Re: pci_enable_msi() for everyone?

[Roland Dreier]

    Greg> Motherboard quirks are one thing.  Broken devices are a
    Greg> totally different thing.  If there are too many of them,
    Greg> then the current situation is acceptable to me.  Does ib
    Greg> have devices that will break with MSI?

Yes, I believe some versions of the firmware for Mellanox HCAs have
problems with MSI.

    Greg> In looking at that, I don't see a way to get rid of the msix
    Greg> stuff.  So that's probably just going to stay the same.

OK -- we'll just have to make sure that the switch from MSI mode to
MSI-X mode is implementated correctly.

 - R.
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