Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\filemap.c Create Date:2022-07-28 14:01:35
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:put_and_wait_on_page_locked - Drop a reference and wait for it to be unlocked*@page: The page to wait for

Proto:void put_and_wait_on_page_locked(struct page *page)

Type:void

Parameter:

TypeParameterName
struct page *page
1249  page = compound_head(page)
1250  q = page_waitqueue(page)
1251  wait_on_page_bit_common(q, page, PG_locked, TASK_UNINTERRUPTIBLE, Drop ref to page before wait, no check when woken,* like put_and_wait_on_page_locked() on PG_locked.)
Caller
NameDescribe
__migration_entry_waitSomething used the pte of a page under migration. We need to* get to the page and wait until migration is finished.* When we return from this function the fault will be retried.
do_huge_pmd_numa_pageNUMA hinting page fault entry point for trans huge pmds