From: Michael Clark <michael@metaparadigm.com>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Kernel Newbies <kernelnewbies@nl.linux.org>
Subject: Re: How to invalidate pages mapped with nopage vm_operation
Date: Sun, 26 May 2002 19:18:34 +0800 [thread overview]
Message-ID: <3CF0C48A.8010608@metaparadigm.com> (raw)
In-Reply-To: <3CEE5281.5000802@metaparadigm.com>
I got no reply from kernel-newbies. Any one can help me?
Do I use zap_page_range() ?? This doesn't seem to be
exported to modules. Any ideas what to do?
~mc
On 05/24/02 22:47, Michael Clark wrote:
> Hi,
>
> I have a char driver that implements mmap by overriding the
> nopage vm_operation (rather than using remap_page_range).
>
> What it the correct way to invalidate these mappings
> so I will re-take a fault on the next access to the addresses
> previously mapped by my nopage function?
>
> ~mc
>
>
>
> --
> Kernelnewbies: Help each other learn about the Linux kernel.
> Archive: http://mail.nl.linux.org/kernelnewbies/
> FAQ: http://kernelnewbies.org/faq/
>
parent reply other threads:[~2002-05-26 11:18 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <3CEE5281.5000802@metaparadigm.com>]
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