[Differential] [Request, 4 lines] D5282: hyperv/hn: Use non-fast taskqueue for transmission

sepherosa_gmail.com (Sepherosa Ziehau) phabric-noreply at FreeBSD.org
Mon Feb 15 01:58:22 UTC 2016


sepherosa_gmail.com created this revision.
sepherosa_gmail.com added reviewers: network, adrian, delphij, royger, decui_microsoft.com, honzhan_microsoft.com, howard0su_gmail.com.
sepherosa_gmail.com added subscribers: freebsd-net-list, freebsd-virtualization-list.

REVISION SUMMARY
  Performance stays same; so no need to use fast taskqueue here.

REVISION DETAIL
  https://reviews.freebsd.org/D5282

AFFECTED FILES
  sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c

CHANGE DETAILS
  diff --git a/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c b/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c
  --- a/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c
  +++ b/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c
  @@ -368,7 +368,7 @@
   	sc->hn_direct_tx_size = hn_direct_tx_size;
   
   	if (hn_tx_taskq == NULL) {
  -		sc->hn_tx_taskq = taskqueue_create_fast("hn_tx", M_WAITOK,
  +		sc->hn_tx_taskq = taskqueue_create("hn_tx", M_WAITOK,
   		    taskqueue_thread_enqueue, &sc->hn_tx_taskq);
   		taskqueue_start_threads(&sc->hn_tx_taskq, 1, PI_NET, "%s tx",
   		    device_get_nameunit(dev));
  @@ -2178,7 +2178,7 @@
   	if (!hn_share_tx_taskq)
   		return;
   
  -	hn_tx_taskq = taskqueue_create_fast("hn_tx", M_WAITOK,
  +	hn_tx_taskq = taskqueue_create("hn_tx", M_WAITOK,
   	    taskqueue_thread_enqueue, &hn_tx_taskq);
   	taskqueue_start_threads(&hn_tx_taskq, 1, PI_NET, "hn tx");
   }

EMAIL PREFERENCES
  https://reviews.freebsd.org/settings/panel/emailpreferences/

To: sepherosa_gmail.com, network, adrian, delphij, royger, decui_microsoft.com, honzhan_microsoft.com, howard0su_gmail.com
Cc: freebsd-virtualization-list, freebsd-net-list
-------------- next part --------------
A non-text attachment was scrubbed...
Name: D5282.13307.patch
Type: text/x-patch
Size: 859 bytes
Desc: not available
URL: <http://lists.freebsd.org/pipermail/freebsd-virtualization/attachments/20160215/30547ca2/attachment.bin>


More information about the freebsd-virtualization mailing list