]> git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/commit
cgroups: subsystem module unloading
authorBen Blum <bblum@andrew.cmu.edu>
Wed, 10 Mar 2010 23:22:09 +0000 (15:22 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 12 Mar 2010 23:52:36 +0000 (15:52 -0800)
commitcf5d5941fda647fe3d2f2d00cf9e0245236a5f08
treedeee6501f2f08089a2cd62732c3848a59a6f6a93
parente6a1105ba08b265023dd71a4174fb4a29ebc7083
cgroups: subsystem module unloading

Provides support for unloading modular subsystems.

This patch adds a new function cgroup_unload_subsys which is to be used
for removing a loaded subsystem during module deletion.  Reference
counting of the subsystems' modules is moved from once (at load time) to
once per attached hierarchy (in parse_cgroupfs_options and
rebind_subsystems) (i.e., 0 or 1).

Signed-off-by: Ben Blum <bblum@andrew.cmu.edu>
Acked-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Paul Menage <menage@google.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Documentation/cgroups/cgroups.txt
include/linux/cgroup.h
kernel/cgroup.c