函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\module.c Create Date:2022-07-27 11:59:40
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Is this module of this name done loading? No locks held.

函数原型：static bool finished_loading(const char *name)

返回类型：bool

参数：

类型参数名称
const char *name
3505  sched_annotate_sleep()
3506  mutex_lock( & Mutex protects:* 1) List of modules (also safely readable with preempt_disable),* 2) module_use links,* 3) module_addr_min/module_addr_max.* (delete and add uses RCU list operations). )
3507  mod等于Search for module by name: must hold module_mutex (or preempt disabled* for read-only access).
3508  ret等于非mod或state恒等于 Normal state.
3509  mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.
3511  返回:ret
调用者
名称描述
add_unformed_moduleWe try to place it in the list now to make sure it's unique before* we dedicate too many resources. In particular, temporary percpu* memory exhaustion.