Peter Zijlstra 2234a6d3a2 x86/percpu: Optimize raw_cpu_xchg() ... Since raw_cpu_xchg() doesn't need to be IRQ-safe, like this_cpu_xchg(), we can use a simple load-store instead of the cmpxchg loop. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@kernel.org>		2019-06-17 12:43:44 +02:00
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asm	x86/percpu: Optimize raw_cpu_xchg()	2019-06-17 12:43:44 +02:00
uapi/asm	treewide: Add SPDX license identifier - Kbuild	2019-05-30 11:32:33 -07:00