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From: Hannes Reinecke <hare@suse.de>
To: Christoph Hellwig <hch@lst.de>, Bart Van Assche <bvanassche@acm.org>
Cc: John Garry <john.garry@huawei.com>,
	satishkh@cisco.com, sebaddel@cisco.com, kartilak@cisco.com,
	jejb@linux.ibm.com, martin.petersen@oracle.com,
	linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/3] scsi: fnic: Stop setting scsi_cmnd.tag
Date: Sat, 14 Aug 2021 14:35:08 +0200	[thread overview]
Message-ID: <b6216e3f-5339-18e4-ca31-61c7968efbb1@suse.de> (raw)
In-Reply-To: <20210814073948.GA21536@lst.de>

On 8/14/21 9:39 AM, Christoph Hellwig wrote:
> On Fri, Aug 13, 2021 at 08:17:45PM -0700, Bart Van Assche wrote:
>> On 8/13/21 6:49 AM, John Garry wrote:
>>> It is never read. Setting it and the request tag seems dodgy
>>> anyway.
>>
>> This is done because there is code in the SCSI error handler that may
>> allocate a SCSI command without allocating a tag. See also
>> scsi_ioctl_reset().
> 
> Yes.  Hannes had a great series to stop passing the pointless scsi_cmnd
> to the reset methods.  Hannes, any chance you coul look into
> resurrecting that?
> 
Sure.

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                Kernel Storage Architect
hare@suse.de                              +49 911 74053 688
SUSE Software Solutions GmbH, Maxfeldstr. 5, 90409 Nürnberg
HRB 36809 (AG Nürnberg), Geschäftsführer: Felix Imendörffer

  reply	other threads:[~2021-08-14 12:35 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-13 13:49 [PATCH 0/3] Remove scsi_cmnd.tag John Garry
2021-08-13 13:49 ` [PATCH 1/3] scsi: wd719: Stop using scsi_cmnd.tag John Garry
2021-08-13 16:30   ` Hannes Reinecke
2021-08-14  3:11   ` Bart Van Assche
2021-08-13 13:49 ` [PATCH 2/3] scsi: fnic: Stop setting scsi_cmnd.tag John Garry
2021-08-13 16:31   ` Hannes Reinecke
2021-08-14  3:17   ` Bart Van Assche
2021-08-14  7:39     ` Christoph Hellwig
2021-08-14 12:35       ` Hannes Reinecke [this message]
2021-08-16 10:00         ` John Garry
2021-08-16 11:11           ` Hannes Reinecke
2021-08-13 13:49 ` [PATCH 3/3] scsi: Remove scsi_cmnd.tag John Garry
2021-08-13 16:31   ` Hannes Reinecke
2021-08-14  3:18   ` Bart Van Assche
2021-08-14  7:40 ` [PATCH 0/3] " Christoph Hellwig
2021-08-16 17:34 ` Martin K. Petersen
2021-08-18 18:08   ` John Garry
2021-08-18 18:46     ` Martin K. Petersen
2021-08-19  2:41     ` Bart Van Assche
2021-08-19  7:15       ` Hannes Reinecke
2021-08-19  7:27         ` John Garry
2021-08-19  7:50           ` Hannes Reinecke
2021-08-19  9:09             ` John Garry
2021-08-24  4:03 ` Martin K. Petersen
2021-08-24  7:54   ` John Garry

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