函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\page-writeback.c Create Date:2022-07-27 15:33:00
Last Modify:2022-05-23 13:25:58 Copyright©Brick
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函数名称：wp_next_time

函数原型：static unsigned long wp_next_time(unsigned long cur_time)

返回类型：unsigned long

参数：

类型参数名称
unsigned longcur_time
570  cur_time加等于Length of period for aging writeout fractions of bdis. This is an* arbitrarily chosen number. The longer the period, the slower fractions will* reflect changes in current writeout rate.
572  如果非cur_time则返回:1
574  返回:cur_time
调用者
名称描述
wb_domain_writeout_inc
writeout_periodOn idle system, we can be called long after we scheduled because we use* deferred timers so count with missed periods.