powerpc: Fix action argument for cpufeatures-based TLB flush

[Michael Ellerman]

On Wed, 2017-09-27 at 04:55:51 UTC, Jeremy Kerr wrote:
> Commit 41d0c2ecde introduced calls to __flush_tlb_power[89] from the
> cpufeatures code, specifying the number of sets to flush.
> 
> However, these functions take an action argument, not a number of sets.
> This means we hit the BUG() in __flush_tlb_{206,300} when using
> cpufeatures-style configuration.
> 
> This change passes TLB_INVAL_SCOPE_GLOBAL instead.
> 
> Signed-off-by: Jeremy Kerr <jk at ozlabs.org>
> CC: Nicholas Piggin <npiggin at gmail.com>
> Reviewed-by: Nicholas Piggin <npiggin at gmail.com>

Applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/3b7af5c0fd9631762d1c4d7b4cee76

cheers