diff options
Diffstat (limited to 'drivers/net/ethernet/ibm/emac/mal.c')
| -rw-r--r-- | drivers/net/ethernet/ibm/emac/mal.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/net/ethernet/ibm/emac/mal.c b/drivers/net/ethernet/ibm/emac/mal.c index dac564c2544..9d75fef6396 100644 --- a/drivers/net/ethernet/ibm/emac/mal.c +++ b/drivers/net/ethernet/ibm/emac/mal.c @@ -27,6 +27,7 @@ #include <linux/delay.h> #include <linux/slab.h> +#include <linux/of_irq.h> #include "core.h" #include <asm/dcr-regs.h> @@ -263,7 +264,9 @@ static inline void mal_schedule_poll(struct mal_instance *mal) { if (likely(napi_schedule_prep(&mal->napi))) { MAL_DBG2(mal, "schedule_poll" NL); + spin_lock(&mal->lock); mal_disable_eob_irq(mal); + spin_unlock(&mal->lock); __napi_schedule(&mal->napi); } else MAL_DBG2(mal, "already in poll" NL); @@ -442,15 +445,13 @@ static int mal_poll(struct napi_struct *napi, int budget) if (unlikely(mc->ops->peek_rx(mc->dev) || test_bit(MAL_COMMAC_RX_STOPPED, &mc->flags))) { MAL_DBG2(mal, "rotting packet" NL); - if (napi_reschedule(napi)) - mal_disable_eob_irq(mal); - else - MAL_DBG2(mal, "already in poll list" NL); - - if (budget > 0) - goto again; - else + if (!napi_reschedule(napi)) goto more_work; + + spin_lock_irqsave(&mal->lock, flags); + mal_disable_eob_irq(mal); + spin_unlock_irqrestore(&mal->lock, flags); + goto again; } mc->ops->poll_tx(mc->dev); } |