Re: [9fans] 8l -e

[erik quanstrom <quanstro@quanstro.net>]

> ok. i'm beginning to understand better. is there a specific use case,
> such as the kernel or userland?
>
> i didn't see anything like a tool that could poke nops into the right
> places. i started to write an acid function to put the nops in one
>  named function, and then i realized that the ret can appear several
>  times in one function and i would need to search for and patch them
>  out. but only the *first* ret, not second, e.g.:

this tool was ment for use with the kernel.  there is a devtrace in 9atom's
pc and pcpae kernels that does this.

ron wrote a paper for the first athens, ga iwp9.  i don't remember the year.
2009?

- erik