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path: root/drivers/infiniband/hw/ipath/ipath_mr.c
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Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_mr.c')
-rw-r--r--drivers/infiniband/hw/ipath/ipath_mr.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_mr.c b/drivers/infiniband/hw/ipath/ipath_mr.c
index 4ac31a5da330..b36f6fb3e37a 100644
--- a/drivers/infiniband/hw/ipath/ipath_mr.c
+++ b/drivers/infiniband/hw/ipath/ipath_mr.c
@@ -36,6 +36,18 @@
#include "ipath_verbs.h"
+/* Fast memory region */
+struct ipath_fmr {
+ struct ib_fmr ibfmr;
+ u8 page_shift;
+ struct ipath_mregion mr; /* must be last */
+};
+
+static inline struct ipath_fmr *to_ifmr(struct ib_fmr *ibfmr)
+{
+ return container_of(ibfmr, struct ipath_fmr, ibfmr);
+}
+
/**
* ipath_get_dma_mr - get a DMA memory region
* @pd: protection domain for this memory region