sse and avx2 stuff only exist on x86 arch, and we don't need to build
altivec on x86. And we can do that at lib/raid6/Makefile.
Proposed-by: H. Peter Anvin <[email protected]>
Signed-off-by: Yuanhan Liu <[email protected]>
Reviewed-by: H. Peter Anvin <[email protected]>
Signed-off-by: Jim Kukunas <[email protected]>
Signed-off-by: NeilBrown <[email protected]>