From patchwork Mon Feb 10 19:12:31 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: 865503 Received: from fgw21-4.mail.saunalahti.fi (fgw21-4.mail.saunalahti.fi [62.142.5.108]) (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 6CF3A1F754E for ; Mon, 10 Feb 2025 19:13:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=62.142.5.108 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739214797; cv=none; b=Hy1LtUEA4taLZe/Ops4kQdcLY8cRY09EJb2LNzag5e130mpzFIAvUD/M4kma68H7dS2hvqsAiBf+/u5OZ7pXXwQLnGOU7voWLxxRUg0yAWvWAMSR2vW6oVbBaBaphLGziPXOQPqBbXC8bKjmXt3gue2LdgdpLMOXU3K2v9rUnbE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739214797; c=relaxed/simple; bh=60zYAXKRIPmnSv2y5imc6eqiFXpIRJ/sQiWM5O+SquU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=oksdH+thmovuACtY0vojMaSq+B2udfNmVCukfMdbFhEr+dMrJbcGlC69J9XGkeVzOjLNR1JN4K9ASNIZqMaQODeGA4xASE29EcdpWWM+oEFHeqj0DpJmij3BQ/Cbe5ziErdqNtW8dioWavN5zxhF+NZlFvmFgv2+ozr5STbLWvA= 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=OKbxvIok; arc=none smtp.client-ip=62.142.5.108 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="OKbxvIok" 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=kTE+R5fpY/Qz91GKX1N6I/Zg+oU8oNE6vP6JfJUmvKI=; b=OKbxvIokylF14wmKQvmm/sRbo5aDtETU/Vm0ZOnj/ghuhKBHh6UtZKHWdQMfR6CcxGZqCe21gAkcF l1Hseef3tGe94HSO38gA5Mjgok+Y878zbgeF3V/iSX6p18YtT2uXFHxDL6cw8hpIsRMxpCxBxr3lvw OTBI9or8kUCdUGys7MQAVF7OnqFlNeiIg3kHtE0M47cwxCt8AW9pnsMXVng4pspSZ6q0j+MAV14xaY gTn1bDA4VVX2zsuh0VOLgvsBII09+ULKljC1b3ARuCkcNlsf5h7i1ByEZh+EtyT8Q2lg9Vk4GcfTRc 4ainJs/2F1WGJD9Iz0BdG/oVwIO35PA== Received: from kaipn1.makisara.private (85-156-116-90.elisa-laajakaista.fi [85.156.116.90]) by fgw23.mail.saunalahti.fi (Halon) with ESMTPSA id 0dacf63c-e7e3-11ef-a27d-005056bdfda7; Mon, 10 Feb 2025 21:13:04 +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 v1 6/7] scsi: scsi_debug: Reset tape setting at device reset Date: Mon, 10 Feb 2025 21:12:31 +0200 Message-ID: <20250210191232.185207-7-Kai.Makisara@kolumbus.fi> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250210191232.185207-1-Kai.Makisara@kolumbus.fi> References: <20250210191232.185207-1-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 --- 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 7b84acebe0fe..b40023dd812b 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; } }