From patchwork Wed Mar 17 10:46:08 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Bogdanov X-Patchwork-Id: 12145459 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=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 97835C4332E 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 71F7964F21 for ; Wed, 17 Mar 2021 10:47:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230269AbhCQKql (ORCPT ); Wed, 17 Mar 2021 06:46:41 -0400 Received: from mta-02.yadro.com ([89.207.88.252]:48258 "EHLO mta-01.yadro.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S230186AbhCQKqd (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 B837441283; 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=2pydSoIVlrDtZaiJi7E+MdJiYU0PVTfZRA1 v9Nkjcxs=; b=IyNu4S8ZHVRyBIG6ZPGGdBQTAqj8vCsT97pw2F7OvpWH5f1q37V +VcTx+MO+vzOLR468TRaVxfNxcrrQOubYRfGOHWyusmKTZTVm89pPvqDiBEIxjO7 HyATZg+GgjPUGr2FA+e/mG0vV7K43csOzRo02Hp3+v6X4FPnxldSYHrQ= 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 zqs4TIxQk-Aa; 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 EFE50412E9; 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 13:46:29 +0300 From: Dmitry Bogdanov To: Martin Petersen , CC: , , Nilesh Javali , Chris Boot , Dmitry Bogdanov , Roman Bolshakov Subject: [PATCH 3/4] target: qla2xx: replace enable attr to ops.enable Date: Wed, 17 Mar 2021 13:46:08 +0300 Message-ID: <20210317104609.25236-4-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: target-devel@vger.kernel.org Remove tpg/enable attribute. Add fabric ops enable_tpg implementation instead. Reviewed-by: Roman Bolshakov Signed-off-by: Dmitry Bogdanov --- drivers/scsi/qla2xxx/tcm_qla2xxx.c | 73 +++++------------------------- 1 file changed, 12 insertions(+), 61 deletions(-) diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_qla2xxx.c index b55fc768a2a7..a16f9b06b165 100644 --- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c +++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c @@ -910,40 +910,17 @@ static struct configfs_attribute *tcm_qla2xxx_tpg_attrib_attrs[] = { /* End items for tcm_qla2xxx_tpg_attrib_cit */ -static ssize_t tcm_qla2xxx_tpg_enable_show(struct config_item *item, - char *page) -{ - struct se_portal_group *se_tpg = to_tpg(item); - struct tcm_qla2xxx_tpg *tpg = container_of(se_tpg, - struct tcm_qla2xxx_tpg, se_tpg); - - return snprintf(page, PAGE_SIZE, "%d\n", - atomic_read(&tpg->lport_tpg_enabled)); -} - -static ssize_t tcm_qla2xxx_tpg_enable_store(struct config_item *item, - const char *page, size_t count) +static int tcm_qla2xxx_enable_tpg(struct se_portal_group *se_tpg, + bool enable) { - struct se_portal_group *se_tpg = to_tpg(item); struct se_wwn *se_wwn = se_tpg->se_tpg_wwn; struct tcm_qla2xxx_lport *lport = container_of(se_wwn, struct tcm_qla2xxx_lport, lport_wwn); struct scsi_qla_host *vha = lport->qla_vha; struct tcm_qla2xxx_tpg *tpg = container_of(se_tpg, struct tcm_qla2xxx_tpg, se_tpg); - unsigned long op; - int rc; - rc = kstrtoul(page, 0, &op); - if (rc < 0) { - pr_err("kstrtoul() returned %d\n", rc); - return -EINVAL; - } - if ((op != 1) && (op != 0)) { - pr_err("Illegal value for tpg_enable: %lu\n", op); - return -EINVAL; - } - if (op) { + if (enable) { if (atomic_read(&tpg->lport_tpg_enabled)) return -EEXIST; @@ -951,14 +928,14 @@ static ssize_t tcm_qla2xxx_tpg_enable_store(struct config_item *item, qlt_enable_vha(vha); } else { if (!atomic_read(&tpg->lport_tpg_enabled)) - return count; + return 0; atomic_set(&tpg->lport_tpg_enabled, 0); qlt_stop_phase1(vha->vha_tgt.qla_tgt); qlt_stop_phase2(vha->vha_tgt.qla_tgt); } - return count; + return 0; } static ssize_t tcm_qla2xxx_tpg_dynamic_sessions_show(struct config_item *item, @@ -999,12 +976,10 @@ static ssize_t tcm_qla2xxx_tpg_fabric_prot_type_show(struct config_item *item, return sprintf(page, "%d\n", tpg->tpg_attrib.fabric_prot_type); } -CONFIGFS_ATTR(tcm_qla2xxx_tpg_, enable); CONFIGFS_ATTR_RO(tcm_qla2xxx_tpg_, dynamic_sessions); CONFIGFS_ATTR(tcm_qla2xxx_tpg_, fabric_prot_type); static struct configfs_attribute *tcm_qla2xxx_tpg_attrs[] = { - &tcm_qla2xxx_tpg_attr_enable, &tcm_qla2xxx_tpg_attr_dynamic_sessions, &tcm_qla2xxx_tpg_attr_fabric_prot_type, NULL, @@ -1078,35 +1053,17 @@ static void tcm_qla2xxx_drop_tpg(struct se_portal_group *se_tpg) kfree(tpg); } -static ssize_t tcm_qla2xxx_npiv_tpg_enable_show(struct config_item *item, - char *page) -{ - return tcm_qla2xxx_tpg_enable_show(item, page); -} - -static ssize_t tcm_qla2xxx_npiv_tpg_enable_store(struct config_item *item, - const char *page, size_t count) +static int tcm_qla2xxx_npiv_enable_tpg(struct se_portal_group *se_tpg, + bool enable) { - struct se_portal_group *se_tpg = to_tpg(item); struct se_wwn *se_wwn = se_tpg->se_tpg_wwn; struct tcm_qla2xxx_lport *lport = container_of(se_wwn, struct tcm_qla2xxx_lport, lport_wwn); struct scsi_qla_host *vha = lport->qla_vha; struct tcm_qla2xxx_tpg *tpg = container_of(se_tpg, struct tcm_qla2xxx_tpg, se_tpg); - unsigned long op; - int rc; - rc = kstrtoul(page, 0, &op); - if (rc < 0) { - pr_err("kstrtoul() returned %d\n", rc); - return -EINVAL; - } - if ((op != 1) && (op != 0)) { - pr_err("Illegal value for tpg_enable: %lu\n", op); - return -EINVAL; - } - if (op) { + if (enable) { if (atomic_read(&tpg->lport_tpg_enabled)) return -EEXIST; @@ -1114,23 +1071,16 @@ static ssize_t tcm_qla2xxx_npiv_tpg_enable_store(struct config_item *item, qlt_enable_vha(vha); } else { if (!atomic_read(&tpg->lport_tpg_enabled)) - return count; + return 0; atomic_set(&tpg->lport_tpg_enabled, 0); qlt_stop_phase1(vha->vha_tgt.qla_tgt); qlt_stop_phase2(vha->vha_tgt.qla_tgt); } - return count; + return 0; } -CONFIGFS_ATTR(tcm_qla2xxx_npiv_tpg_, enable); - -static struct configfs_attribute *tcm_qla2xxx_npiv_tpg_attrs[] = { - &tcm_qla2xxx_npiv_tpg_attr_enable, - NULL, -}; - static struct se_portal_group *tcm_qla2xxx_npiv_make_tpg(struct se_wwn *wwn, const char *name) { @@ -1873,6 +1823,7 @@ static const struct target_core_fabric_ops tcm_qla2xxx_ops = { .fabric_make_wwn = tcm_qla2xxx_make_lport, .fabric_drop_wwn = tcm_qla2xxx_drop_lport, .fabric_make_tpg = tcm_qla2xxx_make_tpg, + .fabric_enable_tpg = tcm_qla2xxx_enable_tpg, .fabric_drop_tpg = tcm_qla2xxx_drop_tpg, .fabric_init_nodeacl = tcm_qla2xxx_init_nodeacl, @@ -1913,11 +1864,11 @@ static const struct target_core_fabric_ops tcm_qla2xxx_npiv_ops = { .fabric_make_wwn = tcm_qla2xxx_npiv_make_lport, .fabric_drop_wwn = tcm_qla2xxx_npiv_drop_lport, .fabric_make_tpg = tcm_qla2xxx_npiv_make_tpg, + .fabric_enable_tpg = tcm_qla2xxx_npiv_enable_tpg, .fabric_drop_tpg = tcm_qla2xxx_drop_tpg, .fabric_init_nodeacl = tcm_qla2xxx_init_nodeacl, .tfc_wwn_attrs = tcm_qla2xxx_wwn_attrs, - .tfc_tpg_base_attrs = tcm_qla2xxx_npiv_tpg_attrs, }; static int tcm_qla2xxx_register_configfs(void)