Messages in this thread Patch in this message | | | From | Will Deacon <> | Subject | [PATCH v2 1/3] mm: highmem: export kmap_to_page for modules | Date | Fri, 19 Oct 2012 14:03:31 +0100 |
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Some virtio device drivers (9p) need to translate high virtual addresses to physical addresses, which are inserted into the virtqueue for processing by userspace.
This patch exports the kmap_to_page symbol, so that the affected drivers can be compiled as modules.
Signed-off-by: Will Deacon <will.deacon@arm.com> --- mm/highmem.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/mm/highmem.c b/mm/highmem.c index d517cd1..2a07f97 100644 --- a/mm/highmem.c +++ b/mm/highmem.c @@ -105,6 +105,7 @@ struct page *kmap_to_page(void *vaddr) return virt_to_page(addr); } +EXPORT_SYMBOL(kmap_to_page); static void flush_all_zero_pkmaps(void) { -- 1.7.4.1
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