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Searched refs:preempt_count (Results 1 – 25 of 83) sorted by relevance

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/linux-6.1.9/arch/s390/include/asm/
Dpreempt.h15 static inline int preempt_count(void) in preempt_count() function
17 return READ_ONCE(S390_lowcore.preempt_count) & ~PREEMPT_NEED_RESCHED; in preempt_count()
25 old = READ_ONCE(S390_lowcore.preempt_count); in preempt_count_set()
28 } while (__atomic_cmpxchg(&S390_lowcore.preempt_count, in preempt_count_set()
34 __atomic_and(~PREEMPT_NEED_RESCHED, &S390_lowcore.preempt_count); in set_preempt_need_resched()
39 __atomic_or(PREEMPT_NEED_RESCHED, &S390_lowcore.preempt_count); in clear_preempt_need_resched()
44 return !(READ_ONCE(S390_lowcore.preempt_count) & PREEMPT_NEED_RESCHED); in test_preempt_need_resched()
55 __atomic_add_const(val, &S390_lowcore.preempt_count); in __preempt_count_add()
59 __atomic_add(val, &S390_lowcore.preempt_count); in __preempt_count_add()
69 return __atomic_add(-1, &S390_lowcore.preempt_count) == 1; in __preempt_count_dec_and_test()
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/linux-6.1.9/include/asm-generic/
Dpreempt.h9 static __always_inline int preempt_count(void) in preempt_count() function
11 return READ_ONCE(current_thread_info()->preempt_count); in preempt_count()
16 return &current_thread_info()->preempt_count; in preempt_count_ptr()
28 task_thread_info(p)->preempt_count = FORK_PREEMPT_COUNT; \
32 task_thread_info(p)->preempt_count = PREEMPT_DISABLED; \
77 return unlikely(preempt_count() == preempt_offset && in should_resched()
/linux-6.1.9/arch/arm64/include/asm/
Dpreempt.h11 static inline int preempt_count(void) in preempt_count() function
23 task_thread_info(p)->preempt_count = FORK_PREEMPT_COUNT; \
27 task_thread_info(p)->preempt_count = PREEMPT_DISABLED; \
62 u64 pc = READ_ONCE(ti->preempt_count); in __preempt_count_dec_and_test()
74 return !pc || !READ_ONCE(ti->preempt_count); in __preempt_count_dec_and_test()
79 u64 pc = READ_ONCE(current_thread_info()->preempt_count); in should_resched()
/linux-6.1.9/tools/testing/radix-tree/
Dmain.c244 nr_allocated, preempt_count); in single_thread_tests()
248 nr_allocated, preempt_count); in single_thread_tests()
252 nr_allocated, preempt_count); in single_thread_tests()
256 nr_allocated, preempt_count); in single_thread_tests()
260 nr_allocated, preempt_count); in single_thread_tests()
264 nr_allocated, preempt_count); in single_thread_tests()
269 nr_allocated, preempt_count); in single_thread_tests()
273 nr_allocated, preempt_count); in single_thread_tests()
281 nr_allocated, preempt_count); in single_thread_tests()
324 nr_allocated, preempt_count); in main()
/linux-6.1.9/include/linux/
Dpreempt.h91 unsigned long pc = preempt_count(); in interrupt_context_level()
101 #define nmi_count() (preempt_count() & NMI_MASK)
102 #define hardirq_count() (preempt_count() & HARDIRQ_MASK)
106 # define softirq_count() (preempt_count() & SOFTIRQ_MASK)
174 #define in_atomic() (preempt_count() != 0)
180 #define in_atomic_preempt_off() (preempt_count() != PREEMPT_DISABLE_OFFSET)
215 #define preemptible() (preempt_count() == 0 && !irqs_disabled())
/linux-6.1.9/tools/testing/radix-tree/linux/
Dpreempt.h5 extern int preempt_count;
7 #define preempt_disable() uatomic_inc(&preempt_count)
8 #define preempt_enable() uatomic_dec(&preempt_count)
/linux-6.1.9/arch/sh/kernel/
Dirq.c96 irqctx->tinfo.preempt_count = in handle_one_irq()
97 (irqctx->tinfo.preempt_count & ~SOFTIRQ_MASK) | in handle_one_irq()
98 (curctx->tinfo.preempt_count & SOFTIRQ_MASK); in handle_one_irq()
130 irqctx->tinfo.preempt_count = HARDIRQ_OFFSET; in irq_ctx_init()
138 irqctx->tinfo.preempt_count = 0; in irq_ctx_init()
/linux-6.1.9/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/
Dpreempt.h33 static inline int preempt_count(void) in preempt_count() function
40 return !preempt_count(); in preemptible()
/linux-6.1.9/lib/
Dsmp_processor_id.c16 if (likely(preempt_count())) in check_preemption_disabled()
46 what1, what2, preempt_count() - 1, current->comm, current->pid); in check_preemption_disabled()
/linux-6.1.9/arch/nios2/include/asm/
Dthread_info.h40 int preempt_count; /* 0 => preemptable,<0 => BUG */ member
54 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/arch/m68k/include/asm/
Dthread_info.h29 int preempt_count; /* 0 => preemptable, <0 => BUG */ member
38 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/arch/openrisc/include/asm/
Dthread_info.h47 __s32 preempt_count; /* 0 => preemptable, <0 => BUG */ member
67 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/arch/um/include/asm/
Dthread_info.h23 int preempt_count; /* 0 => preemptable, member
35 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/arch/hexagon/include/asm/
Dthread_info.h35 int preempt_count; /* 0=>preemptible,<0=>BUG */ member
63 .preempt_count = 1, \
/linux-6.1.9/arch/arc/include/asm/
Dthread_info.h40 int preempt_count; /* 0 => preemptable, <0 => BUG */ member
56 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/arch/riscv/include/asm/
Dthread_info.h60 int preempt_count; /* 0=>preemptible, <0=>BUG */ member
79 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/arch/parisc/include/asm/
Dthread_info.h11 int preempt_count; /* 0=premptable, <0=BUG; will also serve as bh-counter */ member
20 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/arch/sparc/include/asm/
Dthread_info_32.h33 int preempt_count; /* 0 => preemptable, member
63 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/kernel/trace/
Dtrace_irqsoff.c122 if (!irqs_disabled_flags(*flags) && !preempt_count()) in func_prolog_dec()
439 if (preempt_trace(preempt_count()) || irq_trace()) in start_critical_timings()
447 if (preempt_trace(preempt_count()) || irq_trace()) in stop_critical_timings()
610 if (!preempt_trace(preempt_count()) && irq_trace()) in tracer_hardirqs_on()
617 if (!preempt_trace(preempt_count()) && irq_trace()) in tracer_hardirqs_off()
658 if (preempt_trace(preempt_count()) && !irq_trace()) in tracer_preempt_on()
664 if (preempt_trace(preempt_count()) && !irq_trace()) in tracer_preempt_off()
/linux-6.1.9/arch/loongarch/include/asm/
Dthread_info.h29 int preempt_count; /* 0 => preemptible, <0 => BUG */ member
43 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/arch/csky/include/asm/
Dthread_info.h17 int preempt_count; member
27 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/arch/xtensa/include/asm/
Dthread_info.h53 __s32 preempt_count; /* 0 => preemptable,< 0 => BUG*/ member
90 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/arch/microblaze/include/asm/
Dthread_info.h64 __s32 preempt_count; /* 0 => preemptable,< 0 => BUG*/ member
77 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/arch/alpha/include/asm/
Dthread_info.h23 int preempt_count; /* 0 => preemptable, <0 => BUG */ member
37 .preempt_count = INIT_PREEMPT_COUNT, \
/linux-6.1.9/arch/sh/include/asm/
Dthread_info.h32 int preempt_count; /* 0 => preemptable, <0 => BUG */ member
59 .preempt_count = INIT_PREEMPT_COUNT, \

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