函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\power\snapshot.c Create Date:2022-07-27 11:00:46
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：memory_bm_clear_bit

函数原型：static void memory_bm_clear_bit(struct memory_bitmap *bm, unsigned long pfn)

返回类型：void

参数：

类型参数名称
struct memory_bitmap *bm
unsigned longpfn
803  error等于memory_bm_find_bit - Find the bit for a given PFN in a memory bitmap
804  BUG_ON(error)
805  lear_bit - Clears a bit in memory*@nr: Bit to clear*@addr: Address to start counting from* This is a relaxed atomic operation (no implied memory barriers).
调用者
名称描述
swsusp_unset_page_free
swsusp_unset_page_forbidden
free_unnecessary_pages_unnecessary_pages - Release preallocated pages not needed for the image.