how to get PFN of page cache?

[Pranay Srivastava]

On Mar 20, 2014 5:22 PM, "pravin jadav" <pravin.jadav17 at gmail.com> wrote:
>
> i want to develop linux kernel module that will get PFN of pagecache
pages.
> please help me how to develop this kind of kernel module.
>

See drop_pagecache_sb. What exactly you need??

I don't think you'll need to modify or access the memory defined by that
page.

So i guess you could do a lockless version when you iterate over pages.

> --
>
> pravin jadav
> M.Tech (IT pursuing )
>
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