processor.h

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/*
 * DCL asm/processor.h -- linux/seqlock.h includes this name; the only
 * facility code outside seqlock asks for on this build is cpu_relax().
 */
#ifndef _DCL_ASM_PROCESSOR_H
#define _DCL_ASM_PROCESSOR_H
 
#ifndef cpu_relax
#define cpu_relax() __asm__ volatile("yield" ::: "memory")
#endif
 
#endif /* _DCL_ASM_PROCESSOR_H */