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

[sepherosa_gmail.com (Sepherosa Ziehau)]

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

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");
 }


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