Home
last modified time | relevance | path

Searched refs:preempt (Results 1 – 25 of 145) sorted by relevance

123456

/linux/arch/arm64/include/asm/
H A Dpreempt.h12 return READ_ONCE(current_thread_info()->preempt.count); in preempt_count()
18 WRITE_ONCE(current_thread_info()->preempt.count, pc); in preempt_count_set()
31 current_thread_info()->preempt.need_resched = 0; in set_preempt_need_resched()
36 current_thread_info()->preempt.need_resched = 1; in clear_preempt_need_resched()
41 return !current_thread_info()->preempt.need_resched; in test_preempt_need_resched()
46 u32 pc = READ_ONCE(current_thread_info()->preempt.count); in __preempt_count_add()
48 WRITE_ONCE(current_thread_info()->preempt.count, pc); in __preempt_count_add()
53 u32 pc = READ_ONCE(current_thread_info()->preempt.count); in __preempt_count_sub()
55 WRITE_ONCE(current_thread_info()->preempt.count, pc); in __preempt_count_sub()
64 WRITE_ONCE(ti->preempt.count, --pc); in __preempt_count_dec_and_test()
/linux/init/
H A DMakefile28 preempt-flag-$(CONFIG_PREEMPT_BUILD) := PREEMPT
29 preempt-flag-$(CONFIG_PREEMPT_DYNAMIC) := PREEMPT_DYNAMIC
30 preempt-flag-$(CONFIG_PREEMPT_RT) := PREEMPT_RT
37 …utsver=$$(echo '$(pound)'"$(build-version)" $(smp-flag-y) $(preempt-flag-y) "$(build-timestamp)" |…
/linux/drivers/gpu/drm/msm/adreno/
H A Da5xx_preempt.c149 a5xx_gpu->preempt[ring->id]->wptr = get_wptr(ring); in a5xx_preempt_trigger()
231 a5xx_gpu->preempt[i]->data = 0; in a5xx_preempt_hw_init()
232 a5xx_gpu->preempt[i]->info = 0; in a5xx_preempt_hw_init()
233 a5xx_gpu->preempt[i]->wptr = 0; in a5xx_preempt_hw_init()
234 a5xx_gpu->preempt[i]->rptr = 0; in a5xx_preempt_hw_init()
235 a5xx_gpu->preempt[i]->rbase = gpu->rb[i]->iova; in a5xx_preempt_hw_init()
236 a5xx_gpu->preempt[i]->rptr_addr = shadowptr(a5xx_gpu, gpu->rb[i]); in a5xx_preempt_hw_init()
278 a5xx_gpu->preempt[ring->id] = ptr; in preempt_init_ring()
/linux/include/linux/sched/
H A Dwake_q.h66 /* Spin unlock helpers to unlock and call wake_up_q with preempt disabled */
71 guard(preempt)(); in raw_spin_unlock_wake()
83 guard(preempt)(); in raw_spin_unlock_irq_wake()
96 guard(preempt)(); in raw_spin_unlock_irqrestore_wake()
70 guard(preempt)(); raw_spin_unlock_wake() local
81 guard(preempt)(); raw_spin_unlock_irq_wake() local
93 guard(preempt)(); raw_spin_unlock_irqrestore_wake() local
/linux/tools/testing/selftests/ftrace/test.d/preemptirq/
H A Dirqsoff_tracer.tc36 modprobe $MOD test_mode=preempt delay=500000 || fail
38 modprobe $MOD test_mode=preempt delay=500000 || fail
40 modprobe $MOD test_mode=preempt delay=500000 || fail
/linux/Documentation/locking/
H A Dpreempt-locking.rst53 Note, some FPU functions are already explicitly preempt safe. For example,
77 preempt_enable() decrement the preempt counter
78 preempt_disable() increment the preempt counter
79 preempt_enable_no_resched() decrement, but do not immediately preempt
81 preempt_count() return the preempt counter
85 call to preempt_enable. The preempt statements define to nothing if
94 a reschedule if the preempt count is 0. A simple printk() might trigger a
121 This code is not preempt-safe, but see how easily we can fix it by simply
H A Dindex.rst20 preempt-locking
/linux/drivers/gpu/drm/xe/
H A DKconfig.profile35 int "Default max preempt timeout (us)"
38 Configures the default max preempt timeout after which context
42 int "Default min preempt timeout (us)"
45 Configures the default min preempt timeout after which context
H A Dxe_vm.h246 queue_work(vm->xe->ordered_wq, &vm->preempt.rebind_work); in xe_vm_queue_rebind_worker()
260 if (xe_vm_in_preempt_fence_mode(vm) && vm->preempt.rebind_deactivated) { in xe_vm_reactivate_rebind()
261 vm->preempt.rebind_deactivated = false; in xe_vm_reactivate_rebind()
H A Dxe_vm.c70 list_for_each_entry(q, &vm->preempt.exec_queues, lr.link) { in preempt_fences_waiting()
95 if (*count >= vm->preempt.num_exec_queues) in alloc_preempt_fences()
98 for (; *count < vm->preempt.num_exec_queues; ++(*count)) { in alloc_preempt_fences()
119 list_for_each_entry(q, &vm->preempt.exec_queues, lr.link) { in wait_for_existing_preempt_fences()
147 list_for_each_entry(q, &vm->preempt.exec_queues, lr.link) { in xe_vm_is_idle()
160 list_for_each_entry(q, &vm->preempt.exec_queues, lr.link) { in arm_preempt_fences()
181 if (!vm->preempt.num_exec_queues) in add_preempt_fences()
184 err = dma_resv_reserve_fences(bo->ttm.base.resv, vm->preempt.num_exec_queues); in add_preempt_fences()
188 list_for_each_entry(q, &vm->preempt.exec_queues, lr.link) in add_preempt_fences()
206 list_for_each_entry(q, &vm->preempt.exec_queues, lr.link) { in resume_and_reinstall_preempt_fences()
[all …]
/linux/drivers/gpu/drm/nouveau/nvkm/engine/fifo/
H A Dchan.c141 chan->func->preempt(chan); in nvkm_chan_preempt_locked()
153 if (!chan->func->preempt) in nvkm_chan_preempt()
182 nvkm_chan_remove(struct nvkm_chan *chan, bool preempt) in nvkm_chan_remove() argument
187 if (preempt && chan->func->preempt) in nvkm_chan_remove()
227 nvkm_chan_error(struct nvkm_chan *chan, bool preempt) in nvkm_chan_error() argument
235 if (preempt) in nvkm_chan_error()
236 chan->func->preempt(chan); in nvkm_chan_error()
H A Dgk110.c41 cgrp->func->preempt(cgrp); in gk110_chan_preempt()
57 .preempt = gk110_chan_preempt,
68 .preempt = gk110_cgrp_preempt,
H A Dchan.h52 void (*preempt)(struct nvkm_chan *); member
63 void nvkm_chan_error(struct nvkm_chan *, bool preempt);
65 void nvkm_chan_remove(struct nvkm_chan *, bool preempt);
H A Dtu102.c58 .preempt = gk110_chan_preempt,
94 .preempt = gv100_runl_preempt,
/linux/include/linux/
H A Drcupdate.h174 # define rcu_tasks_classic_qs(t, preempt) \ argument
176 if (!(preempt) && READ_ONCE((t)->rcu_tasks_holdout)) \
183 # define rcu_tasks_classic_qs(t, preempt) do { } while (0) argument
188 #define rcu_tasks_qs(t, preempt) rcu_tasks_classic_qs((t), (preempt)) argument
199 #define rcu_tasks_classic_qs(t, preempt) do { } while (0) argument
200 #define rcu_tasks_qs(t, preempt) do { } while (0) argument
H A Drcutiny.h100 #define rcu_note_context_switch(preempt) \ argument
103 rcu_tasks_qs(current, (preempt)); \
/linux/samples/trace_events/
H A Dtrace_custom_sched.h27 TP_PROTO(bool preempt,
32 TP_ARGS(preempt, prev, next, prev_state),
/linux/kernel/trace/rv/monitors/sssw/
H A Dsssw.c29 static void handle_sched_switch(void *data, bool preempt, in handle_sched_switch() argument
34 if (preempt) in handle_sched_switch()
/linux/kernel/trace/rv/monitors/nrp/
H A Dnrp.c76 static void handle_schedule_entry(void *data, bool preempt) in handle_schedule_entry() argument
78 if (preempt) in handle_schedule_entry()
/linux/Documentation/trace/rv/
H A Dmonitor_wip.rst39 do not trace (preempt count >= 1)
44 do not trace (preempt count >= 1)
/linux/kernel/trace/rv/monitors/sts/
H A Dsts.c75 static void handle_sched_switch(void *data, bool preempt, in handle_sched_switch() argument
83 static void handle_schedule_entry(void *data, bool preempt) in handle_schedule_entry() argument
/linux/arch/x86/include/asm/
H A Dtlb.h148 guard(preempt)(); in invlpgb_flush_all() local
162 guard(preempt)(); in invlpgb_flush_all_nonglobals() local
/linux/include/trace/events/
H A Dsched.h190 static inline long __trace_sched_switch_state(bool preempt, in __trace_sched_switch_state() argument
202 if (preempt) in __trace_sched_switch_state()
222 TP_PROTO(bool preempt,
227 TP_ARGS(preempt, prev, next, prev_state),
243 __entry->prev_state = __trace_sched_switch_state(preempt, prev_state, prev);
883 TP_PROTO(bool preempt),
884 TP_ARGS(preempt));
/linux/Documentation/arch/powerpc/
H A Dvpa-dtl.rst18 retrieve a log of dispatch and preempt events from the hypervisor
20 user can retrieve when and why each dispatch & preempt has occurred.
31 Trace Log) contains information about dispatch/preempt, enqueue time etc.
121 First two fields represent the dispatch reason and preempt reason. The post
/linux/drivers/parport/
H A Dshare.c686 if (!par_dev_cb->preempt || !par_dev_cb->wakeup) { in parport_register_dev_model()
727 par_dev->preempt = par_dev_cb->preempt; in parport_register_dev_model()
971 if (oldcad->preempt) { in parport_claim()
972 if (oldcad->preempt(oldcad->private)) in parport_claim()

123456