Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\fs-writeback.c Create Date:2022-07-28 20:10:52
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Start writeback of `nr_pages' pages on this bdi. If `nr_pages' is zero,* write back the whole world.

Proto:static void __wakeup_flusher_threads_bdi(struct backing_dev_info *bdi, enum wb_reason reason)

Type:void

Parameter:

TypeParameterName
struct backing_dev_info *bdi
enum wb_reasonreason
2109  If Not bdi_has_dirty_io(bdi) Then Return
2112  list_for_each_entry_rcu - iterate over rcu list of given type*@pos: the type * to use as a loop cursor.*@head: the head for your list.*@member: the name of the list_head within the struct.(wb, & list of all wbs , bdi_node)
2113  wb_start_writeback(wb, reason)
Caller
NameDescribe
wakeup_flusher_threads_bdi
wakeup_flusher_threadsWakeup the flusher threads to start writeback of all currently dirty pages