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| author | Paul Menage <menage@google.com> | 2007-10-18 23:39:34 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-19 11:53:36 -0700 |
| commit | 697f41610863c9264a7ae26dac9a387c9dda8c84 (patch) | |
| tree | 9d4321f93abe36920a8e9d5239d120803f6cabbc /include/linux/cgroup.h | |
| parent | b4f48b6363c81ca743ef46943ef23fd72e60f679 (diff) | |
| download | linux-697f41610863c9264a7ae26dac9a387c9dda8c84.tar.gz linux-697f41610863c9264a7ae26dac9a387c9dda8c84.tar.bz2 linux-697f41610863c9264a7ae26dac9a387c9dda8c84.zip | |
Task Control Groups: add cgroup_clone() interface
Add support for cgroup_clone(), a way to create new cgroups intended to
be used for systems such as namespace unsharing. A new subsystem callback,
post_clone(), is added to allow subsystems to automatically configure cloned
cgroups.
Signed-off-by: Paul Menage <menage@google.com>
Cc: Serge E. Hallyn <serue@us.ibm.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Dave Hansen <haveblue@us.ibm.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Paul Jackson <pj@sgi.com>
Cc: Kirill Korotaev <dev@openvz.org>
Cc: Herbert Poetzl <herbert@13thfloor.at>
Cc: Srivatsa Vaddagiri <vatsa@in.ibm.com>
Cc: Cedric Le Goater <clg@fr.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/cgroup.h')
| -rw-r--r-- | include/linux/cgroup.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index 792ad74be170..b21cf093ac62 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -182,6 +182,7 @@ struct cgroup_subsys { void (*exit)(struct cgroup_subsys *ss, struct task_struct *task); int (*populate)(struct cgroup_subsys *ss, struct cgroup *cont); + void (*post_clone)(struct cgroup_subsys *ss, struct cgroup *cont); void (*bind)(struct cgroup_subsys *ss, struct cgroup *root); int subsys_id; int active; @@ -221,6 +222,8 @@ static inline struct cgroup* task_cgroup(struct task_struct *task, int cgroup_path(const struct cgroup *cont, char *buf, int buflen); +int cgroup_clone(struct task_struct *tsk, struct cgroup_subsys *ss); + #else /* !CONFIG_CGROUPS */ static inline int cgroup_init_early(void) { return 0; } |