[PATCH] 2.6.18-rt7: fix more issues with 32-bit cycles_t in latency_trace.c (take 3)
Ingo Molnar
mingo at elte.hu
Tue Dec 5 03:23:00 EST 2006
* Sergei Shtylyov <sshtylyov at ru.mvista.com> wrote:
> > /* check for buggy clocks, handling wrap for 32-bit clocks */
> >- if (TYPE_EQUAL(cycles_t, unsigned long)) {
> >+ if (TYPE_EQUAL(cycle_t, unsigned long)) {
> > if (time_after((unsigned long)T1, (unsigned long)T2))
> > printk("bug: %08lx < %08lx!\n",
> > (unsigned long)T2, (unsigned long)T1);
>
> This earlier fix by Kevin woulnd't have sense anymore with cycle_t...
yeah, indeed - i've zapped this one too.
basically, what i'd like is the 32-bit clocks/cycles be handled
intelligently, and not adding to the cruft that already is in
kernel/latency_tracing.c.
Ingo
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