linux-kernel - Re: [PATCH v5 09/10] scsi: scsi_debug: Add debugfs interface to fail target reset

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Message-ID: <a517343d-cd37-4faa-8c26-c4e0c1217777@interlog.com>
Date:   Sun, 8 Oct 2023 19:14:02 -0400
From:   Douglas Gilbert <dgilbert@...erlog.com>
To:     Wenchao Hao <haowenchao2@...wei.com>,
        "James E . J . Bottomley" <jejb@...ux.ibm.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        open-iscsi@...glegroups.com, linux-scsi@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, louhongxiang@...wei.com,
        kernel test robot <oliver.sang@...el.com>
Subject: Re: [PATCH v5 09/10] scsi: scsi_debug: Add debugfs interface to fail
 target reset

On 2023-09-22 05:29, Wenchao Hao wrote:
> The interface is found at
> /sys/kernel/debug/scsi_debug/target<h:c:t>/fail_reset where <h:c:t>
> identifies the target to inject errors on. It's a simple bool type
> interface which would make this target's reset fail if set to 'Y'.
> 
> Signed-off-by: Wenchao Hao <haowenchao2@...wei.com>
> Reported-by: kernel test robot <oliver.sang@...el.com>

Tested by setting 'echo 1 > /sys/bus/pseudo/drivers/scsi_debug/opts'
and observing 'tail -f /var/log/syslog'. Looks good including that
fail_reset is readable so its current state can be checked.

Tested-by: Douglas Gilbert <dgilbert@...erlog.com>

<snip>