Re: [PATCH 4/4] xfs: test upgrading filesystem to bigtime

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> > Darrick,
> >
> > These tests look great, but I wonder.
> > generic/402 has more test coverage than above.
> > It tests several data points and it tests them with and without mount cycle.
>
> Um... these two tests exist to make sure that /upgrading/ works, whereas
> generic/402 tests whatever it finds on the formatted scratch filesystem.
>
> > With your current tests, bigtime will enjoy this test coverage only if
> > the entire
> > run is configured with custom XFS_MKFS_OPTIONS or when bigtime
> > becomes default for mkfs.
>
> I don't understand the line of reasoning.  Both tests format with
> specific mkfs options, or skip the test entirely if mkfs doesn't know
> what bigtime is.
>

I was referring to generic/402.

> > Do you think we should have a temporary clone of generic/402 for xfs which
> > enables bigtime for the time being?
>
> <shrug> I pushed most of my testing to the cloud, so I just spawn enough
> VMs so that one of them will test bigtime=0 and another does
> bigtime=1...
>

Fine by me. As long as there is test coverage for generic/402 with bigtime.

Thanks,
Amir.



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