RE: [PATCH v1 16/20] ARC: [plat-eznps] Use dedicated cpu_relax()
Date
Tue, 3 Nov 2015 14:02:52 +0000
From: Peter Zijlstra [mailto:peterz@infradead.org] Sent: Monday, November 02, 2015 11:22 AM
> At which point you might want to revisit:
> arch/arc/include/asm/processor.h:#define cpu_relax_lowlatency() cpu_relax() Thanks, I will define this as barrier since cpu_relax() may take out current logical CPU for many cycles.