#ifdef CONFIG_SCHED_AUTOGROUP #include <linux/kref.h> #include <linux/rwsem.h> struct autogroup { /* * reference doesn't mean how many thread attach to this * autogroup now. It just stands for the number of task * could use this autogroup. */ struct kref kref; struct task_group *tg; struct rw_semaphore lock; unsigned long id; int nice; }; extern void autogroup_init(struct task_struct *init_task); extern void autogroup_free(struct task_group *tg); static inline bool task_group_is_autogroup(struct task_group *tg) { return !!tg->autogroup; } extern bool task_wants_autogroup(struct task_struct *p, struct task_group *tg); static inline struct task_group * autogroup_task_group(struct task_struct *p, struct task_group *tg) { int enabled = READ_ONCE(sysctl_sched_autogroup_enabled); if (enabled && task_wants_autogroup(p, tg)) return p->signal->autogroup->tg; return tg; } extern int autogroup_path(struct task_group *tg, char *buf, int buflen); #else /* !CONFIG_SCHED_AUTOGROUP */ static inline void autogroup_init(struct task_struct *init_task) { } static inline void autogroup_free(struct task_group *tg) { } static inline bool task_group_is_autogroup(struct task_group *tg) { return 0; } static inline struct task_group * autogroup_task_group(struct task_struct *p, struct task_group *tg) { return tg; } #ifdef CONFIG_SCHED_DEBUG static inline int autogroup_path(struct task_group *tg, char *buf, int buflen) { return 0; } #endif #endif /* CONFIG_SCHED_AUTOGROUP */ et-next.git/'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?id=28ac7dcd5b1354e46f5f28a53b5a6b443fcc88ed'>refs</a><a class='active' href='/cgit.cgi/linux/net-next.git/log/sound/pci/aw2/aw2-alsa.c'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/sound/pci/aw2/aw2-alsa.c?id=28ac7dcd5b1354e46f5f28a53b5a6b443fcc88ed'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/sound/pci/aw2/aw2-alsa.c?id=28ac7dcd5b1354e46f5f28a53b5a6b443fcc88ed'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/sound/pci/aw2/aw2-alsa.c?id=28ac7dcd5b1354e46f5f28a53b5a6b443fcc88ed'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/sound/pci/aw2/aw2-alsa.c'> <input type='hidden' name='id' value='28ac7dcd5b1354e46f5f28a53b5a6b443fcc88ed'/><select name='qt'> <option value='grep'>log msg</option> <option value='author'>author</option> <option value='committer'>committer</option> <option value='range'>range</option> </select> <input class='txt' type='search' size='10' name='q' value=''/> <input type='submit' value='search'/> </form> </td></tr></table> <div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=28ac7dcd5b1354e46f5f28a53b5a6b443fcc88ed'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound?id=28ac7dcd5b1354e46f5f28a53b5a6b443fcc88ed'>sound</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound/pci?id=28ac7dcd5b1354e46f5f28a53b5a6b443fcc88ed'>pci</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound/pci/aw2?id=28ac7dcd5b1354e46f5f28a53b5a6b443fcc88ed'>aw2</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound/pci/aw2/aw2-alsa.c?id=28ac7dcd5b1354e46f5f28a53b5a6b443fcc88ed'>aw2-alsa.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/sound/pci/aw2/aw2-alsa.c?id=28ac7dcd5b1354e46f5f28a53b5a6b443fcc88ed&showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>