jiffies_to

函数名称：Convert jiffies to milliseconds and back.* Avoid unnecessary multiplications/divisions in the* two most common HZ cases:

函数原型：unsigned int jiffies_to_msecs(const unsigned long j)

返回类型：unsigned int

参数：

类型	参数	名称
const unsigned long	j

**调用者**
名称	描述
show_workqueue_state	show_workqueue_state - dump workqueue state* Called from a sysrq handler or try_to_freeze_tasks() and prints out* all busy workqueues and pools.
suspend_test_finish
irq_spurious_proc_show
msleep_interruptible	msleep_interruptible - sleep waiting for signals*@msecs: Time in milliseconds to sleep for
diskstats_show	aggregate disk stat collector. Uses the same stats that the sysfs* entries do, above, but makes them available through one seq_file.* The output looks suspiciously like /proc/partitions with a bunch of* extra fields.
part_stat_show
sg_io
scsi_cmd_ioctl
deadline_read_expire_show
deadline_write_expire_show
deadline_writes_starved_show
deadline_front_merges_show
deadline_fifo_batch_show
bfq_calc_max_budget	In autotuning mode, max_budget is dynamically recomputed as the* amount of sectors transferred in timeout at the estimated peak* rate. This enables BFQ to utilize a full timeslice with a full* budget, even if the in-service queue is served at peak rate
bfq_update_wr_data
bfq_fifo_expire_sync_show
bfq_fifo_expire_async_show
bfq_back_seek_max_show
bfq_back_seek_penalty_show
bfq_slice_idle_show
bfq_max_budget_show
bfq_timeout_sync_show
bfq_strict_guarantees_show
bfq_low_latency_show
bfq_bfqq_charge_time	q_bfqq_charge_time - charge an amount of service equivalent to the length* of the time interval during which bfqq has been in* service
do_proc_dointvec_ms_jiffies_conv
print_unreferenced	Printing of the unreferenced objects information to the seq file. The* print_unreferenced function must be called with the object->lock held.
queue_io_timeout_show

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