diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 553dcd8a9df29f64108285c1f520635e287f7ca8..96bf01ba32dda179b15d2c36d6168581ee43c250 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -7413,6 +7413,8 @@ static inline void tg3_netif_start(struct tg3 *tp) } static void tg3_irq_quiesce(struct tg3 *tp) + __releases(tp->lock) + __acquires(tp->lock) { int i; @@ -7421,8 +7423,12 @@ static void tg3_irq_quiesce(struct tg3 *tp) tp->irq_sync = 1; smp_mb(); + spin_unlock_bh(&tp->lock); + for (i = 0; i < tp->irq_cnt; i++) synchronize_irq(tp->napi[i].irq_vec); + + spin_lock_bh(&tp->lock); } /* Fully shutdown all tg3 driver activity elsewhere in the system. @@ -9018,6 +9024,8 @@ static void tg3_restore_clk(struct tg3 *tp) /* tp->lock is held. */ static int tg3_chip_reset(struct tg3 *tp) + __releases(tp->lock) + __acquires(tp->lock) { u32 val; void (*write_op)(struct tg3 *, u32, u32); @@ -9073,9 +9081,13 @@ static int tg3_chip_reset(struct tg3 *tp) } smp_mb(); + tg3_full_unlock(tp); + for (i = 0; i < tp->irq_cnt; i++) synchronize_irq(tp->napi[i].irq_vec); + tg3_full_lock(tp, 0); + if (tg3_asic_rev(tp) == ASIC_REV_57780) { val = tr32(TG3_PCIE_LNKCTL) & ~TG3_PCIE_LNKCTL_L1_PLL_PD_EN; tw32(TG3_PCIE_LNKCTL, val | TG3_PCIE_LNKCTL_L1_PLL_PD_DIS); @@ -10903,11 +10915,13 @@ static void tg3_timer(unsigned long __opaque) { struct tg3 *tp = (struct tg3 *) __opaque; - if (tp->irq_sync || tg3_flag(tp, RESET_TASK_PENDING)) - goto restart_timer; - spin_lock(&tp->lock); + if (tp->irq_sync || tg3_flag(tp, RESET_TASK_PENDING)) { + spin_unlock(&tp->lock); + goto restart_timer; + } + if (tg3_asic_rev(tp) == ASIC_REV_5717 || tg3_flag(tp, 57765_CLASS)) tg3_chk_missed_msi(tp); @@ -11101,11 +11115,13 @@ static void tg3_reset_task(struct work_struct *work) struct tg3 *tp = container_of(work, struct tg3, reset_task); int err; + rtnl_lock(); tg3_full_lock(tp, 0); if (!netif_running(tp->dev)) { tg3_flag_clear(tp, RESET_TASK_PENDING); tg3_full_unlock(tp); + rtnl_unlock(); return; } @@ -11138,6 +11154,7 @@ static void tg3_reset_task(struct work_struct *work) tg3_phy_start(tp); tg3_flag_clear(tp, RESET_TASK_PENDING); + rtnl_unlock(); } static int tg3_request_irq(struct tg3 *tp, int irq_num)