csky: Remove custom asm/atomic.h implementation
Use generic atomic implementation based on cmpxchg. So remove csky
asm/atomic.h.
Signed-off-by:
Guo Ren <guoren@linux.alibaba.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Arnd Bergmann <arnd@kernel.org>
Cc: Paul E. McKenney <paulmck@kernel.org>
parent
51748e77
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