PERFORCE change 128760 for review

[Kip Macy]

http://perforce.freebsd.org/chv.cgi?CH=128760

Change 128760 by kmacy at kmacy:storage:toestack on 2007/11/07 03:42:46

	add routine for deferring reply handling

Affected files ...

.. //depot/projects/toestack/sys/dev/cxgb/ulp/tom/cxgb_tom.c#8 edit

Differences ...

==== //depot/projects/toestack/sys/dev/cxgb/ulp/tom/cxgb_tom.c#8 (text+ko) ====

@@ -45,6 +45,7 @@
 #include <sys/sysctl.h>
 #include <sys/syslog.h>
 #include <sys/socketvar.h>
+#include <sys/taskqueue.h>
 
 #include <net/if.h>
 #include <net/route.h>
@@ -113,6 +114,24 @@
 	.redirect = NULL
 };
 
+
+/*
+ * Add an skb to the deferred skb queue for processing from process context.
+ */
+void
+t3_defer_reply(struct mbuf *m, struct toedev *dev, defer_handler_t handler)
+{
+	struct tom_data *td = TOM_DATA(dev);
+
+	m_set_handler(m, handler);
+	mtx_lock(&td->deferq.lock);
+	
+	mbufq_tail(&td->deferq, m);
+	if (mbufq_len(&td->deferq) == 1)
+		taskqueue_enqueue(td->tq, &td->deferq_task);
+	mtx_lock(&td->deferq.lock);
+}
+
 void
 toepcb_init(struct toepcb *toep)
 {