How to calculate page address to PFN in user space.

Valdis Kl=?utf-8?Q?=c4=93?=tnieks valdis.kletnieks at
Fri Apr 5 17:27:37 EDT 2019

On Fri, 05 Apr 2019 10:54:47 -0000, Pankaj Suryawanshi said:

> I have PFN of all processes in user space, how to calculate page address to PFN.

*All* user processes?  That's going to be a lot of PFN's.  What problem are you trying
to solve here?

(Hint - under what cases does the kernel care about the PFN of *any* user page?)

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