函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\filemap.c Create Date:2022-07-27 15:24:25
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：put_and_wait_on_page_locked - Drop a reference and wait for it to be unlocked*@page: The page to wait for

函数原型：void put_and_wait_on_page_locked(struct page *page)

返回类型：void

参数：

类型参数名称
struct page *page
1249  page等于compound_head(page)
1250  q等于page_waitqueue(page)
1251  wait_on_page_bit_common(q, page, PG_locked, 深度睡眠态, Drop ref to page before wait, no check when woken,* like put_and_wait_on_page_locked() on PG_locked.)
调用者
名称描述
__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