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Kirill Smelkov
linux
Commits
d2b21b58
Commit
d2b21b58
authored
Jul 05, 2004
by
Jamal Hadi Salim
Committed by
David S. Miller
Jul 05, 2004
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
[PKT_SCHED]: Pass NET_XMIT_* status properly back through classifiers.
parent
07f0a148
Changes
4
Hide whitespace changes
Inline
Side-by-side
Showing
4 changed files
with
151 additions
and
31 deletions
+151
-31
net/sched/sch_cbq.c
net/sched/sch_cbq.c
+42
-6
net/sched/sch_hfsc.c
net/sched/sch_hfsc.c
+40
-2
net/sched/sch_htb.c
net/sched/sch_htb.c
+49
-4
net/sched/sch_prio.c
net/sched/sch_prio.c
+20
-19
No files found.
net/sched/sch_cbq.c
View file @
d2b21b58
...
@@ -238,7 +238,7 @@ cbq_reclassify(struct sk_buff *skb, struct cbq_class *this)
...
@@ -238,7 +238,7 @@ cbq_reclassify(struct sk_buff *skb, struct cbq_class *this)
*/
*/
static
struct
cbq_class
*
static
struct
cbq_class
*
cbq_classify
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
cbq_classify
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
,
int
*
qres
)
{
{
struct
cbq_sched_data
*
q
=
(
struct
cbq_sched_data
*
)
sch
->
data
;
struct
cbq_sched_data
*
q
=
(
struct
cbq_sched_data
*
)
sch
->
data
;
struct
cbq_class
*
head
=
&
q
->
link
;
struct
cbq_class
*
head
=
&
q
->
link
;
...
@@ -256,7 +256,9 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch)
...
@@ -256,7 +256,9 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch)
for
(;;)
{
for
(;;)
{
int
result
=
0
;
int
result
=
0
;
#ifdef CONFIG_NET_CLS_ACT
int
terminal
=
0
;
#endif
defmap
=
head
->
defaults
;
defmap
=
head
->
defaults
;
/*
/*
...
@@ -275,6 +277,28 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch)
...
@@ -275,6 +277,28 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch)
goto
fallback
;
goto
fallback
;
}
}
#ifdef CONFIG_NET_CLS_ACT
switch
(
result
)
{
case
TC_ACT_SHOT
:
/* Stop and kfree */
*
qres
=
NET_XMIT_DROP
;
terminal
=
1
;
break
;
case
TC_ACT_QUEUED
:
case
TC_ACT_STOLEN
:
terminal
=
1
;
break
;
case
TC_ACT_RECLASSIFY
:
/* Things look good */
case
TC_ACT_OK
:
case
TC_ACT_UNSPEC
:
default:
break
;
}
if
(
terminal
)
{
kfree_skb
(
skb
);
return
NULL
;
}
#else
#ifdef CONFIG_NET_CLS_POLICE
#ifdef CONFIG_NET_CLS_POLICE
switch
(
result
)
{
switch
(
result
)
{
case
TC_POLICE_RECLASSIFY
:
case
TC_POLICE_RECLASSIFY
:
...
@@ -284,6 +308,7 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch)
...
@@ -284,6 +308,7 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch)
default:
default:
break
;
break
;
}
}
#endif
#endif
#endif
if
(
cl
->
level
==
0
)
if
(
cl
->
level
==
0
)
return
cl
;
return
cl
;
...
@@ -394,9 +419,9 @@ static int
...
@@ -394,9 +419,9 @@ static int
cbq_enqueue
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
cbq_enqueue
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
{
{
struct
cbq_sched_data
*
q
=
(
struct
cbq_sched_data
*
)
sch
->
data
;
struct
cbq_sched_data
*
q
=
(
struct
cbq_sched_data
*
)
sch
->
data
;
struct
cbq_class
*
cl
=
cbq_classify
(
skb
,
sch
);
int
len
=
skb
->
len
;
int
len
=
skb
->
len
;
int
ret
=
NET_XMIT_POLICED
;
int
ret
=
NET_XMIT_SUCCESS
;
struct
cbq_class
*
cl
=
cbq_classify
(
skb
,
sch
,
&
ret
);
#ifdef CONFIG_NET_CLS_POLICE
#ifdef CONFIG_NET_CLS_POLICE
q
->
rx_class
=
cl
;
q
->
rx_class
=
cl
;
...
@@ -405,17 +430,18 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
...
@@ -405,17 +430,18 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
#ifdef CONFIG_NET_CLS_POLICE
#ifdef CONFIG_NET_CLS_POLICE
cl
->
q
->
__parent
=
sch
;
cl
->
q
->
__parent
=
sch
;
#endif
#endif
if
((
ret
=
cl
->
q
->
enqueue
(
skb
,
cl
->
q
))
==
0
)
{
if
((
ret
=
cl
->
q
->
enqueue
(
skb
,
cl
->
q
))
==
NET_XMIT_SUCCESS
)
{
sch
->
q
.
qlen
++
;
sch
->
q
.
qlen
++
;
sch
->
stats
.
packets
++
;
sch
->
stats
.
packets
++
;
sch
->
stats
.
bytes
+=
len
;
sch
->
stats
.
bytes
+=
len
;
cbq_mark_toplevel
(
q
,
cl
);
cbq_mark_toplevel
(
q
,
cl
);
if
(
!
cl
->
next_alive
)
if
(
!
cl
->
next_alive
)
cbq_activate_class
(
cl
);
cbq_activate_class
(
cl
);
return
0
;
return
ret
;
}
}
}
}
#ifndef CONFIG_NET_CLS_ACT
sch
->
stats
.
drops
++
;
sch
->
stats
.
drops
++
;
if
(
cl
==
NULL
)
if
(
cl
==
NULL
)
kfree_skb
(
skb
);
kfree_skb
(
skb
);
...
@@ -423,6 +449,16 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
...
@@ -423,6 +449,16 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
cbq_mark_toplevel
(
q
,
cl
);
cbq_mark_toplevel
(
q
,
cl
);
cl
->
stats
.
drops
++
;
cl
->
stats
.
drops
++
;
}
}
#else
if
(
NET_XMIT_DROP
==
ret
)
{
sch
->
stats
.
drops
++
;
}
if
(
cl
!=
NULL
)
{
cbq_mark_toplevel
(
q
,
cl
);
cl
->
stats
.
drops
++
;
}
#endif
return
ret
;
return
ret
;
}
}
...
...
net/sched/sch_hfsc.c
View file @
d2b21b58
...
@@ -1235,7 +1235,7 @@ hfsc_delete_class(struct Qdisc *sch, unsigned long arg)
...
@@ -1235,7 +1235,7 @@ hfsc_delete_class(struct Qdisc *sch, unsigned long arg)
}
}
static
struct
hfsc_class
*
static
struct
hfsc_class
*
hfsc_classify
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
hfsc_classify
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
,
int
*
qres
)
{
{
struct
hfsc_sched
*
q
=
(
struct
hfsc_sched
*
)
sch
->
data
;
struct
hfsc_sched
*
q
=
(
struct
hfsc_sched
*
)
sch
->
data
;
struct
hfsc_class
*
cl
;
struct
hfsc_class
*
cl
;
...
@@ -1250,9 +1250,33 @@ hfsc_classify(struct sk_buff *skb, struct Qdisc *sch)
...
@@ -1250,9 +1250,33 @@ hfsc_classify(struct sk_buff *skb, struct Qdisc *sch)
tcf
=
q
->
root
.
filter_list
;
tcf
=
q
->
root
.
filter_list
;
while
(
tcf
&&
(
result
=
tc_classify
(
skb
,
tcf
,
&
res
))
>=
0
)
{
while
(
tcf
&&
(
result
=
tc_classify
(
skb
,
tcf
,
&
res
))
>=
0
)
{
#ifdef CONFIG_NET_CLS_ACT
int
terminal
=
0
;
switch
(
result
)
{
case
TC_ACT_SHOT
:
*
qres
=
NET_XMIT_DROP
;
terminal
=
1
;
break
;
case
TC_ACT_QUEUED
:
case
TC_ACT_STOLEN
:
terminal
=
1
;
break
;
case
TC_ACT_RECLASSIFY
:
case
TC_ACT_OK
:
case
TC_ACT_UNSPEC
:
default:
break
;
}
if
(
terminal
)
{
kfree_skb
(
skb
);
return
NULL
;
}
#else
#ifdef CONFIG_NET_CLS_POLICE
#ifdef CONFIG_NET_CLS_POLICE
if
(
result
==
TC_POLICE_SHOT
)
if
(
result
==
TC_POLICE_SHOT
)
return
NULL
;
return
NULL
;
#endif
#endif
#endif
if
((
cl
=
(
struct
hfsc_class
*
)
res
.
class
)
==
NULL
)
{
if
((
cl
=
(
struct
hfsc_class
*
)
res
.
class
)
==
NULL
)
{
if
((
cl
=
hfsc_find_class
(
res
.
classid
,
sch
))
==
NULL
)
if
((
cl
=
hfsc_find_class
(
res
.
classid
,
sch
))
==
NULL
)
...
@@ -1660,15 +1684,26 @@ hfsc_dump_qdisc(struct Qdisc *sch, struct sk_buff *skb)
...
@@ -1660,15 +1684,26 @@ hfsc_dump_qdisc(struct Qdisc *sch, struct sk_buff *skb)
static
int
static
int
hfsc_enqueue
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
hfsc_enqueue
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
{
{
struct
hfsc_class
*
cl
=
hfsc_classify
(
skb
,
sch
);
int
ret
=
NET_XMIT_SUCCESS
;
struct
hfsc_class
*
cl
=
hfsc_classify
(
skb
,
sch
,
&
ret
);
unsigned
int
len
=
skb
->
len
;
unsigned
int
len
=
skb
->
len
;
int
err
;
int
err
;
#ifdef CONFIG_NET_CLS_ACT
if
(
cl
==
NULL
)
{
if
(
NET_XMIT_DROP
==
ret
)
{
sch
->
stats
.
drops
++
;
}
return
ret
;
}
#else
if
(
cl
==
NULL
)
{
if
(
cl
==
NULL
)
{
kfree_skb
(
skb
);
kfree_skb
(
skb
);
sch
->
stats
.
drops
++
;
sch
->
stats
.
drops
++
;
return
NET_XMIT_DROP
;
return
NET_XMIT_DROP
;
}
}
#endif
err
=
cl
->
qdisc
->
enqueue
(
skb
,
cl
->
qdisc
);
err
=
cl
->
qdisc
->
enqueue
(
skb
,
cl
->
qdisc
);
if
(
unlikely
(
err
!=
NET_XMIT_SUCCESS
))
{
if
(
unlikely
(
err
!=
NET_XMIT_SUCCESS
))
{
...
@@ -1763,6 +1798,9 @@ hfsc_requeue(struct sk_buff *skb, struct Qdisc *sch)
...
@@ -1763,6 +1798,9 @@ hfsc_requeue(struct sk_buff *skb, struct Qdisc *sch)
{
{
struct
hfsc_sched
*
q
=
(
struct
hfsc_sched
*
)
sch
->
data
;
struct
hfsc_sched
*
q
=
(
struct
hfsc_sched
*
)
sch
->
data
;
#ifdef CONFIG_NET_CLS_ACT
sch
->
stats
.
reqs
++
;
#endif
__skb_queue_head
(
&
q
->
requeue
,
skb
);
__skb_queue_head
(
&
q
->
requeue
,
skb
);
sch
->
q
.
qlen
++
;
sch
->
q
.
qlen
++
;
return
NET_XMIT_SUCCESS
;
return
NET_XMIT_SUCCESS
;
...
...
net/sched/sch_htb.c
View file @
d2b21b58
...
@@ -297,7 +297,7 @@ static inline u32 htb_classid(struct htb_class *cl)
...
@@ -297,7 +297,7 @@ static inline u32 htb_classid(struct htb_class *cl)
return
(
cl
&&
cl
!=
HTB_DIRECT
)
?
cl
->
classid
:
TC_H_UNSPEC
;
return
(
cl
&&
cl
!=
HTB_DIRECT
)
?
cl
->
classid
:
TC_H_UNSPEC
;
}
}
static
struct
htb_class
*
htb_classify
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
static
struct
htb_class
*
htb_classify
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
,
int
*
qres
)
{
{
struct
htb_sched
*
q
=
(
struct
htb_sched
*
)
sch
->
data
;
struct
htb_sched
*
q
=
(
struct
htb_sched
*
)
sch
->
data
;
struct
htb_class
*
cl
;
struct
htb_class
*
cl
;
...
@@ -315,9 +315,33 @@ static struct htb_class *htb_classify(struct sk_buff *skb, struct Qdisc *sch)
...
@@ -315,9 +315,33 @@ static struct htb_class *htb_classify(struct sk_buff *skb, struct Qdisc *sch)
tcf
=
q
->
filter_list
;
tcf
=
q
->
filter_list
;
while
(
tcf
&&
(
result
=
tc_classify
(
skb
,
tcf
,
&
res
))
>=
0
)
{
while
(
tcf
&&
(
result
=
tc_classify
(
skb
,
tcf
,
&
res
))
>=
0
)
{
#ifdef CONFIG_NET_CLS_ACT
int
terminal
=
0
;
switch
(
result
)
{
case
TC_ACT_SHOT
:
/* Stop and kfree */
*
qres
=
NET_XMIT_DROP
;
terminal
=
1
;
break
;
case
TC_ACT_QUEUED
:
case
TC_ACT_STOLEN
:
terminal
=
1
;
break
;
case
TC_ACT_RECLASSIFY
:
/* Things look good */
case
TC_ACT_OK
:
case
TC_ACT_UNSPEC
:
default:
break
;
}
if
(
terminal
)
{
kfree_skb
(
skb
);
return
NULL
;
}
#else
#ifdef CONFIG_NET_CLS_POLICE
#ifdef CONFIG_NET_CLS_POLICE
if
(
result
==
TC_POLICE_SHOT
)
if
(
result
==
TC_POLICE_SHOT
)
return
NULL
;
return
NULL
;
#endif
#endif
#endif
if
((
cl
=
(
void
*
)
res
.
class
)
==
NULL
)
{
if
((
cl
=
(
void
*
)
res
.
class
)
==
NULL
)
{
if
(
res
.
classid
==
sch
->
handle
)
if
(
res
.
classid
==
sch
->
handle
)
...
@@ -686,9 +710,24 @@ htb_deactivate(struct htb_sched *q,struct htb_class *cl)
...
@@ -686,9 +710,24 @@ htb_deactivate(struct htb_sched *q,struct htb_class *cl)
static
int
htb_enqueue
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
static
int
htb_enqueue
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
{
{
int
ret
=
NET_XMIT_SUCCESS
;
struct
htb_sched
*
q
=
(
struct
htb_sched
*
)
sch
->
data
;
struct
htb_sched
*
q
=
(
struct
htb_sched
*
)
sch
->
data
;
struct
htb_class
*
cl
=
htb_classify
(
skb
,
sch
);
struct
htb_class
*
cl
=
htb_classify
(
skb
,
sch
,
&
ret
);
#ifdef CONFIG_NET_CLS_ACT
if
(
cl
==
HTB_DIRECT
)
{
if
(
q
->
direct_queue
.
qlen
<
q
->
direct_qlen
)
{
__skb_queue_tail
(
&
q
->
direct_queue
,
skb
);
q
->
direct_pkts
++
;
}
}
else
if
(
!
cl
)
{
if
(
NET_XMIT_DROP
==
ret
)
{
sch
->
stats
.
drops
++
;
}
return
ret
;
}
#else
if
(
cl
==
HTB_DIRECT
||
!
cl
)
{
if
(
cl
==
HTB_DIRECT
||
!
cl
)
{
/* enqueue to helper queue */
/* enqueue to helper queue */
if
(
q
->
direct_queue
.
qlen
<
q
->
direct_qlen
&&
cl
)
{
if
(
q
->
direct_queue
.
qlen
<
q
->
direct_qlen
&&
cl
)
{
...
@@ -699,7 +738,9 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
...
@@ -699,7 +738,9 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
sch
->
stats
.
drops
++
;
sch
->
stats
.
drops
++
;
return
NET_XMIT_DROP
;
return
NET_XMIT_DROP
;
}
}
}
else
if
(
cl
->
un
.
leaf
.
q
->
enqueue
(
skb
,
cl
->
un
.
leaf
.
q
)
!=
NET_XMIT_SUCCESS
)
{
}
#endif
else
if
(
cl
->
un
.
leaf
.
q
->
enqueue
(
skb
,
cl
->
un
.
leaf
.
q
)
!=
NET_XMIT_SUCCESS
)
{
sch
->
stats
.
drops
++
;
sch
->
stats
.
drops
++
;
cl
->
stats
.
drops
++
;
cl
->
stats
.
drops
++
;
return
NET_XMIT_DROP
;
return
NET_XMIT_DROP
;
...
@@ -718,9 +759,13 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
...
@@ -718,9 +759,13 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
static
int
htb_requeue
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
static
int
htb_requeue
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
{
{
struct
htb_sched
*
q
=
(
struct
htb_sched
*
)
sch
->
data
;
struct
htb_sched
*
q
=
(
struct
htb_sched
*
)
sch
->
data
;
struct
htb_class
*
cl
=
htb_classify
(
skb
,
sch
);
int
ret
=
NET_XMIT_SUCCESS
;
struct
htb_class
*
cl
=
htb_classify
(
skb
,
sch
,
&
ret
);
struct
sk_buff
*
tskb
;
struct
sk_buff
*
tskb
;
#ifdef CONFIG_NET_CLS_ACT
sch
->
stats
.
reqs
++
;
#endif
if
(
cl
==
HTB_DIRECT
||
!
cl
)
{
if
(
cl
==
HTB_DIRECT
||
!
cl
)
{
/* enqueue to helper queue */
/* enqueue to helper queue */
if
(
q
->
direct_queue
.
qlen
<
q
->
direct_qlen
&&
cl
)
{
if
(
q
->
direct_queue
.
qlen
<
q
->
direct_qlen
&&
cl
)
{
...
...
net/sched/sch_prio.c
View file @
d2b21b58
...
@@ -50,28 +50,33 @@ struct prio_sched_data
...
@@ -50,28 +50,33 @@ struct prio_sched_data
struct
Qdisc
*
prio_classify
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
,
int
*
r
)
struct
Qdisc
*
prio_classify
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
,
int
*
r
)
{
{
struct
prio_sched_data
*
q
=
(
struct
prio_sched_data
*
)
sch
->
data
;
struct
prio_sched_data
*
q
=
(
struct
prio_sched_data
*
)
sch
->
data
;
u32
band
=
skb
->
priority
;
struct
tcf_result
res
;
struct
tcf_result
res
;
u32
band
;
int
result
=
0
;
band
=
skb
->
priority
;
if
(
TC_H_MAJ
(
skb
->
priority
)
!=
sch
->
handle
)
{
if
(
TC_H_MAJ
(
skb
->
priority
)
!=
sch
->
handle
)
{
#ifdef CONFIG_NET_CLS_ACT
#ifdef CONFIG_NET_CLS_ACT
*
r
=
result
=
tc_classify
(
skb
,
q
->
filter_list
,
&
res
);
int
result
=
0
,
terminal
=
0
;
result
=
tc_classify
(
skb
,
q
->
filter_list
,
&
res
);
switch
(
result
)
{
switch
(
result
)
{
case
TC_ACT_SHOT
:
case
TC_ACT_SHOT
:
*
r
=
NET_XMIT_DROP
;
terminal
=
1
;
break
;
case
TC_ACT_STOLEN
:
case
TC_ACT_STOLEN
:
case
TC_ACT_QUEUED
:
case
TC_ACT_QUEUED
:
kfree_skb
(
skb
)
;
terminal
=
1
;
return
NULL
;
break
;
case
TC_ACT_RECLASSIFY
:
case
TC_ACT_RECLASSIFY
:
case
TC_ACT_OK
:
case
TC_ACT_OK
:
case
TC_ACT_UNSPEC
:
case
TC_ACT_UNSPEC
:
default:
default:
break
;
break
;
};
};
if
(
terminal
)
{
kfree_skb
(
skb
);
return
NULL
;
}
if
(
!
q
->
filter_list
)
{
if
(
!
q
->
filter_list
)
{
#else
#else
...
@@ -94,35 +99,31 @@ static int
...
@@ -94,35 +99,31 @@ static int
prio_enqueue
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
prio_enqueue
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
{
{
struct
Qdisc
*
qdisc
;
struct
Qdisc
*
qdisc
;
int
ret
;
int
ret
=
NET_XMIT_SUCCESS
;
/* moving these up here changes things from before
* packets counted now include everything that was ever
* seen
*/
sch
->
stats
.
bytes
+=
skb
->
len
;
sch
->
stats
.
packets
++
;
qdisc
=
prio_classify
(
skb
,
sch
,
&
ret
);
qdisc
=
prio_classify
(
skb
,
sch
,
&
ret
);
if
(
NULL
==
qdisc
)
if
(
NULL
==
qdisc
)
goto
dropped
;
goto
dropped
;
if
((
ret
=
qdisc
->
enqueue
(
skb
,
qdisc
))
==
0
)
{
if
((
ret
=
qdisc
->
enqueue
(
skb
,
qdisc
))
==
NET_XMIT_SUCCESS
)
{
sch
->
stats
.
bytes
+=
skb
->
len
;
sch
->
stats
.
packets
++
;
sch
->
q
.
qlen
++
;
sch
->
q
.
qlen
++
;
return
NET_XMIT_SUCCESS
;
return
NET_XMIT_SUCCESS
;
}
}
dropped:
dropped:
#ifdef CONFIG_NET_CLS_ACT
#ifdef CONFIG_NET_CLS_ACT
if
(
TC_ACT_SHOT
==
ret
||
NET_XMIT_DROP
==
ret
)
{
if
(
NET_XMIT_DROP
==
ret
)
{
#endif
#endif
sch
->
stats
.
drops
++
;
sch
->
stats
.
drops
++
;
return
NET_XMIT_DROP
;
#ifdef CONFIG_NET_CLS_ACT
#ifdef CONFIG_NET_CLS_ACT
}
else
{
}
else
{
sch
->
stats
.
overlimits
++
;
/* abuse, but noone uses it */
sch
->
stats
.
overlimits
++
;
/* abuse, but noone uses it */
return
NET_XMIT_BYPASS
;
/* we dont want to confuse TCP */
}
}
#endif
#endif
return
ret
;
}
}
...
...
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