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Index: head/sys/dev/hyperv/netvsc/if_hn.c
===================================================================
--- head/sys/dev/hyperv/netvsc/if_hn.c
+++ head/sys/dev/hyperv/netvsc/if_hn.c
@@ -424,11 +424,6 @@
SYSCTL_INT(_hw_hn, OID_AUTO, use_txdesc_bufring, CTLFLAG_RD,
&hn_use_txdesc_bufring, 0, "Use buf_ring for TX descriptors");
-/* Bind TX taskqueue to the target CPU */
-static int hn_bind_tx_taskq = -1;
-SYSCTL_INT(_hw_hn, OID_AUTO, bind_tx_taskq, CTLFLAG_RDTUN,
- &hn_bind_tx_taskq, 0, "Bind TX taskqueue to the specified cpu");
-
#ifdef HN_IFSTART_SUPPORT
/* Use ifnet.if_start instead of ifnet.if_transmit */
static int hn_use_if_start = 0;
@@ -906,20 +901,8 @@
if (hn_tx_taskq == NULL) {
sc->hn_tx_taskq = taskqueue_create("hn_tx", M_WAITOK,
taskqueue_thread_enqueue, &sc->hn_tx_taskq);
- if (hn_bind_tx_taskq >= 0) {
- int cpu = hn_bind_tx_taskq;
- cpuset_t cpu_set;
-
- if (cpu > mp_ncpus - 1)
- cpu = mp_ncpus - 1;
- CPU_SETOF(cpu, &cpu_set);
- taskqueue_start_threads_cpuset(&sc->hn_tx_taskq, 1,
- PI_NET, &cpu_set, "%s tx",
- device_get_nameunit(dev));
- } else {
- taskqueue_start_threads(&sc->hn_tx_taskq, 1, PI_NET,
- "%s tx", device_get_nameunit(dev));
- }
+ taskqueue_start_threads(&sc->hn_tx_taskq, 1, PI_NET, "%s tx",
+ device_get_nameunit(dev));
} else {
sc->hn_tx_taskq = hn_tx_taskq;
}
@@ -5360,18 +5343,7 @@
hn_tx_taskq = taskqueue_create("hn_tx", M_WAITOK,
taskqueue_thread_enqueue, &hn_tx_taskq);
- if (hn_bind_tx_taskq >= 0) {
- int cpu = hn_bind_tx_taskq;
- cpuset_t cpu_set;
-
- if (cpu > mp_ncpus - 1)
- cpu = mp_ncpus - 1;
- CPU_SETOF(cpu, &cpu_set);
- taskqueue_start_threads_cpuset(&hn_tx_taskq, 1, PI_NET,
- &cpu_set, "hn tx");
- } else {
- taskqueue_start_threads(&hn_tx_taskq, 1, PI_NET, "hn tx");
- }
+ taskqueue_start_threads(&hn_tx_taskq, 1, PI_NET, "hn tx");
}
SYSINIT(hn_txtq_create, SI_SUB_DRIVERS, SI_ORDER_SECOND,
hn_tx_taskq_create, NULL);

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