kernel/xen_export-arbitrary_virt_to_machine.patch
2011-01-15 01:34:12 -05:00

26 lines
830 B
Diff

commit de23be5f3580f7b9b52cad6633bb3a3cd13abafe
Author: Stephen Rothwell <sfr@canb.auug.org.au>
Date: Sat Jan 15 10:36:26 2011 +1100
xen: export arbitrary_virt_to_machine
Fixes this build error:
ERROR: "arbitrary_virt_to_machine" [drivers/xen/xen-gntdev.ko] undefined!
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 7575e55..5e92b61 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -201,6 +201,7 @@ xmaddr_t arbitrary_virt_to_machine(void *vaddr)
offset = address & ~PAGE_MASK;
return XMADDR(((phys_addr_t)pte_mfn(*pte) << PAGE_SHIFT) + offset);
}
+EXPORT_SYMBOL_GPL(arbitrary_virt_to_machine);
void make_lowmem_page_readonly(void *vaddr)
{