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SubjectRe: [PATCH 11/15] selftests/seccomp: Remove SYSCALL_NUM_RET_SHARE_REG in favor of SYSCALL_RET_SET
On Sat, Sep 12, 2020 at 04:08:16AM -0700, Kees Cook wrote:
> Instead of special-casing the specific case of shared registers, create
> a default SYSCALL_RET_SET() macro (mirroring SYSCALL_NUM_SET()), that
> writes to the SYSCALL_RET register. For architectures that can't set the
> return value (for whatever reason), they can define SYSCALL_RET_SET()
> without an associated SYSCALL_RET() macro. This also paves the way for
> architectures that need to do special things to set the return value
> (e.g. powerpc).
> Signed-off-by: Kees Cook <>
> ---

Looks good!
Acked-by: Christian Brauner <>

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