Changeset View

Standalone View

Show First 20 Lines • Show All 2,185 Lines • ▼ Show 20 Lines	tdsendsignal(struct proc p, struct thread td, int sig, ksiginfo_t *ksi)
/*		/*
* Defer further processing for signals which are held,		* Defer further processing for signals which are held,
* except that stopped processes must be continued by SIGCONT.		* except that stopped processes must be continued by SIGCONT.
*/		*/
if (action == SIG_HOLD &&		if (action == SIG_HOLD &&
!((prop & SA_CONT) && (p->p_flag & P_STOPPED_SIG)))		!((prop & SA_CONT) && (p->p_flag & P_STOPPED_SIG)))
return (ret);		return (ret);
/*		/*
* SIGKILL: Remove procfs STOPEVENTs.		* SIGKILL: Remove procfs STOPEVENTs and ptrace events.
*/		*/
if (sig == SIGKILL) {		if (sig == SIGKILL) {
		p->p_ptevents = 0;
/* from procfs_ioctl.c: PIOCBIC */		/* from procfs_ioctl.c: PIOCBIC */
p->p_stops = 0;		p->p_stops = 0;
/* from procfs_ioctl.c: PIOCCONT */		/* from procfs_ioctl.c: PIOCCONT */
p->p_step = 0;		p->p_step = 0;
wakeup(&p->p_step);		wakeup(&p->p_step);
}		}
/*		/*
* Some signals have a process-wide effect and a per-thread		* Some signals have a process-wide effect and a per-thread
▲ Show 20 Lines • Show All 1,438 Lines • Show Last 20 Lines