Re: [PATCH 2/3] Kprobes: Define retval helper

From: Andi Kleen
Date: Wed Aug 09 2006 - 00:35:47 EST

Christoph Hellwig <hch@xxxxxxxxxxxxx> writes:

> On Mon, Aug 07, 2006 at 05:30:24PM +0530, Ananth N Mavinakayanahalli wrote:
> > From: Ananth N Mavinakayanahalli <ananth@xxxxxxxxxx>
> >
> > Add the KPROBE_RETVAL macro to help extract the return value on
> > different architectures, while using function-return probes.
> Good idea. You should add parentheses around regs, otherwise the C
> preprocessor might bite users. Also the shouting name is quite ugly.
> In fact it should probably go to asm/system.h or similar

The other macros like this (instruction_pointer etc) are in asm/ptrace.h

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