feat:Add tracepoint prototype #1088
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chiichen
reviewed
Jan 31, 2025
| @@ -68,7 +68,7 @@ lru = "0.12.3" | |||
| rbpf = { path = "crates/rbpf" } | |||
| printf-compat = { version = "0.1.1", default-features = false } | |||
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| static-keys = "=0.6.1" | |||
| static-keys = { git = "https://github.com/Godones/static-keys", branch = "ext" } | |||
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这个在 Dragonos 社区里开仓库维护比较好？或者我看你也在上游仓库有贡献，看能不能合进去？
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这个后面我会尝试合并到上游，这里暂时先用着，因为代码可能还需要改
我在mkdir的实现中插入了一个用例，可以用这个测试测试输出，不过当前的实现比较简单，我是直接输出到屏幕还没有写入到文件中 |
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使用方法:
define_event_trace定义跟踪点名称和回调函数原型，以及默认的打印方法/sys/kernel/debug/tracing/events/进入对应子系统下查看存在的跟踪点echo 1 > enable开启echo 0 > enable关闭/sys/kernel/debug/tracing/trace_pipe获取输出