Re: VM_RESERVED [was Re: mapping user space buffer to kernel address space]

[Andrea Arcangeli]

On Fri, Oct 20, 2000 at 01:46:53PM -0400, Jeff Garzik wrote:
> In any case, we shouldn't modify videodev.c to call vma_reserve()... 
> Let the driver's mmap operation do that or not do that, as it chooses.

It can't with the current mmap video4linux kernel API.

In practice it doesn't matter because none driver (before your VIA soundcard :)
is implementing the swapout callback. And vma_reserve fits perfectly in your
->nopage driver too.

Andrea
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