函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\time\test_udelay.c Create Date:2022-07-27 11:52:39
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：udelay_test_init

函数原型：static int __init udelay_test_init(void)

返回类型：int

参数：无

140  mutex_lock( & udelay_test_lock)
141  udelay_test_debugfs_file等于debugfs_create_file(DEBUGFS_FILENAME, S_IRUSR, NULL, NULL, & udelay_test_debugfs_ops)
143  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.
145  返回:0