sanchayanmaity/minix
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

Pass endpoint to sys_trace instead of slot number.

Browse source
This commit is contained in:
Philip Homburg 2006-03-15 11:32:00 +00:00
parent 55bdde85f0
commit 57ed4b2bf7
1 changed files with 9 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
servers/pm/trace.c
View file

@ -37,6 +37,7 @@ FORWARD _PROTOTYPE( struct mproc *find_proc, (pid_t lpid) );
PUBLIC int do_trace() PUBLIC int do_trace()
{ {
register struct mproc *child; register struct mproc *child;
int r;
/* the T_OK call is made by the child fork of the debugger before it execs /* the T_OK call is made by the child fork of the debugger before it execs
* the process to be traced * the process to be traced
@ -68,8 +69,9 @@ PUBLIC int do_trace()
child->mp_flags &= ~STOPPED; child->mp_flags &= ~STOPPED;
break; break;
} }
if (sys_trace(m_in.request,(int)(child-mproc),m_in.taddr,&m_in.data) != OK) r= sys_trace(m_in.request,child->mp_endpoint,m_in.taddr,&m_in.data);
return(-errno); if (r != OK) return(r);
mp->mp_reply.reply_trace = m_in.data; mp->mp_reply.reply_trace = m_in.data;
return(OK); return(OK);
} }
@ -88,7 +90,7 @@ pid_t lpid;
} }
/*===========================================================================* /*===========================================================================*
* stop_proc * * stop_proc *
*===========================================================================*/ *===========================================================================*/
PUBLIC void stop_proc(rmp, signo) PUBLIC void stop_proc(rmp, signo)
register struct mproc *rmp; register struct mproc *rmp;
@ -97,8 +99,11 @@ int signo;
/* A traced process got a signal so stop it. */ /* A traced process got a signal so stop it. */
register struct mproc *rpmp = mproc + rmp->mp_parent; register struct mproc *rpmp = mproc + rmp->mp_parent;
int r;
if (sys_trace(-1, (int) (rmp - mproc), 0L, (long *) 0) != OK) return; r= sys_trace(-1, rmp->mp_endpoint, 0L, (long *) 0);
if (r != OK) panic("pm", "sys_trace failed", r);
rmp->mp_flags |= STOPPED; rmp->mp_flags |= STOPPED;
if (rpmp->mp_flags & WAITING) { if (rpmp->mp_flags & WAITING) {
rpmp->mp_flags &= ~WAITING; /* parent is no longer waiting */ rpmp->mp_flags &= ~WAITING; /* parent is no longer waiting */