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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-09 12:30:57 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-09 12:30:57 +0200 |
| commit | afa3536be88b435a057cb727b48fd3d760a497d2 (patch) | |
| tree | 8562d3c8327286746ae835ef8eb39d4494a1054d /include | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next (diff) | |
| parent | nohz: nohz full depends on irq work self IPI support (diff) | |
| download | linux-afa3536be88b435a057cb727b48fd3d760a497d2.tar.xz linux-afa3536be88b435a057cb727b48fd3d760a497d2.zip | |
Merge branch 'timers-nohz-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer fixes from Ingo Molnar:
"Main changes:
- Fix the deadlock reported by Dave Jones et al
- Clean up and fix nohz_full interaction with arch abilities
- nohz init code consolidation/cleanup"
* 'timers-nohz-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
nohz: nohz full depends on irq work self IPI support
nohz: Consolidate nohz full init code
arm64: Tell irq work about self IPI support
arm: Tell irq work about self IPI support
x86: Tell irq work about self IPI support
irq_work: Force raised irq work to run on irq work interrupt
irq_work: Introduce arch_irq_work_has_interrupt()
nohz: Move nohz full init call to tick init
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-generic/irq_work.h | 10 | ||||
| -rw-r--r-- | include/linux/irq_work.h | 3 | ||||
| -rw-r--r-- | include/linux/tick.h | 2 |
3 files changed, 13 insertions, 2 deletions
diff --git a/include/asm-generic/irq_work.h b/include/asm-generic/irq_work.h new file mode 100644 index 000000000000..a44f452c6590 --- /dev/null +++ b/include/asm-generic/irq_work.h @@ -0,0 +1,10 @@ +#ifndef __ASM_IRQ_WORK_H +#define __ASM_IRQ_WORK_H + +static inline bool arch_irq_work_has_interrupt(void) +{ + return false; +} + +#endif /* __ASM_IRQ_WORK_H */ + diff --git a/include/linux/irq_work.h b/include/linux/irq_work.h index bf9422c3aefe..bf3fe719c7ce 100644 --- a/include/linux/irq_work.h +++ b/include/linux/irq_work.h @@ -39,9 +39,12 @@ bool irq_work_queue_on(struct irq_work *work, int cpu); #endif void irq_work_run(void); +void irq_work_tick(void); void irq_work_sync(struct irq_work *work); #ifdef CONFIG_IRQ_WORK +#include <asm/irq_work.h> + bool irq_work_needs_cpu(void); #else static inline bool irq_work_needs_cpu(void) { return false; } diff --git a/include/linux/tick.h b/include/linux/tick.h index 9a82c7dc3fdd..595ee86f5e0d 100644 --- a/include/linux/tick.h +++ b/include/linux/tick.h @@ -181,14 +181,12 @@ static inline bool tick_nohz_full_cpu(int cpu) return cpumask_test_cpu(cpu, tick_nohz_full_mask); } -extern void tick_nohz_init(void); extern void __tick_nohz_full_check(void); extern void tick_nohz_full_kick(void); extern void tick_nohz_full_kick_cpu(int cpu); extern void tick_nohz_full_kick_all(void); extern void __tick_nohz_task_switch(struct task_struct *tsk); #else -static inline void tick_nohz_init(void) { } static inline bool tick_nohz_full_enabled(void) { return false; } static inline bool tick_nohz_full_cpu(int cpu) { return false; } static inline void __tick_nohz_full_check(void) { } |