[RFC PATCH 1/4] tee: Re-enable vmalloc page support for shared memory

[Christoph Hellwig]

On Tue, May 23, 2023 at 11:13:47AM +0200, Arnaud Pouliquen wrote:
> This patch revert commit c83900393aa1 ("tee: Remove vmalloc page support")

As per the discussion back then: don't just blindly do the same dumb
thing again and fix the interfae to actually pass in a page array,
or iov_iter or an actually useful container that fits.