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authorKip Macy <kmacy@FreeBSD.org>2009-06-19 23:11:20 +0000
committerKip Macy <kmacy@FreeBSD.org>2009-06-19 23:11:20 +0000
commitd49cd9a18e400ef253bd3205d02df2c3eb02ef9f (patch)
treea5ac32836c30082cffafdee76353d2ebb94f802a /sys/net/if_var.h
parent57c21ee73a3ca79fec5a644d209ce02373c575b8 (diff)
downloadsrc-d49cd9a18e400ef253bd3205d02df2c3eb02ef9f.tar.gz
src-d49cd9a18e400ef253bd3205d02df2c3eb02ef9f.zip
add helper function for flushing software queues
Notes
Notes: svn path=/head/; revision=194518
Diffstat (limited to 'sys/net/if_var.h')
-rw-r--r--sys/net/if_var.h16
1 files changed, 15 insertions, 1 deletions
diff --git a/sys/net/if_var.h b/sys/net/if_var.h
index 8b1a849afdaf..556aace8fae1 100644
--- a/sys/net/if_var.h
+++ b/sys/net/if_var.h
@@ -586,13 +586,27 @@ drbr_enqueue(struct ifnet *ifp, struct buf_ring *br, struct mbuf *m)
}
static __inline void
-drbr_free(struct buf_ring *br, struct malloc_type *type)
+drbr_flush(struct ifnet *ifp, struct buf_ring *br)
{
struct mbuf *m;
+#ifdef ALTQ
+ if (ifp != NULL && ALTQ_IS_ENABLED(&ifp->if_snd)) {
+ while (!IFQ_IS_EMPTY(&ifp->if_snd)) {
+ IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
+ m_freem(m);
+ }
+ }
+#endif
while ((m = buf_ring_dequeue_sc(br)) != NULL)
m_freem(m);
+}
+
+static __inline void
+drbr_free(struct buf_ring *br, struct malloc_type *type)
+{
+ drbr_flush(NULL, br);
buf_ring_free(br, type);
}