On Thu, Nov 16, 2006 at 12:26:32PM +0300, Oleg Dambaev wrote: > Nikos Vassiliadis wrote: > >Hello, > > > >In my 6.2-PRERELEASE(one month old approximately) truss gets stuck exiting > >when trying to truss a non existing file. I think the problem is not in > >truss itself. > >But I have not the skills to find it. So, will a build with updated > >sources help? > >Is there anybody else with the same problem? > > > >nik:0:~$ truss /nothing > >truss: execvp /nothing: No such file or directory > >load: 1.04 cmd: truss 70662 [exithold] 0.00u 0.00s 0% 700k > > > >Thanks in advance, Nikos > > > Never seen any dumbest thing. > Re-read truss(1) man page and find out what truss must do.
I think that rude response is always wrong.
There, Nikos reported real, although cosmetic problem since the parent truss
process sleeps interruptible. The following change shall take care:
Index: fs/procfs/procfs_ioctl.c
===================================================================
RCS file: /usr/local/arch/ncvs/src/sys/fs/procfs/procfs_ioctl.c,v
retrieving revision 1.14
diff -u -r1.14 procfs_ioctl.c
--- fs/procfs/procfs_ioctl.c 6 Nov 2006 13:41:57 -0000 1.14
+++ fs/procfs/procfs_ioctl.c 16 Nov 2006 12:13:45 -0000
@@ -124,7 +124,7 @@
*(unsigned int *)data = p->p_pfsflags;
break;
case PIOCWAIT:
- while (p->p_step == 0) {
+ while (p->p_step == 0 && (p->p_flag & P_WEXIT) == 0) {
/* sleep until p stops */
error = msleep(&p->p_stype, &p->p_mtx,
PWAIT|PCATCH, "pioctl", 0);
@@ -142,7 +142,7 @@
break;
#ifdef COMPAT_IA32
case PIOCWAIT32:
- while (p->p_step == 0) {
+ while (p->p_step == 0 && (p->p_flag & P_WEXIT) == 0) {
/* sleep until p stops */
error = msleep(&p->p_stype, &p->p_mtx,
PWAIT|PCATCH, "pioctl", 0);
pgptIVGD26MGi.pgp
Description: PGP signature
