AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

net/ipv4: Remove tracepoint in fib_validate_source

Browse Source 
Tracepoint does not add value and the call to fib_lookup follows
it which shows the same information and the fib lookup result.

Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Ahern 2018-05-23 17:08:49 -07:00 committed by David S. Miller
parent 30d444d300
commit c949cbbbe5
2 changed files with 0 additions and 37 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
include/trace/events/fib.h
View File

@ -87,41 +87,6 @@ TRACE_EVENT(fib_table_lookup,
__entry->tos, __entry->scope, __entry->flags,
__get_str(name), __entry->gw, __entry->saddr, __entry->err)
);
TRACE_EVENT(fib_validate_source,
TP_PROTO(const struct net_device *dev, const struct flowi4 *flp),
TP_ARGS(dev, flp),
TP_STRUCT__entry(
__string( name, dev->name )
__field( int, oif )
__field( int, iif )
__field( __u8, tos )
__array( __u8, src, 4 )
__array( __u8, dst, 4 )
),
TP_fast_assign(
__be32 *p32;
__assign_str(name, dev ? dev->name : "not set");
__entry->oif = flp->flowi4_oif;
__entry->iif = flp->flowi4_iif;
__entry->tos = flp->flowi4_tos;
p32 = (__be32 *) __entry->src;
*p32 = flp->saddr;
p32 = (__be32 *) __entry->dst;
*p32 = flp->daddr;
),
TP_printk("dev %s oif %d iif %d tos %d src %pI4 dst %pI4",
__get_str(name), __entry->oif, __entry->iif, __entry->tos,
__entry->src, __entry->dst)
);
#endif /* _TRACE_FIB_H */
/* This part must be outside protection */

2
net/ipv4/fib_frontend.c
View File

@ -354,8 +354,6 @@ static int __fib_validate_source(struct sk_buff *skb, __be32 src, __be32 dst,
fl4.fl4_dport = 0;
}
trace_fib_validate_source(dev, &fl4);
if (fib_lookup(net, &fl4, &res, 0))
goto last_resort;
if (res.type != RTN_UNICAST &&