Function report |
Source Code:kernel\trace\trace_kprobe.c |
Create Date:2022-07-28 12:39:12 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:Internal register function - just handle k*probes and flags
Proto:static int __register_trace_kprobe(struct trace_kprobe *tk)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
struct trace_kprobe * | tk |
489 | If trace_kprobe_is_registered(tk) Then Return -EINVAL |
492 | If within_notrace_func(tk) Then |
493 | pr_warn("Could not probe notrace function %s\n", trace_kprobe_symbol(tk)) |
495 | Return -EINVAL |
505 | If trace_probe_is_enabled( & tp) Then * Indicates various status flags. * Protected by kprobe_mutex after this kprobe is registered. &= ~probe is temporarily disabled |
507 | Else * Indicates various status flags. * Protected by kprobe_mutex after this kprobe is registered. |= probe is temporarily disabled |
510 | If trace_kprobe_is_return(tk) Then ret = register_kretprobe( & Use rp.kp for kprobe use ) |
512 | Else ret = register_kprobe( & kp) |
515 | Return ret |
Name | Describe |
---|---|
append_trace_kprobe | |
register_trace_kprobe | Register a trace_probe and probe_event |
trace_kprobe_module_callback | Module notifier call back, checking event on the module |
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