Re: [Evms-devel] dm snapshot problem

[Andrew Morton]

Kevin Corry <kevcorry@xxxxxxxxxx> wrote:
>
> Now that you mention it, the memory pages to hold the copied data is allocated 
>  at the time the snapshot device is activated, and uses 
>  alloc_page(GFP_KERNEL). Should we switch this to alloc_page(GFP_HIGHUSER)?

Sure, if possible.  You'll need to map them in with kmap_atomic() when
actually altering their contents, of course.

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