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To:     Bart Van Assche <bvanassche@acm.org>
Cc:     John Garry <john.g.garry@oracle.com>, axboe@kernel.dk,
        kbusch@kernel.org, hch@lst.de, sagi@grimberg.me,
        jejb@linux.ibm.com, martin.petersen@oracle.com, djwong@kernel.org,
        viro@zeniv.linux.org.uk, brauner@kernel.org,
        chandan.babu@oracle.com, dchinner@redhat.com,
        linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-nvme@lists.infradead.org, linux-xfs@vger.kernel.org,
        linux-fsdevel@vger.kernel.org, tytso@mit.edu, jbongio@google.com,
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Subject: Re: [PATCH 18/21] scsi: sd: Support reading atomic properties from
 block limits VPD
From:   "Martin K. Petersen" <martin.petersen@oracle.com>
Organization: Oracle Corporation
Message-ID: <yq11qe7qptg.fsf@ca-mkp.ca.oracle.com>
References: <20230929102726.2985188-1-john.g.garry@oracle.com>
        <20230929102726.2985188-19-john.g.garry@oracle.com>
        <2e5af8a4-f2e1-4c2e-bd0b-14cc9894b48e@acm.org>
        <53bfe07e-e125-7a69-4f89-481c10e0959e@oracle.com>
        <a7a24914-4940-4a23-b439-bc8f0ad99212@acm.org>
Date:   Fri, 06 Oct 2023 19:48:53 -0400
In-Reply-To: <a7a24914-4940-4a23-b439-bc8f0ad99212@acm.org> (Bart Van Assche's
        message of "Fri, 6 Oct 2023 10:52:40 -0700")
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Bart,

> I think the above means that it is wrong to round down the ATOMIC
> TRANSFER LENGTH GRANULARITY or the ATOMIC BOUNDARY values.

It was a deliberate design choice to facilitate supporting MAM. John
will look into relaxing the constraints.

-- 
Martin K. Petersen	Oracle Linux Engineering