Messages in this thread | | | From | Michael Ellerman <> | Subject | Re: [kernel] powerpc: Make vmalloc_to_phys() public | Date | Mon, 25 Jan 2016 16:46:03 +1100 (AEDT) |
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On Thu, 2016-21-01 at 07:35:08 UTC, Alexey Kardashevskiy wrote: > This makes vmalloc_to_phys() public as there will be another user > (in-kernel VFIO acceleration) for it soon. > > As a part of future little optimization, this changes the helper to call > vmalloc_to_pfn() instead of vmalloc_to_page() as the size of the > struct page may not be power-of-two aligned which will make gcc use > multiply instructions instead of shifts.
You should also mention why you need to export it, presumably because whatever new user you have in mind can be built as a module.
Acked-by: Michael Ellerman <mpe@ellerman.id.au>
cheers
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