函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\livepatch\test_klp_state2.c Create Date:2022-07-27 07:36:09
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：allocate_loglevel_state

函数原型：static int allocate_loglevel_state(void)

返回类型：int

参数：无

38  prev_loglevel_state等于klp_get_prev_state(CONSOLE_LOGLEVEL_STATE)
39  如果prev_loglevel_state则
40  打印信息("%s: space to store console_loglevel already allocated\n", __func__)
42  返回:0
45  loglevel_state等于klp_get_state( & patch, CONSOLE_LOGLEVEL_STATE)
46  如果非loglevel_state则返回:负EINVAL
49  data等于分配内存并置零
50  如果非data则返回:负ENOMEM
53  打印信息("%s: allocating space to store console_loglevel\n", __func__)
55  返回:0
调用者
名称描述
pre_patch_callbackExecuted on object patching (ie, patch enablement)
pre_patch_callbackExecuted on object patching (ie, patch enablement)