svn commit: r270999 - head/sys/kern
Gleb Smirnoff
glebius at FreeBSD.org
Wed Sep 3 09:49:27 UTC 2014
Mateusz, Kostik,
On Wed, Sep 03, 2014 at 10:55:23AM +0200, Mateusz Guzik wrote:
M> > Modified: head/sys/kern/kern_proc.c
M> > ==============================================================================
M> > --- head/sys/kern/kern_proc.c Wed Sep 3 08:13:46 2014 (r270998)
M> > +++ head/sys/kern/kern_proc.c Wed Sep 3 08:14:07 2014 (r270999)
M> > @@ -921,10 +921,11 @@ fill_kinfo_proc_only(struct proc *p, str
M> > kp->ki_xstat = p->p_xstat;
M> > kp->ki_acflag = p->p_acflag;
M> > kp->ki_lock = p->p_lock;
M> > - if (p->p_pptr)
M> > + if (p->p_pptr) {
M> > kp->ki_ppid = proc_realparent(p)->p_pid;
M> > - if (p->p_flag & P_TRACED)
M> > - kp->ki_tracer = p->p_pptr->p_pid;
M> > + if (p->p_flag & P_TRACED)
M> > + kp->ki_tracer = p->p_pptr->p_pid;
M> > + }
M> > }
M> >
M> > /*
M> >
M>
M> p_pptr must be non-NULL if P_TRACED is set. If there is no way to
M> annotate it for coverity, this change deserves a comment in the code
M> (and in retrospect previous code should have had appropriate comment as
M> well).
Thanks for explanation.
I'd suggest to leave the change in, since now it is a micro-micro-optimization :)
--
Totus tuus, Glebius.
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