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/openbmc/linux/tools/perf/util/
H A Dthread.h35 struct thread *thread; member
38 DECLARE_RC_STRUCT(thread) { in DECLARE_RC_STRUCT() argument
39 /** @maps: mmaps associated with this thread. */ in DECLARE_RC_STRUCT()
42 /** @tid: thread ID number unique to a machine. */ in DECLARE_RC_STRUCT()
44 /** @ppid: parent process of the process this thread belongs to. */ in DECLARE_RC_STRUCT()
47 int guest_cpu; /* For QEMU thread */ in DECLARE_RC_STRUCT()
50 * @exited: Has the thread had an exit event. Such threads are usually in DECLARE_RC_STRUCT()
79 struct thread *thread__new(pid_t pid, pid_t tid);
80 int thread__init_maps(struct thread *thread, struct machine *machine);
81 void thread__delete(struct thread *thread);
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H A Dthread.c10 #include "thread.h"
11 #include "thread-stack.h"
22 int thread__init_maps(struct thread *thread, struct machine *machine) in thread__init_maps() argument
24 pid_t pid = thread__pid(thread); in thread__init_maps()
26 if (pid == thread__tid(thread) || pid == -1) { in thread__init_maps()
27 thread__set_maps(thread, maps__new(machine)); in thread__init_maps()
29 struct thread *leader = __machine__findnew_thread(machine, pid, pid); in thread__init_maps()
32 thread__set_maps(thread, maps__get(thread__maps(leader))); in thread__init_maps()
37 return thread__maps(thread) ? 0 : -1; in thread__init_maps()
40 struct thread *thread__new(pid_t pid, pid_t tid) in thread__new()
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H A Dthread-stack.h3 * thread-stack.h: Synthesize a thread's stack using call / return events
14 struct thread;
39 * @thread: thread in which call/return occurred
54 struct thread *thread; member
82 int thread_stack__event(struct thread *thread, int cpu, u32 flags, u64 from_ip,
85 void thread_stack__set_trace_nr(struct thread *thread, int cpu, u64 trace_nr);
86 void thread_stack__sample(struct thread *thread, int cpu, struct ip_callchain *chain,
88 void thread_stack__sample_late(struct thread *thread, int cpu,
91 void thread_stack__br_sample(struct thread *thread, int cpu,
93 void thread_stack__br_sample_late(struct thread *thread, int cpu,
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H A Ddb-export.c13 #include "thread.h"
18 #include "thread-stack.h"
62 int db_export__thread(struct db_export *dbe, struct thread *thread, in db_export__thread() argument
63 struct machine *machine, struct thread *main_thread) in db_export__thread()
67 if (thread__db_id(thread)) in db_export__thread()
70 thread__set_db_id(thread, ++dbe->thread_last_db_id); in db_export__thread()
76 return dbe->export_thread(dbe, thread, main_thread_db_id, in db_export__thread()
83 struct thread *thread) in __db_export__comm() argument
88 return dbe->export_comm(dbe, comm, thread); in __db_export__comm()
94 struct thread *thread) in db_export__comm() argument
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H A Dthread-stack.c3 * thread-stack.c: Synthesize a thread's stack using call / return events
14 #include "thread.h"
22 #include "thread-stack.h"
40 * struct thread_stack_entry - thread stack entry.
68 * struct thread_stack - thread stack constructed from 'call' and 'return'
113 static inline bool thread_stack__per_cpu(struct thread *thread) in thread_stack__per_cpu() argument
115 return !(thread__tid(thread) || thread__pid(thread)); in thread_stack__per_cpu()
136 static int thread_stack__init(struct thread_stack *ts, struct thread *thread, in thread_stack__init() argument
158 if (thread__maps(thread) && maps__machine(thread__maps(thread))) { in thread_stack__init()
159 struct machine *machine = maps__machine(thread__maps(thread)); in thread_stack__init()
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/openbmc/linux/arch/mips/include/asm/
H A Dasmmacro-32.h16 .macro fpu_save_single thread tmp=t0
20 s.d $f0, THREAD_FPR0(\thread)
21 s.d $f2, THREAD_FPR2(\thread)
22 s.d $f4, THREAD_FPR4(\thread)
23 s.d $f6, THREAD_FPR6(\thread)
24 s.d $f8, THREAD_FPR8(\thread)
25 s.d $f10, THREAD_FPR10(\thread)
26 s.d $f12, THREAD_FPR12(\thread)
27 s.d $f14, THREAD_FPR14(\thread)
28 s.d $f16, THREAD_FPR16(\thread)
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H A Dasmmacro-64.h17 .macro cpu_save_nonscratch thread
18 LONG_S s0, THREAD_REG16(\thread)
19 LONG_S s1, THREAD_REG17(\thread)
20 LONG_S s2, THREAD_REG18(\thread)
21 LONG_S s3, THREAD_REG19(\thread)
22 LONG_S s4, THREAD_REG20(\thread)
23 LONG_S s5, THREAD_REG21(\thread)
24 LONG_S s6, THREAD_REG22(\thread)
25 LONG_S s7, THREAD_REG23(\thread)
26 LONG_S sp, THREAD_REG29(\thread)
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H A Dasmmacro.h84 .macro fpu_save_16even thread tmp=t0
88 sdc1 $f0, THREAD_FPR0(\thread)
89 sdc1 $f2, THREAD_FPR2(\thread)
90 sdc1 $f4, THREAD_FPR4(\thread)
91 sdc1 $f6, THREAD_FPR6(\thread)
92 sdc1 $f8, THREAD_FPR8(\thread)
93 sdc1 $f10, THREAD_FPR10(\thread)
94 sdc1 $f12, THREAD_FPR12(\thread)
95 sdc1 $f14, THREAD_FPR14(\thread)
96 sdc1 $f16, THREAD_FPR16(\thread)
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/openbmc/linux/arch/riscv/kernel/
H A Dasm-offsets.c21 OFFSET(TASK_THREAD_RA, task_struct, thread.ra); in asm_offsets()
22 OFFSET(TASK_THREAD_SP, task_struct, thread.sp); in asm_offsets()
23 OFFSET(TASK_THREAD_S0, task_struct, thread.s[0]); in asm_offsets()
24 OFFSET(TASK_THREAD_S1, task_struct, thread.s[1]); in asm_offsets()
25 OFFSET(TASK_THREAD_S2, task_struct, thread.s[2]); in asm_offsets()
26 OFFSET(TASK_THREAD_S3, task_struct, thread.s[3]); in asm_offsets()
27 OFFSET(TASK_THREAD_S4, task_struct, thread.s[4]); in asm_offsets()
28 OFFSET(TASK_THREAD_S5, task_struct, thread.s[5]); in asm_offsets()
29 OFFSET(TASK_THREAD_S6, task_struct, thread.s[6]); in asm_offsets()
30 OFFSET(TASK_THREAD_S7, task_struct, thread.s[7]); in asm_offsets()
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/openbmc/qemu/gdb-xml/
H A Dhexagon-core.xml19 …<reg name="r00" altname="r0" bitsize="32" offset="0" encoding="uint" format="hex" group="Thread …
20 …<reg name="r01" altname="r1" bitsize="32" offset="4" encoding="uint" format="hex" group="Thread …
21 …<reg name="r02" altname="r2" bitsize="32" offset="8" encoding="uint" format="hex" group="Thread …
22 …<reg name="r03" altname="r3" bitsize="32" offset="12" encoding="uint" format="hex" group="Thread …
23 …<reg name="r04" altname="r4" bitsize="32" offset="16" encoding="uint" format="hex" group="Thread …
24 …<reg name="r05" altname="r5" bitsize="32" offset="20" encoding="uint" format="hex" group="Thread …
25 …<reg name="r06" altname="r6" bitsize="32" offset="24" encoding="uint" format="hex" group="Thread …
26 …<reg name="r07" altname="r7" bitsize="32" offset="28" encoding="uint" format="hex" group="Thread …
27 …<reg name="r08" altname="r8" bitsize="32" offset="32" encoding="uint" format="hex" group="Thread …
28 …<reg name="r09" altname="r9" bitsize="32" offset="36" encoding="uint" format="hex" group="Thread …
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/openbmc/linux/Documentation/translations/zh_CN/mm/
H A Dmmu_notifier.rst43 CPU-thread-0 {尝试写到addrA}
44 CPU-thread-1 {尝试写到addrB}
45 CPU-thread-2 {}
46 CPU-thread-3 {}
47 DEV-thread-0 {读取addrA并填充设备TLB}
48 DEV-thread-2 {读取addrB并填充设备TLB}
50 CPU-thread-0 {COW_step0: {mmu_notifier_invalidate_range_start(addrA)}}
51 CPU-thread-1 {COW_step0: {mmu_notifier_invalidate_range_start(addrB)}}
52 CPU-thread-2 {}
53 CPU-thread-3 {}
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/openbmc/linux/tools/perf/scripts/python/
H A Dstat-cpi.py10 def get_key(time, event, cpu, thread): argument
11 return "%d-%s-%d-%d" % (time, event, cpu, thread)
13 def store_key(time, cpu, thread): argument
20 if (thread not in threads):
21 threads.append(thread)
23 def store(time, event, cpu, thread, val, ena, run): argument
24 #print("event %s cpu %d, thread %d, time %d, val %d, ena %d, run %d" %
25 # (event, cpu, thread, time, val, ena, run))
27 store_key(time, cpu, thread)
28 key = get_key(time, event, cpu, thread)
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/openbmc/linux/arch/powerpc/kernel/ptrace/
H A Dptrace-adv.c10 struct pt_regs *regs = task->thread.regs; in user_enable_single_step()
13 task->thread.debug.dbcr0 &= ~DBCR0_BT; in user_enable_single_step()
14 task->thread.debug.dbcr0 |= DBCR0_IDM | DBCR0_IC; in user_enable_single_step()
22 struct pt_regs *regs = task->thread.regs; in user_enable_block_step()
25 task->thread.debug.dbcr0 &= ~DBCR0_IC; in user_enable_block_step()
26 task->thread.debug.dbcr0 = DBCR0_IDM | DBCR0_BT; in user_enable_block_step()
34 struct pt_regs *regs = task->thread.regs; in user_disable_single_step()
43 task->thread.debug.dbcr0 &= ~(DBCR0_IC | DBCR0_BT); in user_disable_single_step()
47 if (!DBCR_ACTIVE_EVENTS(task->thread.debug.dbcr0, in user_disable_single_step()
48 task->thread.debug.dbcr1)) { in user_disable_single_step()
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H A Dptrace-noadv.c12 struct pt_regs *regs = task->thread.regs; in user_enable_single_step()
21 struct pt_regs *regs = task->thread.regs; in user_enable_block_step()
30 struct pt_regs *regs = task->thread.regs; in user_disable_single_step()
68 dabr_fake = ((child->thread.hw_brk[0].address & (~HW_BRK_TYPE_DABR)) | in ptrace_get_debugreg()
69 (child->thread.hw_brk[0].type & HW_BRK_TYPE_DABR)); in ptrace_get_debugreg()
82 struct thread_struct *thread = &task->thread; in ptrace_set_debugreg() local
121 bp = thread->ptrace_bps[0]; in ptrace_set_debugreg()
125 thread->ptrace_bps[0] = NULL; in ptrace_set_debugreg()
142 thread->ptrace_bps[0] = bp; in ptrace_set_debugreg()
143 thread->hw_brk[0] = hw_brk; in ptrace_set_debugreg()
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/openbmc/linux/drivers/mailbox/
H A Dmtk-cmdq-mailbox.c70 struct cmdq_thread *thread; member
80 struct cmdq_thread *thread; member
113 static int cmdq_thread_suspend(struct cmdq *cmdq, struct cmdq_thread *thread) in cmdq_thread_suspend() argument
117 writel(CMDQ_THR_SUSPEND, thread->base + CMDQ_THR_SUSPEND_TASK); in cmdq_thread_suspend()
120 if (!(readl(thread->base + CMDQ_THR_ENABLE_TASK) & CMDQ_THR_ENABLED)) in cmdq_thread_suspend()
123 if (readl_poll_timeout_atomic(thread->base + CMDQ_THR_CURR_STATUS, in cmdq_thread_suspend()
125 dev_err(cmdq->mbox.dev, "suspend GCE thread 0x%x failed\n", in cmdq_thread_suspend()
126 (u32)(thread->base - cmdq->base)); in cmdq_thread_suspend()
133 static void cmdq_thread_resume(struct cmdq_thread *thread) in cmdq_thread_resume() argument
135 writel(CMDQ_THR_RESUME, thread->base + CMDQ_THR_SUSPEND_TASK); in cmdq_thread_resume()
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/openbmc/linux/Documentation/mm/
H A Dmmu_notifier.rst39 CPU-thread-0 {try to write to addrA}
40 CPU-thread-1 {try to write to addrB}
41 CPU-thread-2 {}
42 CPU-thread-3 {}
43 DEV-thread-0 {read addrA and populate device TLB}
44 DEV-thread-2 {read addrB and populate device TLB}
46 CPU-thread-0 {COW_step0: {mmu_notifier_invalidate_range_start(addrA)}}
47 CPU-thread-1 {COW_step0: {mmu_notifier_invalidate_range_start(addrB)}}
48 CPU-thread-2 {}
49 CPU-thread-3 {}
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/openbmc/linux/arch/parisc/kernel/
H A Dasm-offsets.c49 DEFINE(TASK_REGS, offsetof(struct task_struct, thread.regs)); in main()
50 DEFINE(TASK_PT_PSW, offsetof(struct task_struct, thread.regs.gr[ 0])); in main()
51 DEFINE(TASK_PT_GR1, offsetof(struct task_struct, thread.regs.gr[ 1])); in main()
52 DEFINE(TASK_PT_GR2, offsetof(struct task_struct, thread.regs.gr[ 2])); in main()
53 DEFINE(TASK_PT_GR3, offsetof(struct task_struct, thread.regs.gr[ 3])); in main()
54 DEFINE(TASK_PT_GR4, offsetof(struct task_struct, thread.regs.gr[ 4])); in main()
55 DEFINE(TASK_PT_GR5, offsetof(struct task_struct, thread.regs.gr[ 5])); in main()
56 DEFINE(TASK_PT_GR6, offsetof(struct task_struct, thread.regs.gr[ 6])); in main()
57 DEFINE(TASK_PT_GR7, offsetof(struct task_struct, thread.regs.gr[ 7])); in main()
58 DEFINE(TASK_PT_GR8, offsetof(struct task_struct, thread.regs.gr[ 8])); in main()
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/openbmc/linux/tools/perf/tests/
H A Ddwarf-unwind.c16 #include "thread.h"
65 int test_dwarf_unwind__thread(struct thread *thread);
67 int test_dwarf_unwind__krava_3(struct thread *thread);
68 int test_dwarf_unwind__krava_2(struct thread *thread);
69 int test_dwarf_unwind__krava_1(struct thread *thread);
112 NO_TAIL_CALL_ATTRIBUTE noinline int test_dwarf_unwind__thread(struct thread *thread) in test_dwarf_unwind__thread() argument
120 if (test__arch_unwind_sample(&sample, thread)) { in test_dwarf_unwind__thread()
125 err = unwind__get_entries(unwind_entry, &cnt, thread, in test_dwarf_unwind__thread()
145 /* Any possible value should be 'thread' */ in test_dwarf_unwind__compare()
146 struct thread *thread = *(struct thread **)p1; in test_dwarf_unwind__compare() local
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/openbmc/linux/Documentation/arch/x86/
H A Dtopology.rst113 A thread is a single scheduling unit. It's the equivalent to a logical Linux
117 uses "thread".
119 Thread-related topology information in the kernel:
123 The cpumask contains all online threads in the package to which a thread
130 The cpumask contains all online threads in the core to which a thread
135 The logical package ID to which a thread belongs.
139 The physical package ID to which a thread belongs.
143 The ID of the core to which a thread belongs. It is also printed in /proc/cpuinfo
160 [package 0] -> [core 0] -> [thread 0] -> Linux CPU 0
164 a) One thread per core::
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/openbmc/linux/tools/perf/pmu-events/arch/arm64/arm/cortex-a65-e1/
H A Difu.json57 "PublicDescription": "Thread flushed due to TLB miss",
60 "BriefDescription": "Thread flushed due to TLB miss"
63 "PublicDescription": "Thread flushed due to reasons other than TLB miss",
66 "BriefDescription": "Thread flushed due to reasons other than TLB miss"
69 "PublicDescription": "This thread and the other thread both ready for scheduling in if0",
72 "BriefDescription": "This thread and the other thread both ready for scheduling in if0"
75 …"PublicDescription": "This thread was arbitrated when the other thread was also ready for scheduli…
78 …"BriefDescription": "This thread was arbitrated when the other thread was also ready for schedulin…
81 …"PublicDescription": "This thread was arbitrated when the other thread was also active, but not ne…
84 …"BriefDescription": "This thread was arbitrated when the other thread was also active, but not nec…
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/openbmc/linux/arch/powerpc/kernel/
H A Dprocess.c88 * If we are saving the current thread's registers, and the in check_if_tm_restore_required()
89 * thread is in a transactional state, set the TIF_RESTORE_TM in check_if_tm_restore_required()
93 if (tsk == current && tsk->thread.regs && in check_if_tm_restore_required()
94 MSR_TM_ACTIVE(tsk->thread.regs->msr) && in check_if_tm_restore_required()
96 regs_set_return_msr(&tsk->thread.ckpt_regs, in check_if_tm_restore_required()
97 tsk->thread.regs->msr); in check_if_tm_restore_required()
158 msr = tsk->thread.regs->msr; in __giveup_fpu()
162 regs_set_return_msr(tsk->thread.regs, msr); in __giveup_fpu()
181 if (tsk->thread.regs) { in flush_fp_to_thread()
191 if (tsk->thread.regs->msr & MSR_FP) { in flush_fp_to_thread()
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/openbmc/qemu/io/
H A Dtask.c24 #include "qemu/thread.h"
47 struct QIOTaskThreadData *thread; member
76 if (task->thread) { in qio_task_free()
77 if (task->thread->destroy) { in qio_task_free()
78 task->thread->destroy(task->thread->opaque); in qio_task_free()
81 if (task->thread->context) { in qio_task_free()
82 g_main_context_unref(task->thread->context); in qio_task_free()
85 g_free(task->thread); in qio_task_free()
124 task->thread->worker(task, task->thread->opaque); in qio_task_thread_worker()
126 /* We're running in the background thread, and must only in qio_task_thread_worker()
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/openbmc/linux/tools/lib/perf/
H A Devsel.c57 int idx, thread; in perf_evsel__alloc_fd() local
60 for (thread = 0; thread < nthreads; thread++) { in perf_evsel__alloc_fd()
61 int *fd = FD(evsel, idx, thread); in perf_evsel__alloc_fd()
87 static int get_group_fd(struct perf_evsel *evsel, int cpu_map_idx, int thread, int *group_fd) in get_group_fd() argument
104 fd = FD(leader, cpu_map_idx, thread); in get_group_fd()
117 int idx, thread, err = 0; in perf_evsel__open() local
148 for (thread = 0; thread < threads->nr; thread++) { in perf_evsel__open()
151 evsel_fd = FD(evsel, idx, thread); in perf_evsel__open()
157 err = get_group_fd(evsel, idx, thread, &group_fd); in perf_evsel__open()
162 threads->map[thread].pid, in perf_evsel__open()
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/openbmc/linux/arch/loongarch/include/asm/
H A Dasmmacro.h13 .macro cpu_save_nonscratch thread
14 stptr.d s0, \thread, THREAD_REG23
15 stptr.d s1, \thread, THREAD_REG24
16 stptr.d s2, \thread, THREAD_REG25
17 stptr.d s3, \thread, THREAD_REG26
18 stptr.d s4, \thread, THREAD_REG27
19 stptr.d s5, \thread, THREAD_REG28
20 stptr.d s6, \thread, THREAD_REG29
21 stptr.d s7, \thread, THREAD_REG30
22 stptr.d s8, \thread, THREAD_REG31
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/openbmc/linux/arch/mips/kernel/
H A Dasm-offsets.c116 OFFSET(THREAD_REG16, task_struct, thread.reg16); in output_thread_defines()
117 OFFSET(THREAD_REG17, task_struct, thread.reg17); in output_thread_defines()
118 OFFSET(THREAD_REG18, task_struct, thread.reg18); in output_thread_defines()
119 OFFSET(THREAD_REG19, task_struct, thread.reg19); in output_thread_defines()
120 OFFSET(THREAD_REG20, task_struct, thread.reg20); in output_thread_defines()
121 OFFSET(THREAD_REG21, task_struct, thread.reg21); in output_thread_defines()
122 OFFSET(THREAD_REG22, task_struct, thread.reg22); in output_thread_defines()
123 OFFSET(THREAD_REG23, task_struct, thread.reg23); in output_thread_defines()
124 OFFSET(THREAD_REG29, task_struct, thread.reg29); in output_thread_defines()
125 OFFSET(THREAD_REG30, task_struct, thread.reg30); in output_thread_defines()
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