From 70b2776a5cb16c39ff5451c4eee72691734eabfc Mon Sep 17 00:00:00 2001 From: Christoph Lameter Date: Sun, 17 Aug 2014 12:30:33 -0500 Subject: [PATCH] drivers/net/ethernet/tile: Replace __get_cpu_var uses for address calculation Replace with this_cpu_ptr. Acked-by: Chris Metcalf Signed-off-by: Christoph Lameter Signed-off-by: Tejun Heo --- drivers/net/ethernet/tile/tilegx.c | 18 +++++++++--------- drivers/net/ethernet/tile/tilepro.c | 8 ++++---- 2 files changed, 13 insertions(+), 13 deletions(-) diff --git a/drivers/net/ethernet/tile/tilegx.c b/drivers/net/ethernet/tile/tilegx.c index 69557a26f749..e354742c3f59 100644 --- 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 88c712126692..3faf03fce827 100644 --- 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();