#ifndef _LINUX_BH_H#define _LINUX_BH_H #include <linux/preempt.h> #ifdef CONFIG_TRACE_IRQFLAGSextern void __local_bh_disable_ip(unsigned long ip, unsigned int cnt);#elsestatic __always_inline void __local_bh_disable_ip(unsigned long ip, unsigned int cnt){	preempt_count_add(cnt);	barrier();}#endif static inline void local_bh_disable(void){	__local_bh_disable_ip(_THIS_IP_, SOFTIRQ_DISABLE_OFFSET);} extern void _local_bh_enable(void);extern void __local_bh_enable_ip(unsigned long ip, unsigned int cnt); static inline void local_bh_enable_ip(unsigned long ip){	__local_bh_enable_ip(ip, SOFTIRQ_DISABLE_OFFSET);} static inline void local_bh_enable(void){	__local_bh_enable_ip(_THIS_IP_, SOFTIRQ_DISABLE_OFFSET);} #endif /* _LINUX_BH_H */