diff options
| author | markj <markj@FreeBSD.org> | 2013-08-25 21:54:41 +0000 |
|---|---|---|
| committer | markj <markj@FreeBSD.org> | 2013-08-25 21:54:41 +0000 |
| commit | 29e4661920638221bbffb4c527fb24daa4702b4c (patch) | |
| tree | c2b1016fdbcd18b8a7c9f33a21b6c2bb2b755348 /sys/netinet/udp_usrreq.c | |
| parent | 03a89a5fe0a80e1df50027d7d94266daffa41805 (diff) | |
| download | FreeBSD-src-29e4661920638221bbffb4c527fb24daa4702b4c.zip FreeBSD-src-29e4661920638221bbffb4c527fb24daa4702b4c.tar.gz | |
Implement the ip, tcp, and udp DTrace providers. The probe definitions use
dynamic translation so that their arguments match the definitions for
these providers in Solaris and illumos. Thus, existing scripts for these
providers should work unmodified on FreeBSD.
Tested by: gnn, hiren
MFC after: 1 month
Diffstat (limited to 'sys/netinet/udp_usrreq.c')
| -rw-r--r-- | sys/netinet/udp_usrreq.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/netinet/udp_usrreq.c b/sys/netinet/udp_usrreq.c index afd11e6..66aa6d4 100644 --- a/sys/netinet/udp_usrreq.c +++ b/sys/netinet/udp_usrreq.c @@ -42,6 +42,7 @@ __FBSDID("$FreeBSD$"); #include "opt_inet.h" #include "opt_inet6.h" #include "opt_ipsec.h" +#include "opt_kdtrace.h" #include <sys/param.h> #include <sys/domain.h> @@ -54,6 +55,7 @@ __FBSDID("$FreeBSD$"); #include <sys/priv.h> #include <sys/proc.h> #include <sys/protosw.h> +#include <sys/sdt.h> #include <sys/signalvar.h> #include <sys/socket.h> #include <sys/socketvar.h> @@ -68,6 +70,7 @@ __FBSDID("$FreeBSD$"); #include <net/route.h> #include <netinet/in.h> +#include <netinet/in_kdtrace.h> #include <netinet/in_pcb.h> #include <netinet/in_systm.h> #include <netinet/in_var.h> @@ -616,6 +619,8 @@ udp_input(struct mbuf *m, int off) m_freem(m); return; } + + UDP_PROBE(receive, NULL, inp, ip, ip, uh); udp_append(inp, ip, m, iphlen, &udp_in); INP_RUNLOCK(inp); return; @@ -1193,6 +1198,7 @@ udp_output(struct inpcb *inp, struct mbuf *m, struct sockaddr *addr, */ ui = mtod(m, struct udpiphdr *); bzero(ui->ui_x1, sizeof(ui->ui_x1)); /* XXX still needed? */ + ui->ui_v = IPVERSION << 4; ui->ui_pr = IPPROTO_UDP; ui->ui_src = laddr; ui->ui_dst = faddr; @@ -1243,6 +1249,7 @@ udp_output(struct inpcb *inp, struct mbuf *m, struct sockaddr *addr, INP_HASH_WUNLOCK(&V_udbinfo); else if (unlock_udbinfo == UH_RLOCKED) INP_HASH_RUNLOCK(&V_udbinfo); + UDP_PROBE(send, NULL, inp, &ui->ui_i, inp, &ui->ui_u); error = ip_output(m, inp->inp_options, NULL, ipflags, inp->inp_moptions, inp); if (unlock_udbinfo == UH_WLOCKED) |
