Re: [PATCH v2] mmc: inline the first mmc_scan() on mmc_start_host()

[Wolfram Sang]

> Note that, even if the offending commit below triggers this problem
> 100% of the cases (as the probe path has now becomes synchronous),
> there was a potential risk even before. Previously, mmc_add_host()
> ended up punting a work - and if that work ended up sending a request
> to the host driver, *before* the irq-handler would be ready, we would
> hit the similar problem. I bet adding an msleep(1000) immediately
> after mmc_add_host() in tmio_mmc_host_probe(), would then trigger this
> problem too. :-)
> 
> That said, I am going to revert the offending commit to fix these
> problems, for now. Then I will try to help out and fixup the relevant
> host drivers  - and when that is done, we can give this whole thing a
> new try.

I'll work on the TMIO/SDHI driver next week. Thanks for the input!

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