linux-kernel - Re: [PATCH v2 1/2] loop: Report EOPNOTSUPP properly

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Message-ID: <CAE=gft4UXAZqorCfA-F2O8b__ZM-iM2zn6+1KQevU7UL1tceTQ@mail.gmail.com>
Date:   Tue, 26 Feb 2019 11:27:10 -0800
From:   Evan Green <evgreen@...omium.org>
To:     "Martin K. Petersen" <martin.petersen@...cle.com>
Cc:     Jens Axboe <axboe@...nel.dk>, Bart Van Assche <bvanassche@....org>,
        Gwendal Grignou <gwendal@...omium.org>,
        Alexis Savery <asavery@...omium.org>,
        Ming Lei <ming.lei@...hat.com>,
        linux-block <linux-block@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 1/2] loop: Report EOPNOTSUPP properly

On Wed, Feb 13, 2019 at 6:32 PM Martin K. Petersen
<martin.petersen@...cle.com> wrote:
>
>
> Evan,
>
> > Properly plumb out EOPNOTSUPP from loop driver operations, which may
> > get returned when for instance a discard operation is attempted but
> > not supported by the underlying block device. Before this change,
> > everything was reported in the log as an I/O error, which is scary and
> > not helpful in debugging.
>
> Reviewed-by: Martin K. Petersen <martin.petersen@...cle.com>
>

Hi Jens,
I think this one at least is ready to go.
-Evan