The Linux Kernel API
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blk_get_backing_dev_info

Name

blk_get_backing_dev_info --  get the address of a queue's backing_dev_info

Synopsis

struct backing_dev_info * blk_get_backing_dev_info (struct block_device * bdev);

Arguments

bdev

device

Description

Locates the passed device's request queue and returns the address of its backing_dev_info

Will return NULL if the request queue cannot be located.

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Block DevicesUpblk_queue_prep_rq