* Steven Rostedt ([email protected]) wrote:
> On Tue, Sep 18, 2007 at 05:13:25PM -0400, Mathieu Desnoyers wrote:
> > +/*
> > + * Sets the probe callback corresponding to one marker.
> > + */
> > +static int set_marker(struct marker_entry **entry,
> > + struct __mark_marker *elem)
> > +{
> > + int ret;
> > + BUG_ON(strcmp((*entry)->name, elem->name) != 0);
>
> Can you switch this at least to WARN_ON? Killing a system with X
> running where the user just sees a freeze is not that nice. But a nasty
> message in dmesg is very noticable.
>
Sure.
> -- Steve
>
> > +
> > + if ((*entry)->format) {
> > + if (strcmp((*entry)->format, elem->format) != 0) {
> > + printk(KERN_NOTICE
> > + "Format mismatch for probe %s "
> > + "(%s), marker (%s)\n",
> > + (*entry)->name,
> > + (*entry)->format,
> > + elem->format);
> > + return -EPERM;
> > + }
> > + } else {
> > + ret = marker_set_format(entry, elem->format);
> > + if (ret)
> > + return ret;
> > + }
> > + elem->call = (*entry)->probe;
> > + elem->pdata = (*entry)->pdata;
> > + _immediate_set(elem->state, 1);
> > + return 0;
> > +}
--
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
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