From patchwork Thu Feb 13 09:26:35 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Kai_M=C3=A4kisara?= X-Patchwork-Id: 13972994 Received: from fgw23-4.mail.saunalahti.fi (fgw23-4.mail.saunalahti.fi [62.142.5.110]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B10E0201006 for ; Thu, 13 Feb 2025 09:27:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=62.142.5.110 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739438846; cv=none; b=Pk7nsFQDfOXVkK+BoKjPSpHUBCTHb9PZpVImmLaKguSMHhheKSU/2QyH0av6TkbHlUlzAD4dSZcxLWvOlJtNtThFtOSrBf831EadcT2A+VVPAyM3StrwhEThf6rGwGBTVyfuZ8hYyXR9hVlrYK5AeZWM2keTaPBr4OfCcIYyv6Y= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739438846; c=relaxed/simple; bh=Fw0sUHhie0bRmvvOmOiCUzDEi+C+jByu+9eNH7QErm4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=DC5Ka5KysYRhDB/Ad2XWjVvpafVmRH25KDEfpHyD8Wh0WMntUNpFWFAuVmmUHHMH0bYjMyJmg2uKOvyW4/KSWDjxY5djPI0B4vZNah5K+IcBK4KlQtTa6/vrOXw+PoHFaeCyU7EyG55J5eimEBG5XTH4HTztFFUBcchTUmi4r/A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=kolumbus.fi; spf=pass smtp.mailfrom=kolumbus.fi; dkim=pass (2048-bit key) header.d=kolumbus.fi header.i=@kolumbus.fi header.b=lH91IUnb; arc=none smtp.client-ip=62.142.5.110 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=kolumbus.fi Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kolumbus.fi Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kolumbus.fi header.i=@kolumbus.fi header.b="lH91IUnb" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kolumbus.fi; s=elisa1; h=content-transfer-encoding:content-type:mime-version:references:in-reply-to: message-id:date:subject:cc:to:from:from:to:cc:reply-to:subject:date: in-reply-to:references:list-archive:list-subscribe:list-unsubscribe: content-type:content-transfer-encoding:message-id; bh=nxXiln1h6m2Qx8N76JSLWWB4KMe1xSPllRDrx0UPHNE=; b=lH91IUnb5VTkA7LirGDYTbirw/MJGtprMfZ3EmnrBHlLxwZAigasEG9EzP3J2++JMs5K5qMPT6x12 ssVw2+DzGqIZz5csElT2AfIXtUryYKFgv6pRYDF2u745lPlUoLJewMVVJwaxGegPdl3E6Bzxj8jWIK i9Av3GAoApNvnyUoOZ9osxEsGWyi9D7T8aopB7UiY5DC4Z20vN859Y8SVhPwo/RJX5U82nzoRYJv// CYja3SIWtxJntKDyikLzV8NpAw24uxYWXzmxiZcqS39yrKbHlcw8V/hhWqyBgNl88RSfkjlJzAvosK R+yWBtESvuAn8oqWvcVdCYsWE7JaiLg== Received: from kaipn1.makisara.private (85-156-116-90.elisa-laajakaista.fi [85.156.116.90]) by fgw22.mail.saunalahti.fi (Halon) with ESMTPSA id af56be38-e9ec-11ef-838a-005056bdf889; Thu, 13 Feb 2025 11:27:03 +0200 (EET) From: =?utf-8?q?Kai_M=C3=A4kisara?= To: linux-scsi@vger.kernel.org, dgilbert@interlog.com Cc: martin.petersen@oracle.com, James.Bottomley@HansenPartnership.com, jmeneghi@redhat.com, =?utf-8?q?Kai_M=C3=A4kisara?= Subject: [PATCH v2 6/7] scsi: scsi_debug: Reset tape setting at device reset Date: Thu, 13 Feb 2025 11:26:35 +0200 Message-ID: <20250213092636.2510-7-Kai.Makisara@kolumbus.fi> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250213092636.2510-1-Kai.Makisara@kolumbus.fi> References: <20250213092636.2510-1-Kai.Makisara@kolumbus.fi> Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Set tape block size, density and compression to default values when the device is reset (either directly or via target, bus or host reset). Signed-off-by: Kai Mäkisara Reviewed-by: John Meneghini Tested-by: John Meneghini --- drivers/scsi/scsi_debug.c | 21 ++++++++++++++++++++- 1 file changed, 20 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 0a5cd35c41de..7da1758da3f5 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -6772,6 +6772,20 @@ static int sdebug_fail_lun_reset(struct scsi_cmnd *cmnd) return 0; } +static void scsi_tape_reset_clear(struct sdebug_dev_info *devip) +{ + if (sdebug_ptype == TYPE_TAPE) { + int i; + + devip->tape_blksize = TAPE_DEF_BLKSIZE; + devip->tape_density = TAPE_DEF_DENSITY; + devip->tape_partition = 0; + devip->tape_dce = 0; + for (i = 0; i < TAPE_MAX_PARTITIONS; i++) + devip->tape_location[i] = 0; + } +} + static int scsi_debug_device_reset(struct scsi_cmnd *SCpnt) { struct scsi_device *sdp = SCpnt->device; @@ -6785,8 +6799,10 @@ static int scsi_debug_device_reset(struct scsi_cmnd *SCpnt) sdev_printk(KERN_INFO, sdp, "%s\n", __func__); scsi_debug_stop_all_queued(sdp); - if (devip) + if (devip) { set_bit(SDEBUG_UA_POR, devip->uas_bm); + scsi_tape_reset_clear(devip); + } if (sdebug_fail_lun_reset(SCpnt)) { scmd_printk(KERN_INFO, SCpnt, "fail lun reset 0x%x\n", opcode); @@ -6824,6 +6840,7 @@ static int scsi_debug_target_reset(struct scsi_cmnd *SCpnt) list_for_each_entry(devip, &sdbg_host->dev_info_list, dev_list) { if (devip->target == sdp->id) { set_bit(SDEBUG_UA_BUS_RESET, devip->uas_bm); + scsi_tape_reset_clear(devip); ++k; } } @@ -6855,6 +6872,7 @@ static int scsi_debug_bus_reset(struct scsi_cmnd *SCpnt) list_for_each_entry(devip, &sdbg_host->dev_info_list, dev_list) { set_bit(SDEBUG_UA_BUS_RESET, devip->uas_bm); + scsi_tape_reset_clear(devip); ++k; } @@ -6878,6 +6896,7 @@ static int scsi_debug_host_reset(struct scsi_cmnd *SCpnt) list_for_each_entry(devip, &sdbg_host->dev_info_list, dev_list) { set_bit(SDEBUG_UA_BUS_RESET, devip->uas_bm); + scsi_tape_reset_clear(devip); ++k; } }