From patchwork Wed May 17 14:15:36 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konstantin Shelekhin X-Patchwork-Id: 683855 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7B16DC7EE2A for ; Wed, 17 May 2023 14:16:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231373AbjEQOQB (ORCPT ); Wed, 17 May 2023 10:16:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41764 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231909AbjEQOP6 (ORCPT ); Wed, 17 May 2023 10:15:58 -0400 Received: from mta-01.yadro.com (mta-02.yadro.com [89.207.88.252]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B833E61BE; Wed, 17 May 2023 07:15:56 -0700 (PDT) Received: from mta-01.yadro.com (localhost.localdomain [127.0.0.1]) by mta-01.yadro.com (Proxmox) with ESMTP id 234B034272D; Wed, 17 May 2023 17:15:55 +0300 (MSK) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yadro.com; h=cc :cc:content-transfer-encoding:content-type:content-type:date :from:from:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to; s=mta-01; bh=azHwwpS+mv/wh7w6sx rtW3eoc7WWmsUJkvMAPTkVIJA=; b=MT4H6+F0i3qth+Ujt6Q6WYaOjlnaRF79lH WF6KgWm174toYK6R+uClfEAQ1WNSNXpSs8JOJ0+Xe3Rexq0+jspdQrEEvBP9C572 IRhd4K5uUkxTnwgshG/kACztcE1h9ByxQnxPbJ0ALFhRzdJ2jop2qAaA65aIYUFc h8/hb2h+8= Received: from T-EXCH-07.corp.yadro.com (unknown [172.17.10.14]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mta-01.yadro.com (Proxmox) with ESMTPS id 19D61342727; Wed, 17 May 2023 17:15:55 +0300 (MSK) Received: from T-EXCH-09.corp.yadro.com (172.17.11.59) by T-EXCH-07.corp.yadro.com (172.17.11.57) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.1118.9; Wed, 17 May 2023 17:15:54 +0300 Received: from yadro.com (172.22.1.19) by T-EXCH-09.corp.yadro.com (172.17.11.59) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.1118.9; Wed, 17 May 2023 17:15:52 +0300 From: Konstantin Shelekhin To: Martin Petersen CC: , , , Konstantin Shelekhin , "Dmitry Bogdanov" Subject: [PATCH 1/2] scsi: target: core: Add sense reason for space allocation errors Date: Wed, 17 May 2023 17:15:36 +0300 Message-ID: <20230517141537.80936-2-k.shelekhin@yadro.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230517141537.80936-1-k.shelekhin@yadro.com> References: <20230517141537.80936-1-k.shelekhin@yadro.com> MIME-Version: 1.0 X-Originating-IP: [172.22.1.19] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-09.corp.yadro.com (172.17.11.59) Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org According to SBC-3 4.7.3.6 this sense reason shall be used in situations where thin provisioned logical unit cannot satisfy the write request due to the lack of free blocks. Signed-off-by: Konstantin Shelekhin Reviewed-by: Dmitry Bogdanov --- drivers/target/target_core_transport.c | 6 ++++++ include/target/target_core_base.h | 1 + 2 files changed, 7 insertions(+) diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 86adff2a86ed..9b41d2d78e98 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -2072,6 +2072,7 @@ void transport_generic_request_failure(struct se_cmd *cmd, case TCM_ALUA_TG_PT_UNAVAILABLE: case TCM_ALUA_STATE_TRANSITION: case TCM_ALUA_OFFLINE: + case TCM_SPACE_ALLOCATION_FAILED: break; case TCM_OUT_OF_RESOURCES: cmd->scsi_status = SAM_STAT_TASK_SET_FULL; @@ -3474,6 +3475,11 @@ static const struct sense_detail sense_detail_table[] = { .asc = 0x04, .ascq = ASCQ_04H_ALUA_OFFLINE, }, + [TCM_SPACE_ALLOCATION_FAILED] = { + .key = DATA_PROTECT, + .asc = 0x27, + .ascq = 0x07, /* SPACE ALLOCATION FAILED WRITE PROTECT */ + }, }; /** diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index 5f8e96f1516f..aac475a9184e 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -194,6 +194,7 @@ enum tcm_sense_reason_table { TCM_ALUA_TG_PT_UNAVAILABLE = R(0x21), TCM_ALUA_STATE_TRANSITION = R(0x22), TCM_ALUA_OFFLINE = R(0x23), + TCM_SPACE_ALLOCATION_FAILED = R(0x24), #undef R };