locking/x86: Define arch_try_cmpxchg_local()
Define target specific arch_try_cmpxchg_local(). This definition overrides the generic arch_try_cmpxchg_local() fallback definition and enables target-specific implementation of try_cmpxchg_local(). Signed-off-by: Uros Bizjak <ubizjak@gmail.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Ingo Molnar <mingo@kernel.org> Link: https://lore.kernel.org/r/20230405141710.3551-5-ubizjak@gmail.com Cc: Linus Torvalds <torvalds@linux-foundation.org>
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