diff options
Diffstat (limited to 'sys/kern/subr_syscall.c')
| -rw-r--r-- | sys/kern/subr_syscall.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/sys/kern/subr_syscall.c b/sys/kern/subr_syscall.c index 925d732..1ad7dd0 100644 --- a/sys/kern/subr_syscall.c +++ b/sys/kern/subr_syscall.c @@ -84,9 +84,12 @@ syscallenter(struct thread *td, struct syscall_args *sa) if (error == 0) { STOPEVENT(p, S_SCE, sa->narg); - if (p->p_flag & P_TRACED && p->p_stops & S_PT_SCE) { + if (p->p_flag & P_TRACED) { PROC_LOCK(p); - ptracestop((td), SIGTRAP); + td->td_dbg_sc_code = sa->code; + td->td_dbg_sc_narg = sa->narg; + if (p->p_stops & S_PT_SCE) + ptracestop((td), SIGTRAP); PROC_UNLOCK(p); } if (td->td_dbgflags & TDB_USERWR) { @@ -95,6 +98,10 @@ syscallenter(struct thread *td, struct syscall_args *sa) * debugger modified registers or memory. */ error = (p->p_sysent->sv_fetch_syscall_args)(td, sa); + PROC_LOCK(p); + td->td_dbg_sc_code = sa->code; + td->td_dbg_sc_narg = sa->narg; + PROC_UNLOCK(p); #ifdef KTRACE if (KTRPOINT(td, KTR_SYSCALL)) ktrsyscall(sa->code, sa->narg, sa->args); |
