diff options
| author | Ingo Molnar <mingo@kernel.org> | 2015-09-13 10:01:24 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-09-13 10:01:24 +0200 |
| commit | c7ef92cea98bc468bbc8e67b6e49d7365dc69482 (patch) | |
| tree | 1ed0118f697d72103eaf8fa53bd373be7a1c91ff /include/linux/cgroup.h | |
| parent | a6b277857fd2c990bc208ca1958d3f34d26052f7 (diff) | |
| parent | 6ff33f3902c3b1c5d0db6b1e2c70b6d76fba357f (diff) | |
Merge tag 'v4.3-rc1' into locking/core, to refresh the tree
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/cgroup.h')
| -rw-r--r-- | include/linux/cgroup.h | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index a593e299162e..eb7ca55f72ef 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -22,6 +22,15 @@ #ifdef CONFIG_CGROUPS +/* + * All weight knobs on the default hierarhcy should use the following min, + * default and max values. The default value is the logarithmic center of + * MIN and MAX and allows 100x to be expressed in both directions. + */ +#define CGROUP_WEIGHT_MIN 1 +#define CGROUP_WEIGHT_DFL 100 +#define CGROUP_WEIGHT_MAX 10000 + /* a css_task_iter should be treated as an opaque object */ struct css_task_iter { struct cgroup_subsys *ss; @@ -62,7 +71,12 @@ int proc_cgroup_show(struct seq_file *m, struct pid_namespace *ns, struct pid *pid, struct task_struct *tsk); void cgroup_fork(struct task_struct *p); -void cgroup_post_fork(struct task_struct *p); +extern int cgroup_can_fork(struct task_struct *p, + void *ss_priv[CGROUP_CANFORK_COUNT]); +extern void cgroup_cancel_fork(struct task_struct *p, + void *ss_priv[CGROUP_CANFORK_COUNT]); +extern void cgroup_post_fork(struct task_struct *p, + void *old_ss_priv[CGROUP_CANFORK_COUNT]); void cgroup_exit(struct task_struct *p); int cgroup_init_early(void); @@ -524,7 +538,13 @@ static inline int cgroupstats_build(struct cgroupstats *stats, struct dentry *dentry) { return -EINVAL; } static inline void cgroup_fork(struct task_struct *p) {} -static inline void cgroup_post_fork(struct task_struct *p) {} +static inline int cgroup_can_fork(struct task_struct *p, + void *ss_priv[CGROUP_CANFORK_COUNT]) +{ return 0; } +static inline void cgroup_cancel_fork(struct task_struct *p, + void *ss_priv[CGROUP_CANFORK_COUNT]) {} +static inline void cgroup_post_fork(struct task_struct *p, + void *ss_priv[CGROUP_CANFORK_COUNT]) {} static inline void cgroup_exit(struct task_struct *p) {} static inline int cgroup_init_early(void) { return 0; } |