函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\genhd.c Create Date:2022-07-27 18:54:48
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：set_disk_ro

函数原型：void set_disk_ro(struct gendisk *disk, int flag)

返回类型：void

参数：

类型参数名称
struct gendisk *disk
intflag
1586  如果policy不等于flag则
1587  set_disk_ro_uevent(disk, flag)
1588  policy等于flag
1591  disk_part_iter_init - initialize partition iterator*@piter: iterator to initialize*@disk: disk to iterate over*@flags: DISK_PITER_* flags* Initialize @piter so that it iterates over partitions of @disk.* CONTEXT:* Don't care.
1592  当part等于disk_part_iter_next - proceed iterator to the next partition and return it*@piter: iterator of interest* Proceed @piter to the next partition and return it.* CONTEXT:* Don't care.循环
1593  policy等于flag
1594  disk_part_iter_exit - finish up partition iteration*@piter: iter of interest* Called when iteration is over. Cleans up @piter.* CONTEXT:* Don't care.