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Fill in locking annotation for additional socket fields:

Browse source 
so_timeo        Used as a sleep/wakeup address, no locking.
sb_*            Almost all socket buffer fields locked with
                sockbuf lock for the oskcet buffer.
so_cred         Static after socket creation.
This commit is contained in:
Robert Watson 2004-06-15 13:43:11 +00:00
parent 454ba76889
commit ead2cedab8
1 changed files with 14 additions and 14 deletions
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28
sys/sys/socketvar.h
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@ -84,7 +84,7 @@ struct socket {
short so_incqlen; /* (e) number of unaccepted incomplete
connections */
short so_qlimit; /* (e) max number queued connections */
short so_timeo; /* connection timeout */
short so_timeo; /* (g) connection timeout */
u_short so_error; /* error affecting connection */
struct sigio *so_sigio; /* [sg] information for async I/O or
out of band data (SIGURG) */
@ -97,18 +97,18 @@ struct socket {
struct selinfo sb_sel; /* process selecting read/write */
struct mtx sb_mtx; /* sockbuf lock */
#define sb_startzero sb_mb
struct mbuf *sb_mb; /* the mbuf chain */
struct mbuf *sb_mbtail; /* the last mbuf in the chain */
struct mbuf *sb_lastrecord; /* first mbuf of last record in
* socket buffer */
u_int sb_cc; /* actual chars in buffer */
u_int sb_hiwat; /* max actual char count */
u_int sb_mbcnt; /* chars of mbufs used */
u_int sb_mbmax; /* max chars of mbufs to use */
u_int sb_ctl; /* non-data chars in buffer */
int sb_lowat; /* low water mark */
int sb_timeo; /* timeout for read/write */
short sb_flags; /* flags, see below */
struct mbuf *sb_mb; /* (c/d) the mbuf chain */
struct mbuf *sb_mbtail; /* (c/d) the last mbuf in the chain */
struct mbuf *sb_lastrecord; /* (c/d) first mbuf of last
* record in socket buffer */
u_int sb_cc; /* (c/d) actual chars in buffer */
u_int sb_hiwat; /* (c/d) max actual char count */
u_int sb_mbcnt; /* (c/d) chars of mbufs used */
u_int sb_mbmax; /* (c/d) max chars of mbufs to use */
u_int sb_ctl; /* (c/d) non-data chars in buffer */
int sb_lowat; /* (c/d) low water mark */
int sb_timeo; /* (c/d) timeout for read/write */
short sb_flags; /* (c/d) flags, see below */
short sb_state; /* (c/d) socket state on sockbuf */
} so_rcv, so_snd;
#define SB_MAX (256*1024) /* default for max chars in sockbuf */
@ -124,7 +124,7 @@ struct socket {
void (*so_upcall)(struct socket *, void *, int);
void *so_upcallarg;
struct ucred *so_cred; /* user credentials */
struct ucred *so_cred; /* (a) user credentials */
struct label *so_label; /* (b) MAC label for socket */
struct label *so_peerlabel; /* (b) cached MAC label for peer */
/* NB: generation count must not be first; easiest to make it last. */