Messages in this thread | | | Subject | Re: [PATCH 4/6] RTC: Ratelimit "lost interrupts" message | From | Ben Collins <> | Date | Thu, 24 May 2007 16:56:52 -0400 |
| |
On Thu, 2007-05-24 at 13:48 -0700, Andrew Morton wrote: > On Wed, 23 May 2007 18:23:06 -0400 > Ben Collins <bcollins@ubuntu.com> wrote: > > > Signed-off-by: Ben Collins <bcollins@ubuntu.com> > > --- > > drivers/char/rtc.c | 3 ++- > > 1 files changed, 2 insertions(+), 1 deletions(-) > > > > diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c > > index 20380a2..22cf7aa 100644 > > --- a/drivers/char/rtc.c > > +++ b/drivers/char/rtc.c > > @@ -1159,7 +1159,8 @@ static void rtc_dropped_irq(unsigned long data) > > > > spin_unlock_irq(&rtc_lock); > > > > - printk(KERN_WARNING "rtc: lost some interrupts at %ldHz.\n", freq); > > + if (printk_ratelimit()) > > + printk(KERN_WARNING "rtc: lost some interrupts at %ldHz.\n", freq); > > > > Presumably someone is getting a lot of these messages. > > Do we know why? Is there something which needs fixing here?
I got it a lot when using any sort of virtualization on my Core2Duo (kvm, vmware, qemu). Just a big spew. Honestly, I was getting this with 2.6.20, and haven't tested again with latest kernel.
-- Ubuntu : http://www.ubuntu.com/ Linux1394: http://wiki.linux1394.org/
- 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/
| |