Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\bfq-iosched.c Create Date:2022-07-28 17:58:56
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:bfq_strict_guarantees_store

Proto:static ssize_t bfq_strict_guarantees_store(struct elevator_queue *e, const char *page, size_t count)

Type:ssize_t

Parameter:

TypeParameterName
struct elevator_queue *e
const char *page
size_tcount
6723  bfqd = elevator_data
6727  ret = bfq_var_store( & __data, (page))
6728  If ret Then Return ret
6731  If __data > 1 Then __data = 1
6733  If Not * Force device idling whenever needed to provide accurate * service guarantees, without caring about throughput * issues. CAVEAT: this may even increase latencies, in case * of useless idling for processes that did stop doing I/O. && __data == 1 && maximum idling time < 8 * NSEC_PER_MSEC Then maximum idling time = 8 * NSEC_PER_MSEC
6737  * Force device idling whenever needed to provide accurate * service guarantees, without caring about throughput * issues. CAVEAT: this may even increase latencies, in case * of useless idling for processes that did stop doing I/O. = __data
6739  Return count