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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-07-05 15:25:34 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-07-05 15:25:34 (GMT) |
commit | 6fbfd0592ef88ba29cdce84ef92757351f1fa9c9 (patch) | |
tree | 7c0af4bcc08f3ad7befb93d73d9729f82252c950 /drivers/net/hyperv/netvsc.c | |
parent | f2c32a882d2c1cde6fc552a5a3d34b4c1330edb8 (diff) | |
parent | 6887a4131da3adaab011613776d865f4bcfb5678 (diff) | |
download | linux-fsl-qoriq-6fbfd0592ef88ba29cdce84ef92757351f1fa9c9.tar.xz |
Merge v3.5-rc5 into driver-core-next
This picks up the big printk fixes, and resolves a merge issue with:
drivers/extcon/extcon_gpio.c
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/hyperv/netvsc.c')
-rw-r--r-- | drivers/net/hyperv/netvsc.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index 8b91947..0c56983 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -42,6 +42,7 @@ static struct netvsc_device *alloc_net_device(struct hv_device *device) if (!net_device) return NULL; + init_waitqueue_head(&net_device->wait_drain); net_device->start_remove = false; net_device->destroy = false; net_device->dev = device; @@ -387,12 +388,8 @@ int netvsc_device_remove(struct hv_device *device) spin_unlock_irqrestore(&device->channel->inbound_lock, flags); /* Wait for all send completions */ - while (atomic_read(&net_device->num_outstanding_sends)) { - dev_info(&device->device, - "waiting for %d requests to complete...\n", - atomic_read(&net_device->num_outstanding_sends)); - udelay(100); - } + wait_event(net_device->wait_drain, + atomic_read(&net_device->num_outstanding_sends) == 0); netvsc_disconnect_vsp(net_device); @@ -486,6 +483,9 @@ static void netvsc_send_completion(struct hv_device *device, num_outstanding_sends = atomic_dec_return(&net_device->num_outstanding_sends); + if (net_device->destroy && num_outstanding_sends == 0) + wake_up(&net_device->wait_drain); + if (netif_queue_stopped(ndev) && !net_device->start_remove && (hv_ringbuf_avail_percent(&device->channel->outbound) > RING_AVAIL_PERCENT_HIWATER || |