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 15:32:41
Last Modify:2022-05-23 13:25:58 Copyright©Brick
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函数名称：dtc_dom

函数原型：static struct wb_domain *dtc_dom(struct dirty_throttle_control *dtc)

返回类型：struct wb_domain

参数：

类型参数名称
struct dirty_throttle_control *dtc
230  返回:End of sysctl-exported parameters
调用者
名称描述
__wb_calc_thresh__wb_calc_thresh - @wb's share of dirty throttling threshold*@dtc: dirty_throttle_context of interest* Note that balance_dirty_pages() will only seriously take it as a hard limit* when sleeping max_pause per page is not enough to keep the dirty pages under
wb_position_ratioDirty position control
update_dirty_limit
domain_update_bandwidth
wb_update_dirty_ratelimitMaintain wb->dirty_ratelimit, the base dirty throttle rate.* Normal wb tasks will be curbed at or below it in long term.* Obviously it should be around (write_bw / N) when there are N dd tasks.