On Tue, 29 Jan 2013 09:12:45 +0800 Li Zefan wrote: > > -extern void sched_autogroup_create_attach(struct task_struct *p); > > -extern void sched_autogroup_detach(struct task_struct *p); > > -extern void sched_autogroup_fork(struct signal_struct *sig); > > -extern void sched_autogroup_exit(struct signal_struct *sig); > > -#ifdef CONFIG_PROC_FS > > -extern void proc_sched_autogroup_show_task(struct task_struct *p, struct seq_file *m); > > -extern int proc_sched_autogroup_set_nice(struct task_struct *p, int nice); > > -#endif > > -#else > > -static inline void sched_autogroup_create_attach(struct task_struct *p) { } > > -static inline void sched_autogroup_detach(struct task_struct *p) { } > > -static inline void sched_autogroup_fork(struct signal_struct *sig) { } > > -static inline void sched_autogroup_exit(struct signal_struct *sig) { } > > -#endif > > but those function declarations have nothing to do with sysctl.. > > > - > > -#ifdef CONFIG_CFS_BANDWIDTH > > -extern unsigned int sysctl_sched_cfs_bandwidth_slice; > > -#endif > > - > True, but they're all under the SCHED_AUTOGROUP config variable along with: extern unsigned int sysctl_sched_autogroup_enabled; So I thought I'd keep them all grouped together. I can move the prototypes back into sched.h but the whole reason for doing this is to reduce the size of sched. Guess I'll let Ingo make the call here. Clark