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hv: timer: make the timer list be ordered

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make the timer list be ordered to speed up expried timer
process and next timer event finding.

Add timer would not schedule timer unless it's the next
timer event.

Signed-off-by: Li, Fei1 <fei1.li@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Li, Fei1
2018-04-25 16:47:12 +08:00
committed by Jack Ren
parent 6fc5116776
commit 5df2efad4a
2 changed files with 65 additions and 56 deletions
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7
hypervisor/include/arch/x86/timer.h
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@@ -48,6 +48,10 @@ struct timer {
void *priv_data; /* func private data */
};
/*
* Don't initialize a timer twice if it has been add to the timer list
* after call add_timer. If u want, delete the timer from the list first.
*/
static inline void initialize_timer(struct timer *timer,
timer_handle_t func,
void *priv_data,
@@ -65,6 +69,9 @@ static inline void initialize_timer(struct timer *timer,
}
}
/*
* Don't call add_timer/del_timer in the timer callback function.
*/
int add_timer(struct timer *timer);
void del_timer(struct timer *timer);