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authorDavid S. Miller <davem@davemloft.net>2013-02-09 03:02:14 +0400
committerDavid S. Miller <davem@davemloft.net>2013-02-09 03:02:14 +0400
commitfd5023111cf720db890ef34f305ac5d427e690a0 (patch)
tree4d21e9a02bfbdafe5fc598af0755db791238dbe7 /arch/mips/mm/mmap.c
parent8b9a4d56866e0dca6ae886ed9bff777e50d0b70c (diff)
parent836dc9e3fbbab0c30aa6e664417225f5c1fb1c39 (diff)
downloadlinux-fd5023111cf720db890ef34f305ac5d427e690a0.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Synchronize with 'net' in order to sort out some l2tp, wireless, and ipv6 GRE fixes that will be built on top of in 'net-next'. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/mips/mm/mmap.c')
-rw-r--r--arch/mips/mm/mmap.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/mips/mm/mmap.c b/arch/mips/mm/mmap.c
index d9be7540a6be..7e5fe2790d8a 100644
--- a/arch/mips/mm/mmap.c
+++ b/arch/mips/mm/mmap.c
@@ -192,3 +192,9 @@ unsigned long arch_randomize_brk(struct mm_struct *mm)
return ret;
}
+
+int __virt_addr_valid(const volatile void *kaddr)
+{
+ return pfn_valid(PFN_DOWN(virt_to_phys(kaddr)));
+}
+EXPORT_SYMBOL_GPL(__virt_addr_valid);