x86/percpu: Define raw_cpu_try_cmpxchg and this_cpu_try_cmpxchg()

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Define target-specific raw_cpu_try_cmpxchg_N() and
this_cpu_try_cmpxchg_N() macros. These definitions override
the generic fallback definitions and enable target-specific
optimized implementations.

Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20230830151623.3900-1-ubizjak@gmail.com

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Uros Bizjak 2023-08-30 17:13:56 +02:00 • committed by Ingo Molnar

parent 54cd971c6f

commit 5f863897d9

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arch/x86/include/asm/percpu.h

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