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From:   Geert Uytterhoeven <geert@linux-m68k.org>
Date:   Thu, 11 Nov 2021 15:48:37 +0100
Message-ID: <CAMuHMdVdwwT5yQPpQ5Frr-Un5OMk9LX3sF_zocOejrouSjaO-w@mail.gmail.com>
Subject: Re: [PATCH 4/5] block: move queue enter logic into blk_mq_submit_bio()
To:     "Martin K. Petersen" <martin.petersen@oracle.com>
Cc:     Jens Axboe <axboe@kernel.dk>,
        Christoph Hellwig <hch@infradead.org>,
        linux-block@vger.kernel.org,
        linux-m68k <linux-m68k@lists.linux-m68k.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
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Hi Martin,

On Thu, Nov 11, 2021 at 2:19 PM Martin K. Petersen
<martin.petersen@oracle.com> wrote:
> > sd 0:0:0:0: [sda] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
> > sd 0:0:0:0: [sda] tag#0 Sense Key : Illegal Request [current]
> > sd 0:0:0:0: [sda] tag#0 Add. Sense: Invalid field in cdb
> > sd 0:0:0:0: [sda] tag#0 CDB: Write(10) 2a 08 00 00 00 01 00 00 08 00
> > critical target error, dev sda, sector 1 op 0x1:(WRITE) flags 0x20800 phys_seg 1 prio class 0
> > Buffer I/O error on dev sda1, logical block 0, lost sync page write
>
> Peculiar. That write command looks OK to me. I wonder if it's the FUA
> bit that trips it?
>
> What does:
>
> # dmesg | grep FUA
>
> say?

sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't
support DPO or FUA

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds