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path: root/drivers/vfio/pci/nvgrace-gpu/main.c
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Diffstat (limited to 'drivers/vfio/pci/nvgrace-gpu/main.c')
-rw-r--r--drivers/vfio/pci/nvgrace-gpu/main.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/vfio/pci/nvgrace-gpu/main.c b/drivers/vfio/pci/nvgrace-gpu/main.c
index d07dcacb76bd..963fd8ded20d 100644
--- a/drivers/vfio/pci/nvgrace-gpu/main.c
+++ b/drivers/vfio/pci/nvgrace-gpu/main.c
@@ -11,6 +11,7 @@
#include <linux/jiffies.h>
#include <linux/sched.h>
#include <linux/pci-p2pdma.h>
+#include <linux/pagemap.h>
#include <linux/pm_runtime.h>
#include <linux/memory-failure.h>
@@ -385,7 +386,7 @@ static unsigned long addr_to_pgoff(struct vm_area_struct *vma,
u64 pgoff = vma->vm_pgoff &
((1U << (VFIO_PCI_OFFSET_SHIFT - PAGE_SHIFT)) - 1);
- return ((addr - vma->vm_start) >> PAGE_SHIFT) + pgoff;
+ return linear_page_delta(vma, addr) + pgoff;
}
static vm_fault_t nvgrace_gpu_vfio_pci_huge_fault(struct vm_fault *vmf,