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    SubjectRe: [resend v1 5/5] drivers/scsi/sd.c: Convert to use disk_set_capacity
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    On Tue, 2020-01-07 at 21:59 -0500, Martin K. Petersen wrote:
    > Ewan,
    >
    > > Yes, there are some storage arrays that refuse a READ CAPACITY
    > > command in certain ALUA states so you can't get the new capacity
    > > anyway.
    >
    > Yep. And some devices will temporarily return a capacity of
    > 0xFFFFFFFF... If we were to trigger a filesystem resize, the results
    > would be disastrous.
    >
    > > It might be nice to improve this, though, there are some cases now
    > > where we set the capacity to zero when we revalidate and can't get the
    > > value.
    >
    > If you have a test case, let's fix it.
    >

    This happens with NVMe fabric devices, I thought. I'll check.


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