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Subject: Re: Invalidating page of a user level process from a device driver
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: osuv osuv <osuvthebest@yahoo.co.in>
Cc: linux-kernel@vger.kernel.org
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Date: Thu, 16 Mar 2006 23:29:53 +0000
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On Iau, 2006-03-16 at 16:03 +0000, osuv osuv wrote:
>    I need to invalidate a user process page . To
> invalidate the page , i need to get into kernel space
> , so i am using
>    the ioctl func of a char device driver. I am not
> getting the right functions or the right way to
> invalidate a page.


What is wrong with using munmap() ?