linux-kernel - Re: [PATCH 13/20] objtool: Hande function aliases

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20190308195254.GG32494@hirez.programming.kicks-ass.net>
Date:   Fri, 8 Mar 2019 20:52:54 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     Josh Poimboeuf <jpoimboe@...hat.com>
Cc:     torvalds@...ux-foundation.org, tglx@...utronix.de, hpa@...or.com,
        julien.thierry@....com, will.deacon@....com, luto@...capital.net,
        mingo@...nel.org, catalin.marinas@....com, james.morse@....com,
        valentin.schneider@....com, brgerst@...il.com, luto@...nel.org,
        bp@...en8.de, dvlasenk@...hat.com, linux-kernel@...r.kernel.org,
        dvyukov@...gle.com, rostedt@...dmis.org
Subject: Re: [PATCH 13/20] objtool: Hande function aliases

On Fri, Mar 08, 2019 at 01:23:58PM -0600, Josh Poimboeuf wrote:
> 
> On Thu, Mar 07, 2019 at 12:45:24PM +0100, Peter Zijlstra wrote:
> > Function aliases result in different symbols for the same set of
> > instructions; track a canonical symbol so there is a unique point of
> > access.
> > 
> > Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
> 
> s/Hande/Handle/ in $SUBJECT

Whoops :-)

> Also you can clarify why we need to track aliases?

Function attributes (as per that previous patch) and: git grep "alias"
mm/kasan.