From patchwork Wed Mar 17 10:46:07 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Bogdanov X-Patchwork-Id: 403665 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 332FEC4332B for ; Wed, 17 Mar 2021 10:47:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1402964F30 for ; Wed, 17 Mar 2021 10:47:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230254AbhCQKqk (ORCPT ); Wed, 17 Mar 2021 06:46:40 -0400 Received: from mta-02.yadro.com ([89.207.88.252]:48246 "EHLO mta-01.yadro.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S230176AbhCQKqc (ORCPT ); Wed, 17 Mar 2021 06:46:32 -0400 Received: from localhost (unknown [127.0.0.1]) by mta-01.yadro.com (Postfix) with ESMTP id 33A3241301; Wed, 17 Mar 2021 10:46:31 +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= 1615977990; x=1617792391; bh=UhxmVVhhgnVQKpGwDCP+XOW1gaaPs5k87mv C7RgHSLA=; b=nhYS9yelhBD8cxhPkDOXhuryxN+jtd9doU2T/mu6PK2l5VfET/m 1vQJ/Yb0vm84cMKax0PEszkjU/PrMkhDyzvxd/yTTnKMBeBWspNauK4CylIoLaov M7Nwr8UGpxgGuhGFHlQyfxFOBT5TNVRK9xDsGy6OaoUZ4wzbZG/gjyRc= 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 kEsLcCaBYRAt; Wed, 17 Mar 2021 13:46:30 +0300 (MSK) Received: from T-EXCH-03.corp.yadro.com (t-exch-03.corp.yadro.com [172.17.100.103]) (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 310CB41283; Wed, 17 Mar 2021 13:46:29 +0300 (MSK) Received: from NB-591.corp.yadro.com (10.199.0.54) by T-EXCH-03.corp.yadro.com (172.17.100.103) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.669.32; Wed, 17 Mar 2021 13:46:28 +0300 From: Dmitry Bogdanov To: Martin Petersen , CC: , , Nilesh Javali , Chris Boot , Dmitry Bogdanov , Roman Bolshakov Subject: [PATCH 2/4] target: iscsi: replace enable attr to ops.enable Date: Wed, 17 Mar 2021 13:46:07 +0300 Message-ID: <20210317104609.25236-3-d.bogdanov@yadro.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210317104609.25236-1-d.bogdanov@yadro.com> References: <20210317104609.25236-1-d.bogdanov@yadro.com> MIME-Version: 1.0 X-Originating-IP: [10.199.0.54] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-03.corp.yadro.com (172.17.100.103) Precedence: bulk List-ID: X-Mailing-List: linux-scsi@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 0fa1d57b26fa..be7289728f2d 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -1006,74 +1006,15 @@ 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, }; @@ -1130,6 +1071,37 @@ 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; @@ -1557,6 +1529,7 @@ 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, From patchwork Wed Mar 17 10:46:09 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Bogdanov X-Patchwork-Id: 403664 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 7170CC43331 for ; Wed, 17 Mar 2021 10:47:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5C7E964F45 for ; Wed, 17 Mar 2021 10:47:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230286AbhCQKqm (ORCPT ); Wed, 17 Mar 2021 06:46:42 -0400 Received: from mta-02.yadro.com ([89.207.88.252]:48268 "EHLO mta-01.yadro.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S230204AbhCQKqd (ORCPT ); Wed, 17 Mar 2021 06:46:33 -0400 Received: from localhost (unknown [127.0.0.1]) by mta-01.yadro.com (Postfix) with ESMTP id 4C9DE41259; Wed, 17 Mar 2021 10:46:32 +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= 1615977991; x=1617792392; bh=uduGAqCQON2nAWKPqKV7WSGmbjJeL0w7EIG R8RS2lwQ=; b=ohs2zKGr4g6OhjCe4ozt9H3W0gu/Y+HOH8G2h1x2vm6cSnYRxCF Gw9D7L/NJ0j8mcbPbTPRtV6GQfRP4FEK61SoxkXq/A1gvwIMiHja63p9eTGg+KxR 4xyiI6ybv2UgPTmJhV6ePW5zeToQ6iSKTBIKKLE7cj1u8lye5F37pAvo= 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 BbQ-vcUUVdFT; Wed, 17 Mar 2021 13:46:31 +0300 (MSK) Received: from T-EXCH-03.corp.yadro.com (t-exch-03.corp.yadro.com [172.17.100.103]) (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 81CA9412FE; Wed, 17 Mar 2021 13:46:30 +0300 (MSK) Received: from NB-591.corp.yadro.com (10.199.0.54) by T-EXCH-03.corp.yadro.com (172.17.100.103) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.669.32; Wed, 17 Mar 2021 13:46:30 +0300 From: Dmitry Bogdanov To: Martin Petersen , CC: , , Nilesh Javali , Chris Boot , Dmitry Bogdanov , Roman Bolshakov Subject: [PATCH 4/4] target: sbp: replace enable attr to ops.enable Date: Wed, 17 Mar 2021 13:46:09 +0300 Message-ID: <20210317104609.25236-5-d.bogdanov@yadro.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210317104609.25236-1-d.bogdanov@yadro.com> References: <20210317104609.25236-1-d.bogdanov@yadro.com> MIME-Version: 1.0 X-Originating-IP: [10.199.0.54] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-03.corp.yadro.com (172.17.100.103) Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Remove tpg/enable attribute. Add fabric ops enable_tpg implementation instead. Reviewed-by: Roman Bolshakov Signed-off-by: Dmitry Bogdanov --- drivers/target/sbp/sbp_target.c | 30 +++++------------------------- 1 file changed, 5 insertions(+), 25 deletions(-) diff --git a/drivers/target/sbp/sbp_target.c b/drivers/target/sbp/sbp_target.c index 2a6165febd3b..72f7c00134d3 100644 --- a/drivers/target/sbp/sbp_target.c +++ b/drivers/target/sbp/sbp_target.c @@ -2128,32 +2128,13 @@ static ssize_t sbp_tpg_directory_id_store(struct config_item *item, return count; } -static ssize_t sbp_tpg_enable_show(struct config_item *item, char *page) +static int sbp_enable_tpg(struct se_portal_group *se_tpg, bool enable) { - struct se_portal_group *se_tpg = to_tpg(item); struct sbp_tpg *tpg = container_of(se_tpg, struct sbp_tpg, se_tpg); struct sbp_tport *tport = tpg->tport; - return sprintf(page, "%d\n", tport->enable); -} - -static ssize_t sbp_tpg_enable_store(struct config_item *item, - const char *page, size_t count) -{ - struct se_portal_group *se_tpg = to_tpg(item); - struct sbp_tpg *tpg = container_of(se_tpg, struct sbp_tpg, se_tpg); - struct sbp_tport *tport = tpg->tport; - unsigned long val; int ret; - if (kstrtoul(page, 0, &val) < 0) - return -EINVAL; - if ((val != 0) && (val != 1)) - return -EINVAL; - - if (tport->enable == val) - return count; - - if (val) { + if (enable) { if (sbp_count_se_tpg_luns(&tpg->se_tpg) == 0) { pr_err("Cannot enable a target with no LUNs!\n"); return -EINVAL; @@ -2168,7 +2149,7 @@ static ssize_t sbp_tpg_enable_store(struct config_item *item, spin_unlock_bh(&se_tpg->session_lock); } - tport->enable = val; + tport->enable = enable; ret = sbp_update_unit_directory(tport); if (ret < 0) { @@ -2176,15 +2157,13 @@ static ssize_t sbp_tpg_enable_store(struct config_item *item, return ret; } - return count; + return 0; } CONFIGFS_ATTR(sbp_tpg_, directory_id); -CONFIGFS_ATTR(sbp_tpg_, enable); static struct configfs_attribute *sbp_tpg_base_attrs[] = { &sbp_tpg_attr_directory_id, - &sbp_tpg_attr_enable, NULL, }; @@ -2322,6 +2301,7 @@ static const struct target_core_fabric_ops sbp_ops = { .fabric_make_wwn = sbp_make_tport, .fabric_drop_wwn = sbp_drop_tport, .fabric_make_tpg = sbp_make_tpg, + .fabric_enable_tpg = sbp_enable_tpg, .fabric_drop_tpg = sbp_drop_tpg, .fabric_post_link = sbp_post_link_lun, .fabric_pre_unlink = sbp_pre_unlink_lun,