[PATCH v8 2/4] arm64: mte: change ASYNC and SYNC TCF settings into bitfields

[Catalin Marinas]

On Wed, Jun 30, 2021 at 04:15:07PM -0700, Peter Collingbourne wrote:
> Allow the user program to specify both ASYNC and SYNC TCF modes by
> repurposing the existing constants as bitfields. This will allow the
> kernel to select one of the modes on behalf of the user program. With
> this patch the kernel will always select async mode, but a subsequent
> patch will make this configurable.
> 
> Link: https://linux-review.googlesource.com/id/Icc5923c85a8ea284588cc399ae74fd19ec291230
> Signed-off-by: Peter Collingbourne <pcc at google.com>

Reviewed-by: Catalin Marinas <catalin.marinas at arm.com>