Page MenuHomeFreeBSD

D39536.id126949.diff
No OneTemporary

D39536.id126949.diff

diff --git a/sys/net/if_ethersubr.c b/sys/net/if_ethersubr.c
--- a/sys/net/if_ethersubr.c
+++ b/sys/net/if_ethersubr.c
@@ -123,6 +123,8 @@
struct sockaddr *);
static int ether_requestencap(struct ifnet *, struct if_encap_req *);
+static inline bool ether_do_pcp(struct ifnet *, struct mbuf *);
+
#define senderr(e) do { error = (e); goto bad;} while (0)
static void
@@ -470,11 +472,7 @@
int
ether_output_frame(struct ifnet *ifp, struct mbuf *m)
{
- uint8_t pcp;
-
- pcp = ifp->if_pcp;
- if (pcp != IFNET_PCP_NONE && ifp->if_type != IFT_L2VLAN &&
- !ether_set_pcp(&m, ifp, pcp))
+ if (ether_do_pcp(ifp, m) && !ether_set_pcp(&m, ifp, ifp->if_pcp))
return (0);
if (PFIL_HOOKED_OUT(V_link_pfil_head))
@@ -1400,6 +1398,19 @@
&VNET_NAME(vlan_mtag_pcp), 0,
"Retain VLAN PCP information as packets are passed up the stack");
+static inline bool
+ether_do_pcp(struct ifnet *ifp, struct mbuf *m)
+{
+ if (ifp->if_type == IFT_L2VLAN)
+ return (false);
+ if (ifp->if_pcp != IFNET_PCP_NONE || (m->m_flags & M_VLANTAG) != 0)
+ return (true);
+ if (V_vlan_mtag_pcp &&
+ m_tag_locate(m, MTAG_8021Q, MTAG_8021Q_PCP_OUT, NULL) != NULL)
+ return (true);
+ return (false);
+}
+
bool
ether_8021q_frame(struct mbuf **mp, struct ifnet *ife, struct ifnet *p,
const struct ether_8021q_tag *qtag)

File Metadata

Mime Type
text/plain
Expires
Thu, May 1, 12:12 AM (4 h, 10 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
17864369
Default Alt Text
D39536.id126949.diff (1 KB)

Event Timeline