diff options
| -rw-r--r-- | drivers/xen/swiotlb-xen.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 4e8a4e14942a..bffb35993c9d 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -111,10 +111,8 @@ static int is_xen_swiotlb_buffer(struct device *dev, dma_addr_t dma_addr) * have the same virtual address as another address * in our domain. Therefore _only_ check address within our domain. */ - if (pfn_valid(PFN_DOWN(paddr))) { - return paddr >= virt_to_phys(xen_io_tlb_start) && - paddr < virt_to_phys(xen_io_tlb_end); - } + if (pfn_valid(PFN_DOWN(paddr))) + return is_swiotlb_buffer(paddr); return 0; } |