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net/smc: Add net namespace for tracepoints 

This prints net namespace ID, helps us to distinguish different net
namespaces when using tracepoints.

Signed-off-by: Tony Lu <tonylu@linux.alibaba.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tony Lu 2021-12-28 21:06:12 +08:00 committed by David S. Miller
parent de2fea7b39
commit a838f50848
1 changed files with 16 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
net/smc/smc_tracepoint.h
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@ -22,6 +22,7 @@ TRACE_EVENT(smc_switch_to_fallback,
TP_STRUCT__entry( TP_STRUCT__entry(
__field(const void *, sk) __field(const void *, sk)
__field(const void *, clcsk) __field(const void *, clcsk)
__field(u64, net_cookie)
__field(int, fallback_rsn) __field(int, fallback_rsn)
), ),
@ -31,11 +32,13 @@ TRACE_EVENT(smc_switch_to_fallback,
__entry->sk = sk; __entry->sk = sk;
__entry->clcsk = clcsk; __entry->clcsk = clcsk;
__entry->net_cookie = sock_net(sk)->net_cookie;
__entry->fallback_rsn = fallback_rsn; __entry->fallback_rsn = fallback_rsn;
), ),
TP_printk("sk=%p clcsk=%p fallback_rsn=%d", TP_printk("sk=%p clcsk=%p net=%llu fallback_rsn=%d",
__entry->sk, __entry->clcsk, __entry->fallback_rsn) __entry->sk, __entry->clcsk,
__entry->net_cookie, __entry->fallback_rsn)
); );
DECLARE_EVENT_CLASS(smc_msg_event, DECLARE_EVENT_CLASS(smc_msg_event,
@ -46,19 +49,23 @@ DECLARE_EVENT_CLASS(smc_msg_event,
TP_STRUCT__entry( TP_STRUCT__entry(
__field(const void *, smc) __field(const void *, smc)
__field(u64, net_cookie)
__field(size_t, len) __field(size_t, len)
__string(name, smc->conn.lnk->ibname) __string(name, smc->conn.lnk->ibname)
), ),
TP_fast_assign( TP_fast_assign(
const struct sock *sk = &smc->sk;
__entry->smc = smc; __entry->smc = smc;
__entry->net_cookie = sock_net(sk)->net_cookie;
__entry->len = len; __entry->len = len;
__assign_str(name, smc->conn.lnk->ibname); __assign_str(name, smc->conn.lnk->ibname);
), ),
TP_printk("smc=%p len=%zu dev=%s", TP_printk("smc=%p net=%llu len=%zu dev=%s",
__entry->smc, __entry->len, __entry->smc, __entry->net_cookie,
__get_str(name)) __entry->len, __get_str(name))
); );
DEFINE_EVENT(smc_msg_event, smc_tx_sendmsg, DEFINE_EVENT(smc_msg_event, smc_tx_sendmsg,
@ -84,6 +91,7 @@ TRACE_EVENT(smcr_link_down,
TP_STRUCT__entry( TP_STRUCT__entry(
__field(const void *, lnk) __field(const void *, lnk)
__field(const void *, lgr) __field(const void *, lgr)
__field(u64, net_cookie)
__field(int, state) __field(int, state)
__string(name, lnk->ibname) __string(name, lnk->ibname)
__field(void *, location) __field(void *, location)
@ -94,13 +102,14 @@ TRACE_EVENT(smcr_link_down,
__entry->lnk = lnk; __entry->lnk = lnk;
__entry->lgr = lgr; __entry->lgr = lgr;
__entry->net_cookie = lgr->net->net_cookie;
__entry->state = lnk->state; __entry->state = lnk->state;
__assign_str(name, lnk->ibname); __assign_str(name, lnk->ibname);
__entry->location = location; __entry->location = location;
), ),
TP_printk("lnk=%p lgr=%p state=%d dev=%s location=%pS", TP_printk("lnk=%p lgr=%p net=%llu state=%d dev=%s location=%pS",
__entry->lnk, __entry->lgr, __entry->lnk, __entry->lgr, __entry->net_cookie,
__entry->state, __get_str(name), __entry->state, __get_str(name),
__entry->location) __entry->location)
); );