On Mon, Aug 13, 2018 at 07:48:10PM +0300, Kirill Kapranov wrote: > On systems where some controllers get a dynamic ID assigned and some have > a fixed number (e.g. from ACPI tables), the current implementation might > run into an IDR collision: in case of a fixed bus number is gotten by a > driver (but not marked busy in IDR tree) and a driver with dynamic bus > number gets the same ID and predictably fails.
Is this something that's actually happened for you?
> + } else {
> + /* devices with a fixed bus num must check-in with the num */
> + mutex_lock(&board_lock);
The indentation here is weird, the comment isn't aligned with the code
it's commenting on.
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