1 #ifndef __ASM_GENERIC_SPINLOCK_H 2 #define __ASM_GENERIC_SPINLOCK_H 3 /* 4 * You need to implement asm/spinlock.h for SMP support. The generic 5 * version does not handle SMP. 6 */ 7 #ifdef CONFIG_SMP 8 #error need an architecture specific asm/spinlock.h 9 #endif 10 11 #endif /* __ASM_GENERIC_SPINLOCK_H */ 12