Re: the principle of ptrace implementation?

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Hi,

>
> But in essence, there aren several modes of ptracing:
> 1. single stepping. this is done by enabling debug flag (if I remember
> correctly) or replacing next instruction with INT 0x3h
>

I don't get it. INT 3 is a break point setter. Why would we need it for ptrace?

-- 
Vimal

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