[lttng-dev] tracepoint sys_enter and sys_exit

[Francis Giraldeau]

Hi,

If I remember correctly, for x86_64, the file is
arch/x86/kernel/entry_64.S and search for syscall_trace_enter.

Cheers,

Francis

Le 2014-04-03 06:06, zhenyu.ren a écrit :
> Hi,dev
>
>   In lttng-modules-2.3.0/lttng-syscalls.c :
>
>         ret = kabi_2635_tracepoint_probe_register("sys_enter",
>                         (void *) syscall_entry_probe, chan);
>
>        ret = kabi_2635_tracepoint_probe_register("sys_exit",
>                         (void *) __event_probe__exit_syscall,
>
> But where are these two tracepoints (hits) in kernel source code?
>
> Thanks
> zhenyu.ren
>
>
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