From: Damien Le Moal <dlemoal@kernel.org>
To: JiangJianJun <jiangjianjun3@huawei.com>, linux-scsi@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hewenliang4@huawei.com,
yangyun50@huawei.com, wuyifeng10@huawei.com,
yangxingui@h-partners.com
Subject: Re: [PATCH 00/14] scsi: scsi_error: Introduce new error handle mechanism
Date: Tue, 2 Sep 2025 14:30:44 +0900 [thread overview]
Message-ID: <c09657ab-95a4-4ffb-bddd-26babd1c803e@kernel.org> (raw)
In-Reply-To: <20250902060313.2536037-1-jiangjianjun3@huawei.com>
On 9/2/25 3:03 PM, JiangJianJun wrote:
>> Use write long command to "destroy" sectors. Then try to read them. That will
>> generate uncorrectable read errors.
>
> There is a misunderstanding here, the condition that triggers this error
> handler is when the device is slow or unresponsive, or fails to start;
> bad blocks refer to data errors rather than faults.
You probably easilly can simulate an unresponsive device using either qemu or
tcmu-runner.
--
Damien Le Moal
Western Digital Research
prev parent reply other threads:[~2025-09-02 5:33 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-16 11:24 [PATCH 00/14] scsi: scsi_error: Introduce new error handle mechanism JiangJianJun
2025-08-16 11:24 ` [PATCH 01/14] scsi: scsi_error: Define framework for LUN/target based error handle JiangJianJun
2025-08-16 11:24 ` [PATCH 02/14] scsi: scsi_error: Move complete variable eh_action from shost to sdevice JiangJianJun
2025-08-16 11:24 ` [PATCH 03/14] scsi: scsi_error: Check if to do reset in scsi_try_xxx_reset JiangJianJun
2025-08-16 11:24 ` [PATCH 04/14] scsi: scsi_error: Add helper scsi_eh_sdev_stu to do START_UNIT JiangJianJun
2025-08-16 11:24 ` [PATCH 05/14] scsi: scsi_error: Add helper scsi_eh_sdev_reset to do lun reset JiangJianJun
2025-08-16 11:24 ` [PATCH 06/14] scsi: scsi_error: Add flags to mark error handle steps has done JiangJianJun
2025-08-16 11:24 ` [PATCH 07/14] scsi: scsi_error: Add helper to handle scsi device's error command list JiangJianJun
2025-08-16 11:24 ` [PATCH 08/14] scsi: scsi_error: Add a general LUN based error handler JiangJianJun
2025-08-17 9:18 ` Markus Elfring
2025-08-16 11:24 ` [PATCH 09/14] scsi: core: increase/decrease target_busy if set " JiangJianJun
2025-08-16 11:24 ` [PATCH 10/14] scsi: scsi_error: Add helper to handle scsi target's error command list JiangJianJun
2025-08-16 23:19 ` kernel test robot
2025-08-17 2:46 ` JiangJianJun
2025-08-16 11:24 ` [PATCH 11/14] scsi: scsi_error: Add a general target based error handler JiangJianJun
2025-08-16 11:24 ` [PATCH 12/14] scsi: scsi_debug: Add params for configuring the " JiangJianJun
2025-08-16 11:24 ` [PATCH 13/14] scsi: virtio_scsi: enable LUN based error handlers JiangJianJun
2025-08-16 11:24 ` [PATCH 14/14] scsi: iscsi_tcp: enable LUN-based and target-based " JiangJianJun
2025-08-17 8:46 ` [PATCH 00/14] scsi: scsi_error: Introduce new error handle mechanism JiangJianJun
2025-08-20 12:36 ` Hannes Reinecke
2025-09-02 5:56 ` JiangJianJun
2025-09-02 6:37 ` Hannes Reinecke
2025-09-14 10:41 ` [RFC PATCH v4 0/9] " JiangJianJun
2025-09-14 10:41 ` [RFC PATCH v4 1/9] scsi: scsi_error: Define framework for LUN based error handle JiangJianJun
2025-09-14 10:41 ` [RFC PATCH v4 2/9] scsi: scsi_error: Move complete variable eh_action from shost to sdevice JiangJianJun
2025-09-14 10:41 ` [RFC PATCH v4 3/9] scsi: scsi_error: Check if to do reset in scsi_try_xxx_reset JiangJianJun
2025-09-14 10:41 ` [RFC PATCH v4 4/9] scsi: scsi_error: Add helper scsi_eh_sdev_stu to do START_UNIT JiangJianJun
2025-09-14 10:41 ` [RFC PATCH v4 5/9] scsi: scsi_error: Add helper scsi_eh_sdev_reset to do lun reset JiangJianJun
2025-09-14 10:41 ` [RFC PATCH v4 6/9] scsi: scsi_error: Add flags to mark error handle steps has done JiangJianJun
2025-09-14 10:41 ` [RFC PATCH v4 7/9] scsi: scsi_error: Add helper to handle scsi device's error command list JiangJianJun
2025-09-14 10:41 ` [RFC PATCH v4 8/9] scsi: scsi_error: Add a general LUN based error handler JiangJianJun
2025-09-14 11:59 ` kernel test robot
2025-09-14 10:41 ` [RFC PATCH v4 9/9] scsi: scsi_debug: Add params for configuring the " JiangJianJun
2025-08-22 7:39 ` [PATCH 00/14] scsi: scsi_error: Introduce new error handle mechanism Damien Le Moal
2025-09-02 5:30 ` JiangJianJun
2025-09-02 5:08 ` Damien Le Moal
2025-09-02 6:03 ` JiangJianJun
2025-09-02 5:30 ` Damien Le Moal [this message]
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