Followup to: <14CFC56C96D8554AA0B8969DB825FEA0012B331A@chicken.machinevisionproducts.com>
By author: "Brian D. McGrew" <[email protected]>
In newsgroup: linux.dev.kernel
>
> I have a question about the best way to share memory between user and
> kernel space.
>
In general, allocate the memory in kernel space (via get_free_page et
al), and make accessible to userspace via mmap on a device node.
-hpa
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