memory mapping from user space to kernel space
Sept. 19, 2020
12:45 p.m.
Hi, everyone The memory mapping from memory allocated in kernel space to user space is possible to use mmap, but is it possible to map memory allocated in user space to kernel? Thanks in advance J.H.Kim
Sept. 19, 2020
1:40 p.m.
On Sat, Sep 19, 2020 at 09:45:33PM +0900, JeongHwan Kim wrote:
Hi, everyone
The memory mapping from memory allocated in kernel space to user space is possible
to use mmap, but is it possible to map memory allocated in user space to kernel?
It is possible, but very messy and difficult, and strongly discouraged when ever possible. What exactly are you trying to do? thanks, greg k-h
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