rwatson 2008-04-17 21:38:18 UTC
FreeBSD src repository
Modified files:
sys/contrib/pf/net pf.c
sys/dev/cxgb/ulp/tom cxgb_cpl_socket.c
sys/kern subr_witness.c
sys/netinet in_mcast.c in_pcb.c in_pcb.h ip_divert.c
ip_fw2.c ip_options.c ip_output.c
raw_ip.c tcp_input.c tcp_output.c
tcp_reass.c tcp_sack.c tcp_subr.c
tcp_syncache.c tcp_timer.c tcp_timewait.c
tcp_usrreq.c udp_usrreq.c
sys/netinet6 icmp6.c in6_pcb.c in6_src.c raw_ip6.c
udp6_usrreq.c
sys/security/audit audit_arg.c
sys/security/mac mac_inet.c
Log:
Convert pcbinfo and inpcb mutexes to rwlocks, and modify macros to
explicitly select write locking for all use of the inpcb mutex.
Update some pcbinfo lock assertions to assert locked rather than
write-locked, although in practice almost all uses of the pcbinfo
rwlock main exclusive, and all instances of inpcb lock acquisition
are exclusive.
This change should introduce (ideally) little functional change.
However, it lays the groundwork for significantly increased
parallelism in the TCP/IP code.
MFC after: 3 months
Tested by: kris (superset of committered patch)
Revision Changes Path
1.52 +4 -4 src/sys/contrib/pf/net/pf.c
1.8 +2 -2 src/sys/dev/cxgb/ulp/tom/cxgb_cpl_socket.c
1.247 +5 -5 src/sys/kern/subr_witness.c
1.4 +28 -28 src/sys/netinet/in_mcast.c
1.204 +40 -31 src/sys/netinet/in_pcb.c
1.105 +27 -17 src/sys/netinet/in_pcb.h
1.132 +17 -17 src/sys/netinet/ip_divert.c
1.184 +3 -3 src/sys/netinet/ip_fw2.c
1.9 +1 -1 src/sys/netinet/ip_options.c
1.281 +7 -7 src/sys/netinet/ip_output.c
1.182 +31 -31 src/sys/netinet/raw_ip.c
1.375 +20 -20 src/sys/netinet/tcp_input.c
1.150 +1 -1 src/sys/netinet/tcp_output.c
1.354 +1 -1 src/sys/netinet/tcp_reass.c
1.41 +8 -8 src/sys/netinet/tcp_sack.c
1.305 +29 -29 src/sys/netinet/tcp_subr.c
1.142 +6 -6 src/sys/netinet/tcp_syncache.c
1.100 +16 -16 src/sys/netinet/tcp_timer.c
1.289 +14 -14 src/sys/netinet/tcp_timewait.c
1.168 +68 -68 src/sys/netinet/tcp_usrreq.c
1.220 +36 -34 src/sys/netinet/udp_usrreq.c
1.83 +4 -4 src/sys/netinet6/icmp6.c
1.89 +18 -18 src/sys/netinet6/in6_pcb.c
1.51 +1 -1 src/sys/netinet6/in6_src.c
1.77 +17 -17 src/sys/netinet6/raw_ip6.c
1.86 +25 -25 src/sys/netinet6/udp6_usrreq.c
1.20 +2 -2 src/sys/security/audit/audit_arg.c
1.17 +3 -3 src/sys/security/mac/mac_inet.c
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