[PATCH v5 1/6] powerpc: Allow flush_icache_range to work across ranges >4GB

[Segher Boessenkool]

On Mon, Nov 04, 2019 at 01:32:53PM +1100, Alastair D'Silva wrote:
> When calling flush_icache_range with a size >4GB, we were masking
> off the upper 32 bits, so we would incorrectly flush a range smaller
> than intended.
> 
> This patch replaces the 32 bit shifts with 64 bit ones, so that
> the full size is accounted for.

Please send this separately, to be committed right now?  It is a bug fix,
independent of the rest of the series.


Segher