函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\backing-dev.c Create Date:2022-07-27 15:48:42
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：bdi_register_owner

函数原型：int bdi_register_owner(struct backing_dev_info *bdi, struct device *owner)

返回类型：int

参数：

类型参数名称
struct backing_dev_info *bdi
struct device *owner
984  rc等于bdi_register(bdi, "%u:%u", MAJOR( dev_t, creates the sysfs "dev" ), MINOR( dev_t, creates the sysfs "dev" ))
985  如果rc则返回:rc
988  WARN_ON(owner)
989  owner等于owner
990  get_device - atomically increment the reference count for the device.
991  返回:0
调用者
名称描述
__device_add_disk__device_add_disk - add disk information to kernel list*@parent: parent device for the disk*@disk: per-device partitioning information*@groups: Additional per-device sysfs groups*@register_queue: register the queue if set to true* This function registers