[Xen-devel] [PATCH 08/15] xen: arm: stub out steal_page.

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

Callers handle the failure gracefully, can be called by
GNTTABOP_transfer, XENMEM_exchange or tmem.

Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
---
 xen/arch/arm/dummy.S |    3 ---
 xen/arch/arm/mm.c    |    6 ++++++
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/xen/arch/arm/dummy.S b/xen/arch/arm/dummy.S
index 87159da..f5b0db7 100644
--- a/xen/arch/arm/dummy.S
+++ b/xen/arch/arm/dummy.S
@@ -6,9 +6,6 @@ x:      .word 0xe7f000f0 /* Undefined instruction */
        .globl x; \
 x:     mov pc, lr
        
-/* Grant Tables */
-DUMMY(steal_page);
-
 /* Page Offlining */
 DUMMY(page_is_ram_type);
 
diff --git a/xen/arch/arm/mm.c b/xen/arch/arm/mm.c
index 855f83d..687eb55 100644
--- a/xen/arch/arm/mm.c
+++ b/xen/arch/arm/mm.c
@@ -435,6 +435,12 @@ int donate_page(struct domain *d, struct page_info *page, 
unsigned int memflags)
     return -ENOSYS;
 }
 
+int steal_page(
+    struct domain *d, struct page_info *page, unsigned int memflags)
+{
+    return -1;
+}
+
 void share_xen_page_with_guest(struct page_info *page,
                           struct domain *d, int readonly)
 {
-- 
1.7.9.1


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