From: Christoph Hellwig <hch@lst.de>
To: Mike Christie <michael.christie@oracle.com>
Cc: Martin Wilck <mwilck@suse.com>,
bvanassche@acm.org, hch@lst.de, martin.petersen@oracle.com,
linux-scsi@vger.kernel.org,
james.bottomley@hansenpartnership.com,
Hannes Reinecke <Hannes.Reinecke@suse.com>
Subject: Re: [PATCH 3/4] scsi: Internally retry scsi_execute commands
Date: Thu, 11 Aug 2022 14:27:38 +0200 [thread overview]
Message-ID: <20220811122738.GC1742@lst.de> (raw)
In-Reply-To: <2b1943b2-466f-5674-1c8c-7db7b2dc4738@oracle.com>
On Wed, Aug 10, 2022 at 12:06:41PM -0500, Mike Christie wrote:
> 2. Instead of trying to make it general for all scsi_execute_users, we can
> add SCMD bits for specific cases like DID_TIME_OUT or a SCMD bit that tells
> scsi_noretry_cmd to not always fail passthrough commands just because they
> are passthrough. It would work the opposite of the FASTFAIL bits where instead
> of failing fast, we retry.
Yes, I think this is closer to what I'd like to see. Although I wonder
if we should turn it around and require the FAILFAST bits to opt out of
automatic retries even for passthrough, even if that turns into a major
audit.
next prev parent reply other threads:[~2022-08-11 12:27 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-10 3:41 [PATCH 0/4] scsi: passthrough fixes/improvements Mike Christie
2022-08-10 3:41 ` [PATCH 1/4] scsi: Fix passthrough retry counter handling Mike Christie
2022-08-11 12:16 ` Christoph Hellwig
2022-08-10 3:41 ` [PATCH 2/4] scsi: Add new SUBMITTED types for passthrough Mike Christie
2022-08-11 12:21 ` Christoph Hellwig
2022-08-10 3:41 ` [PATCH 3/4] scsi: Internally retry scsi_execute commands Mike Christie
2022-08-10 10:46 ` Martin Wilck
2022-08-10 17:06 ` Mike Christie
2022-08-10 17:38 ` Mike Christie
2022-08-11 12:28 ` Christoph Hellwig
2022-08-11 16:19 ` Mike Christie
2022-08-11 9:56 ` Martin Wilck
2022-08-11 16:15 ` Mike Christie
2022-08-11 17:02 ` Martin Wilck
2022-08-11 18:22 ` Mike Christie
2022-08-11 12:27 ` Christoph Hellwig [this message]
2022-08-10 3:41 ` [PATCH 4/4] scsi: Handle UAs for pr_ops Mike Christie
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