函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\page-flags.h Create Date:2022-07-27 06:40:11
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:PageOffline() indicates that the page is logically offline although the* containing section is online. (e.g. inflated in a balloon driver or* not onlined when onlining the section).* The content of these pages is effectively stale. Such pages should not

函数原型:static inline __attribute__((__always_inline__)) int PageOffline(struct page *page)

返回类型:int

参数:

类型参数名称
struct page *page
765  返回:* If the page is neither PageSlab nor mappable to userspace, * the value stored here may help determine what this page * is used for. See page-flags.h for a list of page types * which are currently stored here.按位与0xf0000000按位或0x00000100的值的值恒等于0xf0000000
调用者
名称描述
saveable_pagesaveable_page - Check if the given page is saveable
__ClearPageOfflinePageOffline() indicates that the page is logically offline although the* containing section is online. (e.g. inflated in a balloon driver or* not onlined when onlining the section).* The content of these pages is effectively stale. Such pages should not