函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\page_alloc.c Create Date:2022-07-27 16:33:06
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:get_pfnblock_flags_mask

函数原型:unsigned long get_pfnblock_flags_mask(struct page *page, unsigned long pfn, unsigned long end_bitidx, unsigned long mask)

返回类型:unsigned long

参数:

类型参数名称
struct page *page
unsigned longpfn
unsigned longend_bitidx
unsigned longmask
502  返回:get_pfnblock_flags_mask - Return the requested group of flags for the pageblock_nr_pages block of pages*@page: The page within the block of interest*@pfn: The target page frame number*@end_bitidx: The last bit of interest to retrieve*@mask: mask of bits