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User Mode and Kernel shared memory-simplest example

Source: Internet
Author: User
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User Mode and Kernel shared memory-the simplest example-general Linux technology-Linux programming and kernel information. The following is a detailed description. Author: wheelz

In this example, the kernel_cmd_addr of the user State program is the address p printed by the kernel module.
Here is hard coding (first load the kernel module, and then assign the printed Address to kernel_assist_addr ),
Other methods can be used for transmission.

2.6 kernel verification.

Kernel module
QUOTE:

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