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    SubjectRe: [PATCH 4/6] RTC: Ratelimit "lost interrupts" message
    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?
    -
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