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alistair23-linux/kernel/cgroup
Dennis Zhou (Facebook) f0fcb3ec89 blkcg: remove additional reference to the css
The previous patch in this series removed carrying around a pointer to
the css in blkg. However, the blkg association logic still relied on
taking a reference on the css to ensure we wouldn't fail in getting a
reference for the blkg.

Here the implicit dependency on the css is removed. The association
continues to rely on the tryget logic walking up the blkg tree. This
streamlines the three ways that association can happen: normal, swap,
and writeback.

Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Dennis Zhou <dennisszhou@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2018-09-21 20:29:15 -06:00
..
Makefile cgroup: Rename kernel/cgroup/stat.c to kernel/cgroup/rstat.c 2018-04-26 14:29:04 -07:00
cgroup-internal.h cgroup/tracing: Move taking of spin lock out of trace event handlers 2018-07-11 10:48:47 -07:00
cgroup-v1.c cgroup/tracing: Move taking of spin lock out of trace event handlers 2018-07-11 10:48:47 -07:00
cgroup.c blkcg: remove additional reference to the css 2018-09-21 20:29:15 -06:00
cpuset.c docs: Fix some broken references 2018-06-15 18:10:01 -03:00
debug.c debug cgroup: use task_css_set instead of rcu_dereference 2017-11-27 11:37:33 -08:00
freezer.c cgroup: add @flags to css_task_iter_start() and implement CSS_TASK_ITER_PROCS 2017-07-21 11:14:51 -04:00
namespace.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
pids.c cgroup: implement cgroup v2 thread support 2017-07-21 11:14:51 -04:00
rdma.c rdmacg: Convert to use match_string() helper 2018-05-07 09:27:26 -07:00
rstat.c cgroup: Make cgroup_rstat_updated() ready for root cgroup usage 2018-04-26 14:29:06 -07:00