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| 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¶
| January 2017 | Kernel Hackers Manual 4.8. |