Re: Locking pages in RAM

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Hi,

I have added a library to the kernel which I want
applications to be able to access via a system call. I
want to load the library pages when the kernel starts
and to keep the pages locked in RAM. Since it is part
of the kernel are the pages locked by default? Since
that does not seem to be the case, how do I go about
locking the pages?

If your library code is running in kernel space (either compiled in
kernel binary or built as a loadable module), then it will be
automatically be resident in memory. However, if you want to do it in
userspace, then you might want to use mlock syscall.

Thanks,

Rajat

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