linux-kernel - Re: [PATCH] Revert "dynamic_debug: Remove unnecessary _

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] [day] [month] [year] [list]

Message-ID: <df390f30d2cca58bad013196b443f82e048c528c.camel@perches.com>
Date:   Mon, 11 May 2020 12:56:09 -0700
From:   Joe Perches <joe@...ches.com>
To:     Elliot Berman <eberman@...eaurora.org>,
        Jason Baron <jbaron@...mai.com>
Cc:     Trilok Soni <tsoni@...eaurora.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Murali Nalajala <mnalajal@...eaurora.org>
Subject: Re: [PATCH] Revert "dynamic_debug: Remove unnecessary __used"

On Mon, 2020-05-11 at 12:31 -0700, Elliot Berman wrote:
> On 5/11/2020 11:54 AM, Joe Perches wrote> Change-Id: probably isn't necessary.
> 
> Thanks for the catch
> 
> > Is there a separate mechanism possible to avoid bloating the
> > otherwise unused content?
> 
> This struct is being used in lib/dynamic_debug.c but compiler doesn't know
> about this usage when optimizing the struct/branch away.

I only remember that I removed __used awhile ago
because it _wasn't_ used in some paths.

Maybe that's changed, but I don't know.