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path: root/drivers/scsi/xen-scsifront.c
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Diffstat (limited to 'drivers/scsi/xen-scsifront.c')
-rw-r--r--drivers/scsi/xen-scsifront.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/scsi/xen-scsifront.c b/drivers/scsi/xen-scsifront.c
index fad22caf0eff..9dc8687bf048 100644
--- a/drivers/scsi/xen-scsifront.c
+++ b/drivers/scsi/xen-scsifront.c
@@ -377,7 +377,6 @@ static int map_data_for_request(struct vscsifrnt_info *info,
unsigned int data_len = scsi_bufflen(sc);
unsigned int data_grants = 0, seg_grants = 0;
struct scatterlist *sg;
- unsigned long mfn;
struct scsiif_request_segment *seg;
ring_req->nr_segments = 0;
@@ -420,9 +419,9 @@ static int map_data_for_request(struct vscsifrnt_info *info,
ref = gnttab_claim_grant_reference(&gref_head);
BUG_ON(ref == -ENOSPC);
- mfn = pfn_to_mfn(page_to_pfn(page));
gnttab_grant_foreign_access_ref(ref,
- info->dev->otherend_id, mfn, 1);
+ info->dev->otherend_id,
+ xen_page_to_gfn(page), 1);
shadow->gref[ref_cnt] = ref;
ring_req->seg[ref_cnt].gref = ref;
ring_req->seg[ref_cnt].offset = (uint16_t)off;
@@ -454,9 +453,10 @@ static int map_data_for_request(struct vscsifrnt_info *info,
ref = gnttab_claim_grant_reference(&gref_head);
BUG_ON(ref == -ENOSPC);
- mfn = pfn_to_mfn(page_to_pfn(page));
gnttab_grant_foreign_access_ref(ref,
- info->dev->otherend_id, mfn, grant_ro);
+ info->dev->otherend_id,
+ xen_page_to_gfn(page),
+ grant_ro);
shadow->gref[ref_cnt] = ref;
seg->gref = ref;