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Searched refs:uprobe (Results 1 – 25 of 28) sorted by relevance

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/linux/kernel/events/
H A Duprobes.c62 struct uprobe { struct
93 struct uprobe *uprobe; argument
224 delayed_uprobe_check(struct uprobe *uprobe, struct mm_struct *mm) in delayed_uprobe_check() argument
229 if (du->uprobe == uprobe && du->mm == mm) in delayed_uprobe_check()
234 static int delayed_uprobe_add(struct uprobe *uprobe, struct mm_struct *mm) in delayed_uprobe_add() argument
238 if (delayed_uprobe_check(uprobe, mm)) in delayed_uprobe_add()
245 du->uprobe = uprobe; in delayed_uprobe_add()
259 static void delayed_uprobe_remove(struct uprobe *uprobe, struct mm_struct *mm) in delayed_uprobe_remove() argument
264 if (!uprobe && !mm) in delayed_uprobe_remove()
270 if (uprobe && du->uprobe != uprobe) in delayed_uprobe_remove()
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/linux/include/linux/
H A Duprobes.h22 struct uprobe;
30 * Allowed return values from uprobe consumer's handler callback
34 * - Remove the uprobe breakpoint from current->mm.
48 * unregister uprobe for current process. If UPROBE_HANDLER_REMOVE is
50 * should return false to "confirm" the decision to uninstall uprobe
75 /* The state of hybrid-lifetime uprobe inside struct return_instance */
77 HPROBE_LEASED, /* uretprobes_srcu-protected uprobe */
78 HPROBE_STABLE, /* refcounted uprobe */
79 HPROBE_GONE, /* NULL uprobe, SRCU expired, refcount failed */
80 HPROBE_CONSUMED, /* uprobe "consume
119 struct uprobe *uprobe; global() member
261 uprobe_apply(struct uprobe * uprobe,struct uprobe_consumer * uc,bool add) uprobe_apply() argument
266 uprobe_unregister_nosync(struct uprobe * uprobe,struct uprobe_consumer * uc) uprobe_unregister_nosync() argument
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/linux/tools/testing/selftests/bpf/test_kmods/
H A Dbpf_testmod.c616 struct uprobe *uprobe; member
622 static struct testmod_uprobe uprobe = { variable
631 if (uprobe.uprobe) in testmod_register_uprobe()
636 if (uprobe.uprobe) in testmod_register_uprobe()
639 err = kern_path("/proc/self/exe", LOOKUP_FOLLOW, &uprobe.path); in testmod_register_uprobe()
643 uprobe.uprobe = uprobe_register(d_real_inode(uprobe.path.dentry), in testmod_register_uprobe()
644 offset, 0, &uprobe.consumer); in testmod_register_uprobe()
645 if (IS_ERR(uprobe.uprobe)) { in testmod_register_uprobe()
646 err = PTR_ERR(uprobe.uprobe); in testmod_register_uprobe()
647 path_put(&uprobe.path); in testmod_register_uprobe()
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/linux/Documentation/trace/
H A Duprobetracer.rst18 However unlike kprobe-event tracer, the uprobe event interface expects the
29 p[:[GRP/][EVENT]] PATH:OFFSET [FETCHARGS] : Set a uprobe
30 r[:[GRP/][EVENT]] PATH:OFFSET [FETCHARGS] : Set a return uprobe (uretprobe)
31 p[:[GRP/][EVENT]] PATH:OFFSET%return [FETCHARGS] : Set a return uprobe (uretprobe)
32 -:[GRP/][EVENT] : Clear uprobe or uretprobe event
58 (\*3) Unlike kprobe event, "u" prefix will just be ignored, because uprobe
87 * Add a probe as a new uprobe event, write a new definition to uprobe_events
88 as below (sets a uprobe at an offset of 0x4245c0 in the executable /bin/bash)::
118 0x00400000. Hence the command to uprobe would be::
184 Output shows us uprobe was triggered for a pid 24842 with ip being 0x446420
/linux/kernel/trace/
H A Dtrace_uprobe.c65 struct uprobe *uprobe; member
1105 struct uprobe *uprobe; in trace_uprobe_enable() local
1108 uprobe = uprobe_register(inode, tu->offset, tu->ref_ctr_offset, &tu->consumer); in trace_uprobe_enable()
1109 if (IS_ERR(uprobe)) in trace_uprobe_enable()
1110 return PTR_ERR(uprobe); in trace_uprobe_enable()
1112 tu->uprobe = uprobe; in trace_uprobe_enable()
1125 if (!tu->uprobe) in __probe_event_disable()
1128 uprobe_unregister_nosync(tu->uprobe, &tu->consumer); in __probe_event_disable()
1130 tu->uprobe = NULL; in __probe_event_disable()
1329 ret = uprobe_apply(tu->uprobe, &tu->consumer, false); in uprobe_perf_close()
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H A Dbpf_trace.c2905 struct uprobe *uprobe; member
2921 struct bpf_uprobe *uprobe; member
2929 uprobe_unregister_nosync(uprobes[i].uprobe, &uprobes[i].consumer); in bpf_uprobe_unregister()
3072 static int uprobe_prog_run(struct bpf_uprobe *uprobe, in uprobe_prog_run() argument
3077 struct bpf_uprobe_multi_link *link = uprobe->link; in uprobe_prog_run()
3084 .uprobe = uprobe, in uprobe_prog_run()
3117 struct bpf_uprobe *uprobe; in uprobe_multi_link_filter() local
3119 uprobe = container_of(con, struct bpf_uprobe, consumer); in uprobe_multi_link_filter()
3120 return uprobe->link->task->mm == mm; in uprobe_multi_link_filter()
3127 struct bpf_uprobe *uprobe; in uprobe_multi_link_handler() local
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/linux/tools/testing/selftests/bpf/prog_tests/
H A Dfill_link_info.c29 /* uprobe attach point */
100 ASSERT_EQ(info.perf_event.uprobe.offset, offset, "uprobe_offset"); in verify_perf_link_info()
101 ASSERT_EQ(info.perf_event.uprobe.ref_ctr_offset, ref_ctr_offset, "uprobe_ref_ctr_offset"); in verify_perf_link_info()
103 ASSERT_EQ(info.perf_event.uprobe.name_len, strlen(UPROBE_FILE) + 1, in verify_perf_link_info()
105 if (!info.perf_event.uprobe.file_name) { in verify_perf_link_info()
106 info.perf_event.uprobe.file_name = ptr_to_u64(&buf); in verify_perf_link_info()
107 info.perf_event.uprobe.name_len = sizeof(buf); in verify_perf_link_info()
111 ASSERT_EQ(info.perf_event.uprobe.cookie, PERF_EVENT_COOKIE, "uprobe_cookie"); in verify_perf_link_info()
113 err = strncmp(u64_to_ptr(info.perf_event.uprobe.file_name), UPROBE_FILE, in verify_perf_link_info()
H A Duprobe_multi_test.c278 skel->links.uprobe = bpf_program__attach_uprobe_multi(skel->progs.uprobe, pid, in __test_attach_api()
280 if (!ASSERT_OK_PTR(skel->links.uprobe, "bpf_program__attach_uprobe_multi")) in __test_attach_api()
575 skel->links.uprobe = bpf_program__attach_uprobe_multi(skel->progs.uprobe, -1, in attach_uprobe_fail_trap()
577 if (!ASSERT_ERR_PTR(skel->links.uprobe, "bpf_program__attach_uprobe_multi")) { in attach_uprobe_fail_trap()
578 bpf_link__destroy(skel->links.uprobe); in attach_uprobe_fail_trap()
579 skel->links.uprobe = NULL; in attach_uprobe_fail_trap()
688 prog_fd = bpf_program__fd(skel->progs.uprobe); in __test_link_api()
H A Dbpf_cookie.c16 /* uprobe attach point */
295 link1 = bpf_program__attach_uprobe_multi(skel->progs.uprobe, -1, in uprobe_multi_attach_api_subtest()
359 /* trigger uprobe && uretprobe */ in uprobe_subtest()
746 if (test__start_subtest("uprobe")) in test_bpf_cookie()
/linux/tools/perf/tests/shell/
H A Dtest_uprobe_from_different_cu.sh19 temp_dir=$(mktemp -d /tmp/perf-uprobe-different-cu-sh.XXXXXXXXXX)
24 if [[ "${temp_dir}" =~ ^/tmp/perf-uprobe-different-cu-sh.*$ ]]; then
/linux/tools/bpf/bpftool/Documentation/
H A Dbpftool-perf.rst59 pid 21800 fd 5: prog_id 9 uprobe filename /home/yhs/a.out offset 1159
69 {"pid":21800,"fd":5,"prog_id":9,"fd_type":"uprobe","filename":"/home/yhs/a.out","offset":1159}]
/linux/tools/testing/selftests/bpf/benchs/
H A Drun_bench_uprobes.sh5 for i in usermode-count syscall-count {uprobe,uretprobe}-{nop,push,ret,nop5}
/linux/tools/testing/selftests/bpf/
H A Duprobe_multi.c19 int __attribute__((weak)) uprobe(void) in uprobe() function
114 (void)uprobe(); in trigger_uprobe()
/linux/tools/testing/selftests/bpf/progs/
H A Duprobe_multi.c84 SEC("uprobe.multi//proc/self/exe:uprobe_multi_func_*") in uprobe_sleep()
85 int uprobe(struct pt_regs *ctx) in uprobe_sleep()
98 SEC("uprobe.multi.s//proc/self/exe:uprobe_multi_func_*") in uprobe_extra()
112 SEC("uprobe.multi//proc/self/exe:uprobe_multi_func_*")
70 int uprobe(struct pt_regs *ctx) uprobe() function
/linux/tools/perf/bench/
H A DBuild21 perf-bench-y += uprobe.o
/linux/tools/perf/util/
H A Dprobe-file.c75 static void print_open_warning(int err, bool uprobe, bool readwrite) in print_open_warning() argument
82 if (print_configure_probe_event(uprobe ? 0 : err, uprobe ? err : 0)) in print_open_warning()
86 tracing_path_mount(), uprobe ? 'u' : 'k', in print_open_warning()
H A Dprobe-event.c907 bool uprobe, struct debuginfo *dinfo) in post_process_probe_trace_events() argument
911 if (uprobe) in post_process_probe_trace_events()
2963 static int __open_probe_file_and_namelist(bool uprobe, in __open_probe_file_and_namelist() argument
2968 fd = probe_file__open(PF_FL_RW | (uprobe ? PF_FL_UPROBE : 0)); in __open_probe_file_and_namelist()
/linux/tools/perf/Documentation/
H A Dperf-bench.txt70 'uprobe'::
71 Benchmark overhead of uprobe + BPF.
H A Dperf-buildid-cache.txt74 used when creating a uprobe for a process that resides in a
H A Dperf-probe.txt135 used when creating a uprobe for a process that resides in a
173 …p name by 'GROUP', if omitted, set 'probe' is used for kprobe and 'probe_<bin>' is used for uprobe.
281 Add a uprobe to a target process running in a different mount namespace
/linux/kernel/
H A Dsys_ni.c396 COND_SYSCALL(uprobe);
/linux/tools/perf/arch/x86/entry/syscalls/
H A Dsyscall_64.tbl348 336 common uprobe sys_uprobe
/linux/kernel/bpf/
H A Dsyscall.c3986 uname = u64_to_user_ptr(info->perf_event.uprobe.file_name); in bpf_perf_link_fill_uprobe()
3987 ulen = info->perf_event.uprobe.name_len; in bpf_perf_link_fill_uprobe()
3997 info->perf_event.uprobe.name_len = ulen; in bpf_perf_link_fill_uprobe()
3998 info->perf_event.uprobe.offset = offset; in bpf_perf_link_fill_uprobe()
3999 info->perf_event.uprobe.cookie = event->bpf_cookie; in bpf_perf_link_fill_uprobe()
4000 info->perf_event.uprobe.ref_ctr_offset = ref_ctr_offset; in bpf_perf_link_fill_uprobe()
/linux/arch/x86/kernel/
H A Duprobes.c804 SYSCALL_DEFINE0(uprobe) in SYSCALL_DEFINE0() argument
/linux/include/uapi/linux/
H A Dbpf.h569 * or uprobe perf event, then the *prog_id* and *fd_type* will
572 * uprobe, the *probe_offset* and *probe_addr* will also be
575 * the tracepoint, kprobe or uprobe.
1780 * filename for uprobe
5367 * When called for kprobe program attached as uprobe it returns
5368 * probe address for both entry and return uprobe.
5373 * Address of the probe for uprobe and return uprobe.
5383 * - kprobe/uprobe;
6820 } uprobe; /* BPF_PERF_EVENT_UPROB
6787 } uprobe; /* BPF_PERF_EVENT_UPROBE, BPF_PERF_EVENT_URETPROBE */ global() member
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