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Most of the timers added to the kernel will be configured to fire at the same rate. This allows one "wake_up" from interrupt context to wake up all the waiters. On one test system, I saw about a ~10% improvement in CPU utilization when 10,000 timers were opened. Signed-off-by: Shaun Ruffell <sruffell@digium.com> Acked-by: Michael Spiceland <mspiceland@digium.com> Acked-by: Kinsey Moore <kmoore@digium.com> git-svn-id: http://svn.asterisk.org/svn/dahdi/linux/trunk@9891 a0bf4364-ded3-4de4-8d8a-66a801d63aff