函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\sparse.c Create Date:2022-07-27 17:07:42
Last Modify:2020-03-17 22:36:03 Copyright©Brick
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函数名称：section_map_size

函数原型：static unsigned long __init section_map_size(void)

返回类型：unsigned long

参数：无

442  返回:@a is a power of 2 value (sizeof(structpage) * PAGES_PER_SECTION, PMD_SIZE)
调用者
名称描述
sparse_buffer_init
sparse_init_nidInitialize sparse on a specific node. The node spans [pnum_begin, pnum_end)* And number of present sections in this node is map_count.