On 2012/9/12 22:12, Daniel Wagner wrote: > From: Daniel Wagner <daniel.wagner@xxxxxxxxxxxx> > > Before we are able to define all subsystem ids at compile time we need > a more fine grained control what gets defined when we include > cgroup_subsys.h. For example we define the enums for the subsystems or > to declare for struct cgroup_subsys (builtin subsystem) by including > cgroup_subsys.h and defining SUBSYS accordingly. > > Currently, the decision if a subsys is used is defined inside the > header by testing if CONFIG_*=y is true. By moving this test outside > of cgroup_subsys.h we are able to control it on the include level. > > This is done by introducing IS_SUBSYS_ENABLED which then is defined > according the task, e.g. is CONFIG_*=y or CONFIG_*=m. > > Signed-off-by: Daniel Wagner <daniel.wagner@xxxxxxxxxxxx> > Cc: Gao feng <gaofeng@xxxxxxxxxxxxxx> > Cc: Jamal Hadi Salim <jhs@xxxxxxxxxxxx> > Cc: John Fastabend <john.r.fastabend@xxxxxxxxx> > Cc: Li Zefan <lizefan@xxxxxxxxxx> > Cc: Neil Horman <nhorman@xxxxxxxxxxxxx> > Cc: Tejun Heo <tj@xxxxxxxxxx> > Cc: netdev@xxxxxxxxxxxxxxx > Cc: cgroups@xxxxxxxxxxxxxxx Acked-by: Li Zefan <lizefan@xxxxxxxxxx> > --- > include/linux/cgroup.h | 4 ++++ > include/linux/cgroup_subsys.h | 24 ++++++++++++------------ > kernel/cgroup.c | 1 + > 3 files changed, 17 insertions(+), 12 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe cgroups" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
