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Pan Xinhui authored
Implement xchg{u8,u16}{local,relaxed}, and cmpxchg{u8,u16}{,local,acquire,relaxed}. It works on all ppc. remove volatile of first parameter in __cmpxchg_local and __cmpxchg Suggested-by:
Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by:
Pan Xinhui <xinhui.pan@linux.vnet.ibm.com> Acked-by:
Boqun Feng <boqun.feng@gmail.com> Acked-by:
Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by:
Michael Ellerman <mpe@ellerman.id.au>
d0563a12