函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\genhd.h Create Date:2022-07-27 06:45:34
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：alloc_part_info

函数原型：static inline struct partition_meta_info *alloc_part_info(struct gendisk *disk)

返回类型：struct partition_meta_info

参数：

类型参数名称
struct gendisk *disk
423  如果disk则返回:根据内存节点分配内存
426  返回:分配内存并置零
调用者
名称描述
add_partitionMust be called either with bd_mutex held, before a disk can be opened or* after all disk users are gone.