函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\rhashtable.c Create Date:2022-07-27 07:22:21
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：rhashtable_insert_slow

函数原型：void *rhashtable_insert_slow(struct rhashtable *ht, const void *key, struct rhash_head *obj)

返回类型：void

参数：

类型参数名称
struct rhashtable *ht
const void *key
struct rhash_head *obj
627  循环
628  _read_lock() - mark the beginning of an RCU read-side critical section* When synchronize_rcu() is invoked on one CPU while other CPUs* are within RCU read-side critical sections, then the* synchronize_rcu() is guaranteed to block until after all the other
629  data等于rhashtable_try_insert(ht, key, obj)
630  _read_unlock() - marks the end of an RCU read-side critical section.* In most situations, rcu_read_unlock() is immune from deadlock.* However, in kernels built with CONFIG_RCU_BOOST, rcu_read_unlock()
631  当错误恒等于负EAGAIN循环
633  返回:data
调用者
名称描述
test_insert_dup
__rhashtable_insert_fastInternal function, please use rhashtable_insert_fast() instead. This* function returns the existing element already in hashes in there is a clash,* otherwise it returns an error via ERR_PTR().