[openib-general] [PATCH 18 of 39] IB/ipath - use vmalloc to allocate struct ipath_devdata

[Bryan O'Sullivan]

This is not a DMA target, so no need to use dma_alloc_coherent on it.

Signed-off-by: Bryan O'Sullivan <bryan.osullivan at qlogic.com>

diff -r 9d943b828776 -r 9c072f8e7e68 drivers/infiniband/hw/ipath/ipath_driver.c
--- a/drivers/infiniband/hw/ipath/ipath_driver.c	Thu Jun 29 14:33:25 2006 -0700
+++ b/drivers/infiniband/hw/ipath/ipath_driver.c	Thu Jun 29 14:33:25 2006 -0700
@@ -171,14 +171,13 @@ static void ipath_free_devdata(struct pc
 		list_del(&dd->ipath_list);
 		spin_unlock_irqrestore(&ipath_devs_lock, flags);
 	}
-	dma_free_coherent(&pdev->dev, sizeof(*dd), dd, dd->ipath_dma_addr);
+	vfree(dd);
 }
 
 static struct ipath_devdata *ipath_alloc_devdata(struct pci_dev *pdev)
 {
 	unsigned long flags;
 	struct ipath_devdata *dd;
-	dma_addr_t dma_addr;
 	int ret;
 
 	if (!idr_pre_get(&unit_table, GFP_KERNEL)) {
@@ -186,15 +185,12 @@ static struct ipath_devdata *ipath_alloc
 		goto bail;
 	}
 
-	dd = dma_alloc_coherent(&pdev->dev, sizeof(*dd), &dma_addr,
-				GFP_KERNEL);
-
+	dd = vmalloc(sizeof(*dd));
 	if (!dd) {
 		dd = ERR_PTR(-ENOMEM);
 		goto bail;
 	}
-
-	dd->ipath_dma_addr = dma_addr;
+	memset(dd, 0, sizeof(*dd));
 	dd->ipath_unit = -1;
 
 	spin_lock_irqsave(&ipath_devs_lock, flags);
diff -r 9d943b828776 -r 9c072f8e7e68 drivers/infiniband/hw/ipath/ipath_kernel.h
--- a/drivers/infiniband/hw/ipath/ipath_kernel.h	Thu Jun 29 14:33:25 2006 -0700
+++ b/drivers/infiniband/hw/ipath/ipath_kernel.h	Thu Jun 29 14:33:25 2006 -0700
@@ -163,7 +163,6 @@ struct ipath_devdata {
 	 * only written to by the chip, not the driver.
 	 */
 	volatile __le64 *ipath_hdrqtailptr;
-	dma_addr_t ipath_dma_addr;
 	/* ipath_cfgports pointers */
 	struct ipath_portdata **ipath_pd;
 	/* sk_buffs used by port 0 eager receive queue */