linux-kernel - Re: [PATCH v3 0/6] scsi: handle special return codes for ABORTED COMMAND

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Date:   Fri, 20 Apr 2018 19:15:38 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Martin Wilck <mwilck@...e.com>
Cc:     "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        Hannes Reinecke <hare@...e.de>,
        James Bottomley <jejb@...ux.vnet.ibm.com>,
        Xose Vazquez Perez <xose.vazquez@...il.com>,
        Bart Van Assche <Bart.VanAssche@...disk.com>
Subject: Re: [PATCH v3 0/6] scsi: handle special return codes for ABORTED COMMAND


Martin,

> Here is another attempt to handle the special return codes for ABORTED
> COMMAND for certain SCSI devices. Following MKP's recommendation, I've
> created two new BLIST flags, simplifying the code in scsi_error.c
> compared to the previous versions. Rather than using "free" bits, I
> increased the length of blist_flag_t to 64 bit, and used previously
> unused bits. I also added checking for obsolete and unused bits.
>
> For the blist_flag_t size increase, I used sparse to try and avoid
> regressions; that necessitated fixing sparse's errors for the current
> code first.

Much better, thanks for reworking this. Applied to 4.18/scsi-queue.

-- 
Martin K. Petersen	Oracle Linux Engineering