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Groups > linux.kernel > #1316212
| From | Michael Ellerman <mpe@ellerman.id.au> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [kernel] powerpc: Make vmalloc_to_phys() public |
| Date | 2016-01-25 06:50 +0100 |
| Message-ID | <qUIci-7Me-3@gated-at.bofh.it> (permalink) |
| References | <qTi0x-20y-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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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[PATCH kernel] powerpc: Make vmalloc_to_phys() public Alexey Kardashevskiy <aik@ozlabs.ru> - 2016-01-21 08:40 +0100
Re: [kernel] powerpc: Make vmalloc_to_phys() public Michael Ellerman <mpe@ellerman.id.au> - 2016-01-25 06:50 +0100
Re: [kernel] powerpc: Make vmalloc_to_phys() public Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2016-01-25 07:30 +0100
Re: [kernel] powerpc: Make vmalloc_to_phys() public Paul Mackerras <paulus@ozlabs.org> - 2016-01-25 11:10 +0100
Re: [kernel] powerpc: Make vmalloc_to_phys() public Alexey Kardashevskiy <aik@ozlabs.ru> - 2016-01-27 04:30 +0100
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