From patchwork Mon Mar 23 16:54:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Disseldorp X-Patchwork-Id: 11453509 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2CFF31668 for ; Mon, 23 Mar 2020 16:54:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0AB61206C3 for ; Mon, 23 Mar 2020 16:54:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727688AbgCWQy1 (ORCPT ); Mon, 23 Mar 2020 12:54:27 -0400 Received: from mx2.suse.de ([195.135.220.15]:50656 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727333AbgCWQy1 (ORCPT ); Mon, 23 Mar 2020 12:54:27 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 70E66B17A; Mon, 23 Mar 2020 16:54:25 +0000 (UTC) From: David Disseldorp To: target-devel@vger.kernel.org Cc: linux-scsi@vger.kernel.org, martin.petersen@oracle.com, bvanassche@acm.org, David Disseldorp Subject: [RFC PATCH 2/5] scsi: target: drop xcopy DISK BLOCK LENGTH debug Date: Mon, 23 Mar 2020 17:54:07 +0100 Message-Id: <20200323165410.24423-3-ddiss@suse.de> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20200323165410.24423-1-ddiss@suse.de> References: <20200323165410.24423-1-ddiss@suse.de> Sender: target-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: target-devel@vger.kernel.org The DISK BLOCK LENGTH field is carried with XCOPY target descriptors on the wire, but is currently unmarshalled during 0x02 segment descriptor passing. The unmarshalled value is currently unused, so drop it. Signed-off-by: David Disseldorp Reviewed-by: Christoph Hellwig --- drivers/target/target_core_xcopy.c | 5 ----- drivers/target/target_core_xcopy.h | 1 - 2 files changed, 6 deletions(-) diff --git a/drivers/target/target_core_xcopy.c b/drivers/target/target_core_xcopy.c index 7e5b13da0c20..66b68295c50f 100644 --- a/drivers/target/target_core_xcopy.c +++ b/drivers/target/target_core_xcopy.c @@ -315,11 +315,6 @@ static int target_xcopy_parse_segdesc_02(struct se_cmd *se_cmd, struct xcopy_op xop->nolb, (unsigned long long)xop->src_lba, (unsigned long long)xop->dst_lba); - if (dc != 0) { - xop->dbl = get_unaligned_be24(&desc[29]); - - pr_debug("XCOPY seg desc 0x02: DC=1 w/ dbl: %u\n", xop->dbl); - } return 0; } diff --git a/drivers/target/target_core_xcopy.h b/drivers/target/target_core_xcopy.h index 26ba4c3c9cff..0840b03e8faa 100644 --- a/drivers/target/target_core_xcopy.h +++ b/drivers/target/target_core_xcopy.h @@ -35,7 +35,6 @@ struct xcopy_op { unsigned short stdi; unsigned short dtdi; unsigned short nolb; - unsigned int dbl; struct xcopy_pt_cmd *src_pt_cmd; struct xcopy_pt_cmd *dst_pt_cmd;