[PATCH v6 01/13] xen/pci: arm: add stub for is_memory_hole

[Oleksandr Andrushchenko <andr2000@xxxxxxxxx>]

From: Oleksandr Andrushchenko <oleksandr_andrushchenko@xxxxxxxx>

Add a stub for is_memory_hole which is required for PCI passthrough
on Arm.

Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@xxxxxxxx>

---
Cc: Julien Grall <julien@xxxxxxx>
Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>
---
New in v6
---
 xen/arch/arm/mm.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/xen/arch/arm/mm.c b/xen/arch/arm/mm.c
index b1eae767c27c..c32e34a182a2 100644
--- a/xen/arch/arm/mm.c
+++ b/xen/arch/arm/mm.c
@@ -1640,6 +1640,12 @@ unsigned long get_upper_mfn_bound(void)
     return max_page - 1;
 }
 
+bool is_memory_hole(mfn_t start, mfn_t end)
+{
+    /* TODO: this needs to be properly implemented. */
+    return true;
+}
+
 /*
  * Local variables:
  * mode: C
-- 
2.25.1