BIO_ASSOCIATE_BLKCG(9)                    The Linux VFS                    BIO_ASSOCIATE_BLKCG(9)



NAME
       bio_associate_blkcg - associate a bio with the specified blkcg

SYNOPSIS
       int bio_associate_blkcg(struct bio * bio, struct cgroup_subsys_state * blkcg_css);

ARGUMENTS
       bio
           target bio

       blkcg_css
           css of the blkcg to associate

DESCRIPTION
       Associate bio with the blkcg specified by blkcg_css. Block layer will treat bio as if it
       were issued by a task which belongs to the blkcg.

       This function takes an extra reference of blkcg_css which will be put when bio is
       released. The caller must own bio and is responsible for synchronizing calls to this
       function.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                    BIO_ASSOCIATE_BLKCG(9)