[PATCH] IB/ipath: removed unused field ipath_kregvirt from struct ipath_devdata

Signed-off-by: NDave Olson <dave.olson@qlogic.com>
Signed-off-by: NBryan O'Sullivan <bryan.osullivan@qlogic.com>
Cc: "Michael S. Tsirkin" <mst@mellanox.co.il>
Cc: Roland Dreier <rolandd@cisco.com>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

drivers/infiniband/hw/ipath/ipath_driver.c

@@ -496,10 +496,8 @@ static int __devinit ipath_init_one(struct pci_dev *pdev,
 		((void __iomem *)dd->ipath_kregbase + len);
 	dd->ipath_physaddr = addr;	/* used for io_remap, etc. */
 	/* for user mmap */
-	dd->ipath_kregvirt = (u64 __iomem *) phys_to_virt(addr);
-	ipath_cdbg(VERBOSE, "mapped io addr %llx to kregbase %p "
-		   "kregvirt %p\n", addr, dd->ipath_kregbase,
-		   dd->ipath_kregvirt);
+	ipath_cdbg(VERBOSE, "mapped io addr %llx to kregbase %p\n",
+		   addr, dd->ipath_kregbase);
 
 	/*
 	 * clear ipath_flags here instead of in ipath_init_chip as it is set
@@ -1809,7 +1807,6 @@ static void cleanup_device(struct ipath_devdata *dd)
 			 * re-init
 			 */
 			dd->ipath_kregbase = NULL;
-			dd->ipath_kregvirt = NULL;
 			dd->ipath_uregbase = 0;
 			dd->ipath_sregbase = 0;
 			dd->ipath_cregbase = 0;

drivers/infiniband/hw/ipath/ipath_kernel.h

@@ -158,11 +158,6 @@ struct ipath_devdata {
 	unsigned long ipath_physaddr;
 	/* base of memory alloced for ipath_kregbase, for free */
 	u64 *ipath_kregalloc;
-	/*
-	 * version of kregbase that doesn't have high bits set (for 32 bit
-	 * programs, so mmap64 44 bit works)
-	 */
-	u64 __iomem *ipath_kregvirt;
 	/*
 	 * virtual address where port0 rcvhdrqtail updated for this unit.
 	 * only written to by the chip, not the driver.