Function report | 
Source Code:include\linux\rcupdate.h | 
Create Date:2022-07-28 05:35:31 | 
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick | 
| home page | Tree | 
| Annotation kernel can get tool activity | Download SCCT | Chinese | 
Name:_read_lock_bh() - mark the beginning of an RCU-bh critical section* This is equivalent of rcu_read_lock(), but also disables softirqs
Proto:static inline void rcu_read_lock_bh(void)
Type:void
Parameter:Nothing
| 688 | local_bh_disable() | 
| 690 | rcu_lock_acquire( & rcu_bh_lock_map) | 
| 691 | RCU_LOCKDEP_WARN(!_is_watching - see if RCU thinks that the current CPU is not idle* Return true if RCU is watching the running CPU, which means that this* CPU can safely enter RCU read-side critical sections, "rcu_read_lock_bh() used illegally while idle") | 
| Name | Describe | 
|---|---|
| rcutorture_one_extend | Do one extension of an RCU read-side critical section using the* current reader state in readstate (set to zero for initial entry* to extended critical section), set the new state as specified by* newstate (set to zero for final exit from extended | 
| padata_do_parallel | padata_do_parallel - padata parallelization function*@ps: padatashell*@padata: object to be parallelized*@cb_cpu: pointer to the CPU that the serialization callback function should* run on. If it's not in the serial cpumask of @pinst* (i | 
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