create_module()函数 Unix/Linux
create_module - 创建一个可加载模块项目
内容简介
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#include <linux/module.h> caddr_t create_module(const char *name, size_t size); |
描述
create_module() 尝试创建一个可加载模块项目，并预定将需要按住模块的内核内存。此系统调用需要的特权。
返回值
On success, returns the kernel address at which the module will reside. On error -1 is returned and errno is set appropriately.
错误
| Error Code | 描述 |
|---|---|
| EEXIST | A module by that name already exists. |
| EFAULT | name is outside the program’s accessible address space. |
| EINVAL | The requested size is too small even for the module header information. |
| ENOMEM | The kernel could not allocate a contiguous block of memory large enough for the module. |
| EPERM | The caller was not privileged (did not have theCAP_SYS_MODULE capability). |
遵循于
create_module() is Linux specific.
注意
这个系统调用是目前唯一在Linux2.4内核，直到它在Linux2.6中删除。
