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 11:00:48
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：memory_bm_pfn_present

函数原型：static bool memory_bm_pfn_present(struct memory_bitmap *bm, unsigned long pfn)

返回类型：bool

参数：

类型参数名称
struct memory_bitmap *bm
unsigned longpfn
832  返回:非memory_bm_find_bit - Find the bit for a given PFN in a memory bitmap
调用者
名称描述
unpack_orig_pfnspack_orig_pfns - Set bits corresponding to given PFNs in a memory bitmap.*@bm: Memory bitmap.*@buf: Area of memory containing the PFNs.* For each element of the array pointed to by @buf (1 page at a time), set the* corresponding bit in @bm.