https://github.com/torvalds/linux
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Tip revision: 009d0431c3914de64666bec0d350e54fdd59df6a authored by Linus Torvalds on 01 December 2014, 00:42:27 UTC
Linux 3.18-rc7
Tip revision: 009d043
spinlock.h
#ifndef __ASM_GENERIC_SPINLOCK_H
#define __ASM_GENERIC_SPINLOCK_H
/*
 * You need to implement asm/spinlock.h for SMP support. The generic
 * version does not handle SMP.
 */
#ifdef CONFIG_SMP
#error need an architecture specific asm/spinlock.h
#endif

#endif /* __ASM_GENERIC_SPINLOCK_H */
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