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-rw-r--r--arch/arm64/mm/init.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 16a2b2b1c54d..e55409caaee3 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -43,6 +43,7 @@
#include <linux/sizes.h>
#include <asm/tlb.h>
#include <asm/alternative.h>
+#include <asm/xen/swiotlb-xen.h>
/*
* We need to be able to catch inadvertent references to memstart_addr
@@ -482,7 +483,7 @@ void __init mem_init(void)
if (swiotlb_force == SWIOTLB_FORCE ||
max_pfn > PFN_DOWN(arm64_dma_phys_limit))
swiotlb_init(1);
- else
+ else if (!xen_swiotlb_detect())
swiotlb_force = SWIOTLB_NO_FORCE;
set_max_mapnr(max_pfn - PHYS_PFN_OFFSET);