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Vineet Gupta
f050c3e61d
Bradley spotted this snafu when working on two-byte cmpxchg emulation.
He originally folded this fix into his series but the fix itself
uncovered a pre-existing issue, missing arch_atomic64_cmpxchg_relaxed
which just needed to be wired up.
Fixes: e188f3330a ("ARC: cmpxchg/xchg: rewrite as macros to make type safe")
Reported-by: kernel test robot <[email protected]>
Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/
Suggested-by: Bradley Morgan <[email protected]>
Signed-off-by: Vineet Gupta <[email protected]>