函数逻辑报告

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Brick Technologies Co., Ltd

Source Code:block\bio.c Create Date:2022-07-27 18:31:51
Last Modify:2020-03-17 23:13:58 Copyright©Brick
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函数名称：_disassociate_blkg - puts back the blkg reference if associated*@bio: target bio* Helper to disassociate the blkg from @bio if a blkg is associated.

函数原型：void bio_disassociate_blkg(struct bio *bio)

返回类型：void

参数：

类型参数名称
struct bio *bio
2061  如果* Represents the association of the css and request_queue for the bio. * If a bio goes direct to device, it will not have a blkg as it will * not have a request_queue associated with it. The reference is put * on release of the bio.则
2062  lkg_put - put a blkg reference*@blkg: blkg to put
2063  * Represents the association of the css and request_queue for the bio. * If a bio goes direct to device, it will not have a blkg as it will * not have a request_queue associated with it. The reference is put * on release of the bio. = NULL
调用者
名称描述
bio_uninit
__bio_associate_blkg__bio_associate_blkg - associate a bio with the a blkg*@bio: target bio*@blkg: the blkg to associate* This tries to associate @bio with the specified @blkg. Association failure* is handled by walking up the blkg tree. Therefore, the blkg associated can