d/freebsd-skq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

For detach procfs ctl command, also clear P_STOPPED_TRACE process stop

Browse Source 
flag, and for each thread, TDB_SUSPEND debug flag, same as it is done by
exit1() for orphaned debugee.

Approved by:	des (procfs maintainer)
MFC after:	1 week
This commit is contained in:
Konstantin Belousov 2010-05-10 15:18:03 +00:00
parent 6e2175fc06
commit 53731b3c44
1 changed files with 4 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
sys/fs/procfs/procfs_ctl.c
View File

@ -110,6 +110,7 @@ static int
procfs_control(struct thread *td, struct proc *p, int op)
{
int error = 0;
struct thread *temp;
/*
* Attach - attaches the target process for debugging
@ -212,10 +213,12 @@ out:
}
/* not being traced any more */
p->p_flag &= ~P_TRACED;
p->p_flag &= ~(P_TRACED | P_STOPPED_TRACE);
/* remove pending SIGTRAP, else the process will die */
sigqueue_delete_proc(p, SIGTRAP);
FOREACH_THREAD_IN_PROC(p, temp)
temp->td_dbgflags &= ~TDB_SUSPEND;
PROC_UNLOCK(p);
/* give process back to original parent */