumes force=1 - */ - ret = iscsit_tpg_disable_portal_group(tpg, 1); - if (ret < 0) - goto out; - } - - iscsit_put_tpg(tpg); - return count; -out: - iscsit_put_tpg(tpg); - return -EINVAL; -} - - static ssize_t lio_target_tpg_dynamic_sessions_show(struct config_item *item, char *page) { return target_show_dynamic_sessions(to_tpg(item), page); } -CONFIGFS_ATTR(lio_target_tpg_, enable); CONFIGFS_ATTR_RO(lio_target_tpg_, dynamic_sessions); static struct configfs_attribute *lio_target_tpg_attrs[] = { - &lio_target_tpg_attr_enable, &lio_target_tpg_attr_dynamic_sessions, NULL, }; @@ -1129,6 +1070,37 @@ static struct se_portal_group *lio_target_tiqn_addtpg(struct se_wwn *wwn, return NULL; } +static int lio_target_tiqn_enabletpg(struct se_portal_group *se_tpg, + bool enable) +{ + struct iscsi_portal_group *tpg = container_of(se_tpg, + struct iscsi_portal_group, tpg_se_tpg); + int ret; + + ret = iscsit_get_tpg(tpg); + if (ret < 0) + return -EINVAL; + + if (enable) { + ret = iscsit_tpg_enable_portal_group(tpg); + if (ret < 0) + goto out; + } else { + /* + * iscsit_tpg_disable_portal_group() assumes force=1 + */ + ret = iscsit_tpg_disable_portal_group(tpg, 1); + if (ret < 0) + goto out; + } + + iscsit_put_tpg(tpg); + return 0; +out: + iscsit_put_tpg(tpg); + return -EINVAL; +} + static void lio_target_tiqn_deltpg(struct se_portal_group *se_tpg) { struct iscsi_portal_group *tpg; @@ -1556,6 +1528,7 @@ const struct target_core_fabric_ops iscsi_ops = { .fabric_drop_wwn = lio_target_call_coredeltiqn, .add_wwn_groups = lio_target_add_wwn_groups, .fabric_make_tpg = lio_target_tiqn_addtpg, + .fabric_enable_tpg = lio_target_tiqn_enabletpg, .fabric_drop_tpg = lio_target_tiqn_deltpg, .fabric_make_np = lio_target_call_addnptotpg, .fabric_drop_np = lio_target_call_delnpfromtpg,