Re: Replacing a page in page_cache

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On Mon, Feb 27, 2012 at 20:41, Jack David <jd6589@xxxxxxxxx> wrote:
> Hi All,
>
> I am trying to replace a page which is already present in page_cache.
> Is there any direct way to do so (via some kernel API)?  My experiment
> is something like, I have a file opened and read completely in user
> space app (just to make sure that all the file is present in page
> cache). From kernel, I am allocating a new page, filling some data
> into it, and want to store this data by replacing some existing page
> from page_cache.

sounds like what you want to do is like normal mmap in user space and
then write new data into it?

-- 
regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com

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