函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\mlock.c Create Date:2022-07-27 16:12:57
Last Modify:2022-05-23 14:12:58 Copyright©Brick
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函数名称：Finish munlock after successful page isolation* Page must be locked. This is a wrapper for try_to_munlock()* and putback_lru_page() with munlock accounting.

函数原型：static void __munlock_isolated_page(struct page *page)

返回类型：void

参数：

类型参数名称
struct page *page
137  如果page_mapcount(page)大于1则alled in munlock()/munmap() path to check for other vmas holding* the page mlocked.
141  如果非PageMlocked(page)则Disable counters
144  putback_lru_page - put previously isolated page onto appropriate LRU list*@page: page to be put back to appropriate lru list* Add previously isolated @page to appropriate LRU list.* Page may still be unevictable for other reasons.
调用者
名称描述
munlock_vma_pagemunlock_vma_page - munlock a vma page*@page: page to be unlocked, either a normal page or THP page head* returns the size of the page as a page mask (0 for normal page,* HPAGE_PMD_NR - 1 for THP head page)
__munlock_pagevecMunlock a batch of pages from the same zone* The work is split to two main phases