drivers/net/ethernet/tile: Replace __get_cpu_var uses for address calculation

Replace with this_cpu_ptr.

Acked-by: Chris Metcalf <cmetcalf@tilera.com>
Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

diff --git a/drivers/net/ethernet/tile/tilegx.c b/drivers/net/ethernet/tile/tilegx.c
index 69557a26f7498ae261cc232f91ae0f5aeeb283f1..e354742c3f598ebe8bed4b949084713536e4ce90 100644 (file)
--- a/drivers/net/ethernet/tile/tilegx.c
+++ b/drivers/net/ethernet/tile/tilegx.c
@@ -423,7 +423,7 @@ static void tile_net_pop_all_buffers(int instance, int stack)
 /* Provide linux buffers to mPIPE. */
 static void tile_net_provide_needed_buffers(void)
 {
-       struct tile_net_info *info = &__get_cpu_var(per_cpu_info);
+       struct tile_net_info *info = this_cpu_ptr(&per_cpu_info);
        int instance, kind;
        for (instance = 0; instance < NR_MPIPE_MAX &&
                     info->mpipe[instance].has_iqueue; instance++)      {
@@ -585,7 +585,7 @@ static void tile_net_receive_skb(struct net_device *dev, struct sk_buff *skb,
 /* Handle a packet.  Return true if "processed", false if "filtered". */
 static bool tile_net_handle_packet(int instance, gxio_mpipe_idesc_t *idesc)
 {
-       struct tile_net_info *info = &__get_cpu_var(per_cpu_info);
+       struct tile_net_info *info = this_cpu_ptr(&per_cpu_info);
        struct mpipe_data *md = &mpipe_data[instance];
        struct net_device *dev = md->tile_net_devs_for_channel[idesc->channel];
        uint8_t l2_offset;
@@ -651,7 +651,7 @@ drop:
  */
 static int tile_net_poll(struct napi_struct *napi, int budget)
 {
-       struct tile_net_info *info = &__get_cpu_var(per_cpu_info);
+       struct tile_net_info *info = this_cpu_ptr(&per_cpu_info);
        unsigned int work = 0;
        gxio_mpipe_idesc_t *idesc;
        int instance, i, n;
@@ -700,7 +700,7 @@ done:
 /* Handle an ingress interrupt from an instance on the current cpu. */
 static irqreturn_t tile_net_handle_ingress_irq(int irq, void *id)
 {
-       struct tile_net_info *info = &__get_cpu_var(per_cpu_info);
+       struct tile_net_info *info = this_cpu_ptr(&per_cpu_info);
        napi_schedule(&info->mpipe[(uint64_t)id].napi);
        return IRQ_HANDLED;
 }
@@ -763,7 +763,7 @@ static enum hrtimer_restart tile_net_handle_tx_wake_timer(struct hrtimer *t)
 /* Make sure the egress timer is scheduled. */
 static void tile_net_schedule_egress_timer(void)
 {
-       struct tile_net_info *info = &__get_cpu_var(per_cpu_info);
+       struct tile_net_info *info = this_cpu_ptr(&per_cpu_info);
 
        if (!info->egress_timer_scheduled) {
                hrtimer_start(&info->egress_timer,
@@ -780,7 +780,7 @@ static void tile_net_schedule_egress_timer(void)
  */
 static enum hrtimer_restart tile_net_handle_egress_timer(struct hrtimer *t)
 {
-       struct tile_net_info *info = &__get_cpu_var(per_cpu_info);
+       struct tile_net_info *info = this_cpu_ptr(&per_cpu_info);
        unsigned long irqflags;
        bool pending = false;
        int i, instance;
@@ -1996,7 +1996,7 @@ static unsigned int tile_net_tx_frags(struct frag *frags,
 /* Help the kernel transmit a packet. */
 static int tile_net_tx(struct sk_buff *skb, struct net_device *dev)
 {
-       struct tile_net_info *info = &__get_cpu_var(per_cpu_info);
+       struct tile_net_info *info = this_cpu_ptr(&per_cpu_info);
        struct tile_net_priv *priv = netdev_priv(dev);
        int instance = priv->instance;
        struct mpipe_data *md = &mpipe_data[instance];
@@ -2138,7 +2138,7 @@ static int tile_net_set_mac_address(struct net_device *dev, void *p)
 static void tile_net_netpoll(struct net_device *dev)
 {
        int instance = mpipe_instance(dev);
-       struct tile_net_info *info = &__get_cpu_var(per_cpu_info);
+       struct tile_net_info *info = this_cpu_ptr(&per_cpu_info);
        struct mpipe_data *md = &mpipe_data[instance];
 
        disable_percpu_irq(md->ingress_irq);
@@ -2237,7 +2237,7 @@ static void tile_net_dev_init(const char *name, const uint8_t *mac)
 /* Per-cpu module initialization. */
 static void tile_net_init_module_percpu(void *unused)
 {
-       struct tile_net_info *info = &__get_cpu_var(per_cpu_info);
+       struct tile_net_info *info = this_cpu_ptr(&per_cpu_info);
        int my_cpu = smp_processor_id();
        int instance;
 

diff --git a/drivers/net/ethernet/tile/tilepro.c b/drivers/net/ethernet/tile/tilepro.c
index 88c71212669281efe24ba02a783709b2043f8529..3faf03fce827b7a6530cd23e0f4d37f14dcc6bb7 100644 (file)
--- a/drivers/net/ethernet/tile/tilepro.c
+++ b/drivers/net/ethernet/tile/tilepro.c
@@ -996,13 +996,13 @@ static void tile_net_register(void *dev_ptr)
        PDEBUG("tile_net_register(queue_id %d)\n", queue_id);
 
        if (!strcmp(dev->name, "xgbe0"))
-               info = &__get_cpu_var(hv_xgbe0);
+               info = this_cpu_ptr(&hv_xgbe0);
        else if (!strcmp(dev->name, "xgbe1"))
-               info = &__get_cpu_var(hv_xgbe1);
+               info = this_cpu_ptr(&hv_xgbe1);
        else if (!strcmp(dev->name, "gbe0"))
-               info = &__get_cpu_var(hv_gbe0);
+               info = this_cpu_ptr(&hv_gbe0);
        else if (!strcmp(dev->name, "gbe1"))
-               info = &__get_cpu_var(hv_gbe1);
+               info = this_cpu_ptr(&hv_gbe1);
        else
                BUG();