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authorAlexander Duyck <alexander.h.duyck@intel.com>2011-08-26 07:46:19 +0000
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-10-07 22:54:36 -0700
commit6d095fa8cb1bb87fe8bf956cdf6211e784b4c9e4 (patch)
treeb72b18a83ee273fdc7324c5ec5247116c8e629fd /drivers/net/ethernet/intel/igb
parent5faf030c9b6cc48c33301b4f3341f2b5c374f6b5 (diff)
downloadlinux-linaro-stable-6d095fa8cb1bb87fe8bf956cdf6211e784b4c9e4.tar.gz
igb: move TX hang check flag into ring->flags
This change moves the Tx hang check into the ring flags. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/igb')
-rw-r--r--drivers/net/ethernet/intel/igb/igb.h1
-rw-r--r--drivers/net/ethernet/intel/igb/igb_main.c6
2 files changed, 3 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h
index 11d17f14aeeb..4e665a9b4763 100644
--- a/drivers/net/ethernet/intel/igb/igb.h
+++ b/drivers/net/ethernet/intel/igb/igb.h
@@ -231,7 +231,6 @@ struct igb_ring {
struct igb_tx_queue_stats tx_stats;
struct u64_stats_sync tx_syncp;
struct u64_stats_sync tx_syncp2;
- bool detect_tx_hung;
};
/* RX */
struct {
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 971aea9843d2..77ade67ddbdc 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -3754,7 +3754,7 @@ static void igb_watchdog_task(struct work_struct *work)
}
/* Force detection of hung controller every watchdog period */
- tx_ring->detect_tx_hung = true;
+ set_bit(IGB_RING_FLAG_TX_DETECT_HANG, &tx_ring->flags);
}
/* Cause software interrupt to ensure rx ring is cleaned */
@@ -5721,14 +5721,14 @@ static bool igb_clean_tx_irq(struct igb_q_vector *q_vector)
q_vector->tx.total_bytes += total_bytes;
q_vector->tx.total_packets += total_packets;
- if (tx_ring->detect_tx_hung) {
+ if (test_bit(IGB_RING_FLAG_TX_DETECT_HANG, &tx_ring->flags)) {
struct e1000_hw *hw = &adapter->hw;
eop_desc = tx_buffer->next_to_watch;
/* Detect a transmit hang in hardware, this serializes the
* check with the clearing of time_stamp and movement of i */
- tx_ring->detect_tx_hung = false;
+ clear_bit(IGB_RING_FLAG_TX_DETECT_HANG, &tx_ring->flags);
if (eop_desc &&
time_after(jiffies, tx_buffer->time_stamp +
(adapter->tx_timeout_factor * HZ)) &&