Re: [PATCH] parisc: Avoid calling SMP cache flush functions on cache-less machines

[Sven Schnelle <svens@xxxxxxxxxxxxxx>]

Hi Helge,

Helge Deller <deller@xxxxxx> writes:

> At least the qemu virtual machine does not provide D- and I-caches,
> so skip triggering SMP irqs to flush caches on such machines.
>
> Signed-off-by: Helge Deller <deller@xxxxxx>

Not sure about the real performance benefit on hppa, but maybe use
static branches?