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Annotate so_state as locked with SOCK_LOCK(so).

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Add a commenting indicating that the SB_ constants apply to sb_flags.
This commit is contained in:
Robert Watson 2004-06-20 21:39:46 +00:00
parent 1b2e3b4b46
commit 80bd721339
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=130818
1 changed files with 4 additions and 1 deletions
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5
sys/sys/socketvar.h
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@ -61,7 +61,7 @@ struct socket {
short so_type; /* (a) generic type, see socket.h */
short so_options; /* from socket call, see socket.h */
short so_linger; /* time to linger while closing */
short so_state; /* internal state flags SS_* */
short so_state; /* (b) internal state flags SS_* */
int so_qstate; /* (e) internal state flags SQ_* */
void *so_pcb; /* protocol control block */
struct protosw *so_proto; /* (a) protocol handle */
@ -111,6 +111,9 @@ struct socket {
short sb_flags; /* (c/d) flags, see below */
short sb_state; /* (c/d) socket state on sockbuf */
} so_rcv, so_snd;
/*
* Constants for sb_flags field of struct sockbuf.
*/
#define SB_MAX (256*1024) /* default for max chars in sockbuf */
#define SB_LOCK 0x01 /* lock on data queue */
#define SB_WANT 0x02 /* someone is waiting to lock */