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    SubjectRe: [PATCH v2] softlockup: decouple hung tasks check from softlockup detection
    On Sun, Jan 11, 2009 at 10:52:13PM -0800, Mandeep Singh Baines wrote:
    > Decoupling allows:
    >
    > * hung tasks check to happen at very low priority
    > * hung tasks check and softlockup to be enabled/disabled independently
    > at compile and/or run-time
    > * individual panic settings to be enabled disabled independently
    > at compile and/or run-time
    > * softlockup threshold to be reduced without increasing hung tasks
    > poll frequency (hung task check is expensive relative to softlock watchdog)
    > * hung task check to be zero over-head when disabled at run-time
    > ---
    > include/linux/sched.h | 14 +++++--
    > kernel/Makefile | 1 +
    > kernel/softlockup.c | 102 -------------------------------------------------
    > kernel/sysctl.c | 15 +++++++-
    > lib/Kconfig.debug | 38 ++++++++++++++++++
    > 5 files changed, 63 insertions(+), 107 deletions(-)

    kernel/hung_task.c missing?

    Hannes


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