On Tue, May 18, 2021 at 10:47:21AM +0100, Will Deacon wrote:

When exec'ing a 32-bit task on a system with mismatched support for
32-bit EL0, try to ensure that it starts life on a CPU that can actually
run it.

Similarly, when exec'ing a 64-bit task on such a system, try to restore
the old affinity mask if it was previously restricted.

Reviewed-by: Quentin Perret <redacted>
Signed-off-by: Will Deacon <will@kernel.org>

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