diff options
| author | Alex Shi <alex.shi@linaro.org> | 2016-09-20 10:17:00 +0800 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2016-09-20 10:17:00 +0800 |
| commit | d2d693d1ba7d93ec7c5db8aca2da29a4c91f6782 (patch) | |
| tree | 41920dcc166c491e7192eb1e3ba3861dff479abf /drivers/net/ethernet/intel/e1000e/netdev.c | |
| parent | 573787341e57a73bf027c2ea3bdf18dc298ae0a0 (diff) | |
| parent | 1d074db69c46d62ce82b331c2080e2fcb710bf4a (diff) | |
Merge remote-tracking branch 'lts/linux-4.4.y' into linux-linaro-lsk-v4.4
Conflicts:
set ARM64_WORKAROUND_CAVIUM_27456 to 12 in
arch/arm64/include/asm/cpufeature.h
and add asm/memory.h in arch/arm64/kernel/entry.S
Diffstat (limited to 'drivers/net/ethernet/intel/e1000e/netdev.c')
| -rw-r--r-- | drivers/net/ethernet/intel/e1000e/netdev.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 0a854a47d31a..80ec587d510e 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -1959,8 +1959,10 @@ static irqreturn_t e1000_intr_msix_rx(int __always_unused irq, void *data) * previous interrupt. */ if (rx_ring->set_itr) { - writel(1000000000 / (rx_ring->itr_val * 256), - rx_ring->itr_register); + u32 itr = rx_ring->itr_val ? + 1000000000 / (rx_ring->itr_val * 256) : 0; + + writel(itr, rx_ring->itr_register); rx_ring->set_itr = 0; } |