From patchwork Mon May 2 21:59:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hannes Reinecke X-Patchwork-Id: 12834824 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 ECB05C433F5 for ; Mon, 2 May 2022 22:01:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1387816AbiEBWFC (ORCPT ); Mon, 2 May 2022 18:05:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47650 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1387758AbiEBWDf (ORCPT ); Mon, 2 May 2022 18:03:35 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.220.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 527A2640B for ; Mon, 2 May 2022 15:00:04 -0700 (PDT) Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out1.suse.de (Postfix) with ESMTP id D72A021875; Mon, 2 May 2022 22:00:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1651528800; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=VcRSk9+B9bVk8pVZlHZAKrjmwD2iT6Wm4p5geMW8EVE=; b=ZBkP7z7rjDpLVVbD+S0yByjtQbBtjRX4Lw/fJZDDs9IOnKW4zBJCfpzcj5RPdpbCEsAQ/e SQuh7hpa6uyBfFTrVBEotBh9NfpE65fNgIi8YbOPRmW5QiCUy8d+DOZRjHNNNChtszxxeD lq7bO4tP3YJtozRsH1s0Y545a33kONA= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1651528800; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=VcRSk9+B9bVk8pVZlHZAKrjmwD2iT6Wm4p5geMW8EVE=; b=kMxVtgcIh/yM+XSzsyOxzECrV7Pg202ikaVRKIKRFK0wmX7MIF+RE5YsnAnBVPwvTT0NoX G2WkhFUuSiNSvRAg== Received: from adalid.arch.suse.de (adalid.arch.suse.de [10.161.8.13]) by relay2.suse.de (Postfix) with ESMTP id D15B52C161; Mon, 2 May 2022 22:00:00 +0000 (UTC) Received: by adalid.arch.suse.de (Postfix, from userid 16045) id CF387519415C; Tue, 3 May 2022 00:00:00 +0200 (CEST) From: Hannes Reinecke To: "Martin K. Petersen" Cc: Christoph Hellwig , James Bottomley , linux-scsi@vger.kernel.org, Hannes Reinecke Subject: [PATCH 7/7] scsi_error: streamline scsi_eh_bus_device_reset() Date: Mon, 2 May 2022 23:59:49 +0200 Message-Id: <20220502215953.5463-15-hare@suse.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20220502215953.5463-1-hare@suse.de> References: <20220502215953.5463-1-hare@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org From: Hannes Reinecke Streamline to use a similar code flow as the other reset functions. Signed-off-by: Hannes Reinecke --- drivers/scsi/scsi_error.c | 26 +++++++++++--------------- 1 file changed, 11 insertions(+), 15 deletions(-) diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index ad68149ab8a1..b2e70e262095 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -1547,6 +1547,7 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host *shost, { struct scsi_cmnd *scmd, *bdr_scmd, *next; struct scsi_device *sdev; + LIST_HEAD(check_list); enum scsi_disposition rtn; shost_for_each_device(sdev, shost) { @@ -1572,27 +1573,22 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host *shost, sdev_printk(KERN_INFO, sdev, "%s: Sending BDR\n", current->comm)); rtn = scsi_try_bus_device_reset(sdev); - if (rtn == SUCCESS || rtn == FAST_IO_FAIL) { - if (!scsi_device_online(sdev) || - rtn == FAST_IO_FAIL || - !scsi_eh_tur(bdr_scmd)) { - list_for_each_entry_safe(scmd, next, - work_q, eh_entry) { - if (scmd->device == sdev && - scsi_eh_action(scmd, rtn) != FAILED) - __scsi_eh_finish_cmd(scmd, - done_q, - DID_RESET); - } - } - } else { + if (rtn != SUCCESS && rtn != FAST_IO_FAIL) SCSI_LOG_ERROR_RECOVERY(3, sdev_printk(KERN_INFO, sdev, "%s: BDR failed\n", current->comm)); + list_for_each_entry_safe(scmd, next, work_q, eh_entry) { + if (scmd->device != sdev) + continue; + if (rtn == SUCCESS) + list_move_tail(&scmd->eh_entry, &check_list); + else if (rtn == FAST_IO_FAIL) + __scsi_eh_finish_cmd(scmd, done_q, + DID_TRANSPORT_DISRUPTED); } } - return list_empty(work_q); + return scsi_eh_test_devices(&check_list, work_q, done_q, 0); } /**