Re: [PATCH 18/20] objtool: Add UACCESS validation

From: Peter Zijlstra
Date: Thu Mar 07 2019 - 15:23:38 EST

On Thu, Mar 07, 2019 at 07:48:13PM +0100, Peter Zijlstra wrote:
> Another thing I need to look at is why objtool only found memset_orig
> (from __memset) but not memset_erms, which if I read the code right, is
> a possible alternative there.

Turns out we only look for sibling calls in the original instruction
stream, not in any alternatives; which in general seems like a fair
enough assumption.