Commit-ID: 69dd0f848879328ae6c6f54c2ec80e49eef042d8 Gitweb: http://git.kernel.org/tip/69dd0f848879328ae6c6f54c2ec80e49eef042d8 Author: Peter Zijlstra <[email protected]> AuthorDate: Wed, 9 Apr 2014 14:30:10 +0200 Committer: Ingo Molnar <[email protected]> CommitDate: Thu, 8 May 2014 09:16:57 +0200
sched/idle: Remove TS_POLLING support Now that there are no architectures left using it, kill the support for TS_POLLING. Signed-off-by: Peter Zijlstra <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Andy Lutomirski <[email protected]> Link: http://lkml.kernel.org/n/[email protected] Signed-off-by: Ingo Molnar <[email protected]> --- include/linux/sched.h | 46 ++-------------------------------------------- 1 file changed, 2 insertions(+), 44 deletions(-) diff --git a/include/linux/sched.h b/include/linux/sched.h index accb66b..725eef1 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -2775,51 +2775,9 @@ static inline int spin_needbreak(spinlock_t *lock) /* * Idle thread specific functions to determine the need_resched - * polling state. We have two versions, one based on TS_POLLING in - * thread_info.status and one based on TIF_POLLING_NRFLAG in - * thread_info.flags + * polling state. */ -#ifdef TS_POLLING -static inline int tsk_is_polling(struct task_struct *p) -{ - return task_thread_info(p)->status & TS_POLLING; -} -static inline void __current_set_polling(void) -{ - current_thread_info()->status |= TS_POLLING; -} - -static inline bool __must_check current_set_polling_and_test(void) -{ - __current_set_polling(); - - /* - * Polling state must be visible before we test NEED_RESCHED, - * paired by resched_task() - */ - smp_mb(); - - return unlikely(tif_need_resched()); -} - -static inline void __current_clr_polling(void) -{ - current_thread_info()->status &= ~TS_POLLING; -} - -static inline bool __must_check current_clr_polling_and_test(void) -{ - __current_clr_polling(); - - /* - * Polling state must be visible before we test NEED_RESCHED, - * paired by resched_task() - */ - smp_mb(); - - return unlikely(tif_need_resched()); -} -#elif defined(TIF_POLLING_NRFLAG) +#ifdef TIF_POLLING_NRFLAG static inline int tsk_is_polling(struct task_struct *p) { return test_tsk_thread_flag(p, TIF_POLLING_NRFLAG); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
