Re: [RFC][PATCH 0/2] Syscalls tracing

From: Peter Zijlstra
Date: Sat Mar 07 2009 - 07:15:47 EST


On Sat, 2009-03-07 at 05:52 +0100, Frederic Weisbecker wrote:
> Here is a first attempt, quick one-shot, to provide a syscall tracing
> infrastructure on ftrace.
>
> The RFC prefix is here to reflect its ugliness on various parts.
> The compromise between tracing reliabilty and speed is hard to balance.
> For example I guess the basic and horrid string mask should be dropped in favour
> of something else, which takes care of the volatile strings from the userspace.
>
> But I hope a lot of ideas to make it better will come along this discussion.

Can't you abuse the SYSCALL_DEFINE macros? This current approach looks
like it will replicate the syscall table.



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