RDMA: Rename random32() to prandom_u32()

Use more preferable function name which implies using a pseudo-random
number generator.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Cc: Roland Dreier <roland@kernel.org>
Cc: Sean Hefty <sean.hefty@intel.com>
Cc: Hal Rosenstock <hal.rosenstock@gmail.com>
Cc: Steve Wise <swise@chelsio.com>
Cc: linux-rdma@vger.kernel.org
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

4 files changed, 6 insertions, 6 deletions

diff --git a/drivers/infiniband/hw/cxgb3/cxio_resource.c b/drivers/infiniband/hw/cxgb3/cxio_resource.c
index 31f9201b2980..c40088ecf9f3 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_resource.c
+++ b/drivers/infiniband/hw/cxgb3/cxio_resource.c
@@ -62,13 +62,13 @@ static int __cxio_init_resource_fifo(struct kfifo *fifo,
                 kfifo_in(fifo, (unsigned char *) &entry, sizeof(u32));
         if (random) {
                 j = 0;
-                random_bytes = random32();
+                random_bytes = prandom_u32();
                 for (i = 0; i < RANDOM_SIZE; i++)
                         rarray[i] = i + skip_low;
                 for (i = skip_low + RANDOM_SIZE; i < nr - skip_high; i++) {
                         if (j >= RANDOM_SIZE) {
                                 j = 0;
-                                random_bytes = random32();
+                                random_bytes = prandom_u32();
                         }
                         idx = (random_bytes >> (j * 2)) & 0xF;
                         kfifo_in(fifo,
diff --git a/drivers/infiniband/hw/cxgb4/id_table.c b/drivers/infiniband/hw/cxgb4/id_table.c
index f95e5df30db2..0161ae6ad629 100644
--- a/drivers/infiniband/hw/cxgb4/id_table.c
+++ b/drivers/infiniband/hw/cxgb4/id_table.c
@@ -54,7 +54,7 @@ u32 c4iw_id_alloc(struct c4iw_id_table *alloc)
 
         if (obj < alloc->max) {
                 if (alloc->flags & C4IW_ID_TABLE_F_RANDOM)
-                        alloc->last += random32() % RANDOM_SKIP;
+                        alloc->last += prandom_u32() % RANDOM_SKIP;
                 else
                         alloc->last = obj + 1;
                 if (alloc->last >= alloc->max)
@@ -88,7 +88,7 @@ int c4iw_id_table_alloc(struct c4iw_id_table *alloc, u32 start, u32 num,
         alloc->start = start;
         alloc->flags = flags;
         if (flags & C4IW_ID_TABLE_F_RANDOM)
-                alloc->last = random32() % RANDOM_SKIP;
+                alloc->last = prandom_u32() % RANDOM_SKIP;
         else
                 alloc->last = 0;
         alloc->max  = num;
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c
index 934792c477bc..4d599cedbb0b 100644
--- a/drivers/infiniband/hw/mlx4/mad.c
+++ b/drivers/infiniband/hw/mlx4/mad.c
@@ -93,7 +93,7 @@ static void __propagate_pkey_ev(struct mlx4_ib_dev *dev, int port_num,
 __be64 mlx4_ib_gen_node_guid(void)
 {
 #define NODE_GUID_HI    ((u64) (((u64)IB_OPENIB_OUI) << 40))
-        return cpu_to_be64(NODE_GUID_HI | random32());
+        return cpu_to_be64(NODE_GUID_HI | prandom_u32());
 }
 
 __be64 mlx4_ib_get_new_demux_tid(struct mlx4_ib_demux_ctx *ctx)
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c
index 1ef880de3a41..3eceb61e3532 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c
@@ -460,7 +460,7 @@ static int ipoib_cm_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *even
                 goto err_qp;
         }
 
-        psn = random32() & 0xffffff;
+        psn = prandom_u32() & 0xffffff;
         ret = ipoib_cm_modify_rx_qp(dev, cm_id, p->qp, psn);
         if (ret)
                 goto err_modify;