Function report | 
Source Code:block\blk-throttle.c | 
Create Date:2022-07-28 17:43:58 | 
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick | 
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| Annotation kernel can get tool activity | Download SCCT | Chinese | 
Name:throtl_tg_is_idle
Proto:static bool throtl_tg_is_idle(struct throtl_grp *tg)
Type:bool
Parameter:
| Type | Parameter | Name | 
|---|---|---|
| struct throtl_grp * | tg | 
| 1834 | time = min_t - return minimum of two values, using the specified type*@type: data type to use*@x: first value*@y: second value(unsignedlong, 5 s , 4 * us ) | 
| 1835 | ret = us == DFL_LATENCY_TARGET || us == DFL_IDLE_THRESHOLD || (ktime_get_ns() >> 10) - ns / 1024 > time || ns / 1024 > us || us && total bios && bios exceeding latency threshold * 5 < total bios | 
| 1841 | hrotl_log - log debug message via blktrace*@sq: the service_queue being reported*@fmt: printf format string*@args: printf args* The messages are prefixed with "throtl BLKG_NAME" if @sq belongs to a* throtl_grp; otherwise, just "throtl".( & this group's service queue , "avg_idle=%ld, idle_threshold=%ld, bad_bio=%d, total_bio=%d, is_idle=%d, scale=%d", ns / 1024 , us , bios exceeding latency threshold , total bios , ret, scale) | 
| 1845 | Return ret | 
| Name | Describe | 
|---|---|
| throtl_tg_can_upgrade | |
| throtl_tg_can_downgrade | 
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