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    Subject[RFC PATCH 3/6] Add a tasklet is-scheduled API
    This patch adds a tasklet_is_scheduled API to allow a driver
    to know if its tasklet is already scheduled.

    Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

    Index: linux-2.6-test/include/linux/tasklet.h
    ===================================================================
    --- linux-2.6-test.orig/include/linux/tasklet.h
    +++ linux-2.6-test/include/linux/tasklet.h
    @@ -107,6 +107,11 @@ static inline void tasklet_hi_enable(str
    atomic_dec(&t->count);
    }

    +static inline int tasklet_is_scheduled(struct tasklet_struct *t)
    +{
    + return test_bit(TASKLET_STATE_SCHED, &t->state);
    +}
    +
    extern void tasklet_kill(struct tasklet_struct *t);
    extern void tasklet_kill_immediate(struct tasklet_struct *t, unsigned int cpu);
    extern void tasklet_init(struct tasklet_struct *t,
    --
    -
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