Function report |
Source Code:block\blk-iocost.c |
Create Date:2022-07-28 17:47:39 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:current_hweight
Proto:static void current_hweight(struct ioc_gq *iocg, unsigned int *hw_activep, unsigned int *hw_inusep)
Type:void
Parameter:
Type | Parameter | Name |
---|---|---|
struct ioc_gq * | iocg | |
unsigned int * | hw_activep | |
unsigned int * | hw_inusep |
965 | ioc_gen = atomic_read( & r lazy hweights ) |
966 | If ioc_gen == hweight_gen Then Go to out |
979 | smp_rmb() |
981 | hwa = hwi = HWEIGHT_WHOLE |
982 | When lvl <= this iocg's depth in the hierarchy and ancestors including self - 1 cycle |
986 | inuse_sum = READ_ONCE(child_inuse_sum) |
991 | If Not active_sum || Not inuse_sum Then Continue |
994 | active_sum = max - return maximum of two values of the same or compatible types*@x: first value*@y: second value(active, active_sum) |
995 | hwa = hwa * active / active_sum |
1001 | hweight_active = max_t - return maximum of two values, using the specified type*@type: data type to use*@x: first value*@y: second value(u32, hwa, 1) |
1002 | hweight_inuse = max_t - return maximum of two values, using the specified type*@type: data type to use*@x: first value*@y: second value(u32, hwi, 1) |
1003 | hweight_gen = ioc_gen |
1004 | out : |
1005 | If hw_activep Then hw_activep = hweight_active |
1007 | If hw_inusep Then hw_inusep = hweight_inuse |
Name | Describe |
---|---|
iocg_kick_waitq | |
iocg_kick_delay | |
ioc_timer_fn | |
ioc_rqos_throttle | |
ioc_rqos_merge |
Source code conversion tool public plug-in interface | X |
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