Messages in this thread | | | Date | Thu, 6 Nov 2008 07:24:23 +0100 | From | Ingo Molnar <> | Subject | Re: [PATCH v2] x86: Don't allow nr_irqs > NR_IRQS |
| |
* Ben Hutchings <bhutchings@solarflare.com> wrote:
> On some systems probe_nr_irqs() can return a value larger than > NR_IRQS. This will lead to probe_irq_on() overrunning the irq_desc > array. > > Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
> I hit this when running net-next-2.6 (close to > 2.6.28-rc3) on a Supermicro dual Xeon system. NR_IRQS is 224 but > probe_nr_irqs() detects 5 IOAPICs and returns 240. Here are the log > messages:
applied to tip/x86/urgent, thanks Ben!
Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |