cvs commit: src/sys/contrib/pf/net pf.c src/sys/dev/cxgb/ulp/tom cxgb_cpl_socket.c src/sys/kern subr_witness.c src/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 ...

[Robert Watson]

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