From: Michael Olbrich <m.olbrich@pengutronix.de>
To: ptxdist@pengutronix.de
Subject: Re: [ptxdist] [PATCH v2] util-linux-ng: Upgrade from v2.31.1 to v2.32
Date: Mon, 26 Mar 2018 10:50:32 +0200 [thread overview]
Message-ID: <20180326085032.ds67mos5whc6yxwv@pengutronix.de> (raw)
In-Reply-To: <2755496.b514aKUi4T@ada>
Hi,
On Mon, Mar 26, 2018 at 10:07:41AM +0200, Alexander Dahl wrote:
> Am Montag, 26. März 2018, 10:04:03 CEST schrieb Roland Hieber:
> > On 26.03.2018 08:21, Alexander Dahl wrote:
> > > Disable option for compilation with Address Sanitizer.
> >
> > Hmm, why did you disable it? Seems a rather useful feature to me to have
> > by default :)
>
> Two reasons:
>
> * IIRC tools compiled with asan just terminate (and print why) if Address
> Sanitizer detects something. This may not be what you want in production on
> target.
>
> * Other packages also disable that. See mariadb and krb5.
That's because asan has a pretty big overhead. It's a debugging tool not a
hardening feature.
Michael
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prev parent reply other threads:[~2018-03-26 8:50 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-26 6:21 Alexander Dahl
2018-03-26 8:04 ` Roland Hieber
2018-03-26 8:07 ` Alexander Dahl
2018-03-26 8:50 ` Michael Olbrich [this message]
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