Xen build error on ARM with 3.14 merge window kernels

[Josh Boyer]

Hi All,

With v3.13-11147-gb399c46 I'm seeing the following build errors for
Xen on ARM.  I haven't been able to test Linus' recent tree yet, but I
was wondering if anyone had seen this yet.

josh

drivers/xen/grant-table.c: In function '__gnttab_map_refs':
drivers/xen/grant-table.c:989:3: error: implicit declaration of
function 'FOREIGN_FRAME' [-Werror=implicit-function-declaration]
   if (unlikely(!set_phys_to_machine(pfn, FOREIGN_FRAME(mfn)))) {
   ^
drivers/xen/grant-table.c: In function '__gnttab_unmap_refs':
drivers/xen/grant-table.c:1054:3: error: implicit declaration of
function 'get_phys_to_machine' [-Werror=implicit-function-declaration]
   mfn = get_phys_to_machine(pfn);
   ^
drivers/xen/grant-table.c:1055:43: error: 'FOREIGN_FRAME_BIT'
undeclared (first use in this function)
   if (mfn == INVALID_P2M_ENTRY || !(mfn & FOREIGN_FRAME_BIT)) {
                                           ^
drivers/xen/grant-table.c:1055:43: note: each undeclared identifier is
reported only once for each function it appears in
drivers/xen/grant-table.c:1068:9: error: too many arguments to
function 'm2p_remove_override'
         mfn);
         ^
In file included from include/xen/page.h:4:0,
                 from drivers/xen/grant-table.c:48:
/home/jwboyer/rpmbuild/BUILD/kernel-3.13.fc20/linux-3.14.0-0.rc0.git20.1.fc20.armv7hl/arch/arm/include/asm/xen/page.h:106:19:
note: declared here
 static inline int m2p_remove_override(struct page *page, bool clear_pte)
                   ^
cc1: some warnings being treated as errors
make[2]: *** [drivers/xen/grant-table.o] Error 1
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