From 32d760073eacd41ecc815db1e958f0e1e0b82d57 Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Wed, 4 Mar 2009 09:53:15 +0000 Subject: [PATCH] sfc: Don't wake TX queues while they're being flushed Signed-off-by: Ben Hutchings Signed-off-by: David S. Miller --- drivers/net/sfc/tx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/sfc/tx.c b/drivers/net/sfc/tx.c index 9f97e44840b6..b1e190779073 100644 --- a/drivers/net/sfc/tx.c +++ b/drivers/net/sfc/tx.c @@ -400,7 +400,7 @@ void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index) * separates the update of read_count from the test of * stopped. */ smp_mb(); - if (unlikely(tx_queue->stopped)) { + if (unlikely(tx_queue->stopped) && likely(efx->port_enabled)) { fill_level = tx_queue->insert_count - tx_queue->read_count; if (fill_level < EFX_NETDEV_TX_THRESHOLD(tx_queue)) { EFX_BUG_ON_PARANOID(!efx_dev_registered(efx)); -- 2.20.1