Re: [PATCH v2 5/5] dax: handle media errors in dax_do_io

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Dan Williams <dan.j.williams@xxxxxxxxx> writes:

> On Fri, Apr 15, 2016 at 11:24 AM, Jeff Moyer <jmoyer@xxxxxxxxxx> wrote:
>>> Moreover, we're going to do the full badblocks lookup anyway when we
>>> call ->direct_access().  If we had that information earlier we can
>>> avoid this fallback dance.
>>
>> None of the proposed approaches looks clean to me.  I'll go along with
>> whatever you guys think is best.  I am in favor of wrapping up all that
>> duplicated code, though.
>
> Christoph originally pushed for open coding this fallback decision
> per-filesystem.  I agree with you on the "none the above" options are
> clean.

I don't recall him saying "open code".  Rather, the sentiment was to
leave the fallback to the callers.  That doesn't mean you can't wrap it
up in a convenience function.

Cheers,
Jeff
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