Will Deacon's on February 23, 2019 4:50 am:
> The mmiowb() macro is horribly difficult to use and drivers will continue
> to work most of the time if they omit a call when it is required.
>
> Rather than rely on driver authors getting this right, push mmiowb() into
> arch_spin_unlock() for ia64. I
The mmiowb() macro is horribly difficult to use and drivers will continue
to work most of the time if they omit a call when it is required.
Rather than rely on driver authors getting this right, push mmiowb() into
arch_spin_unlock() for ia64. If this is deemed to be a performance issue,
a subseque
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