[yocto] Using prelink in Thud and subsequent

[Matt Hoosier]

Okay, fair enough. There's a lot of mechanical configuration in poky,conf
that would be nice to not to maintain a copy of, but that's fine.

On Fri, Jan 4, 2019 at 9:52 AM Burton, Ross <ross.burton at intel.com> wrote:

> Don't use Poky?  Your own distro configuration doesn't have to include
> security_flags.inc.
>
> Ross
>
> On Fri, 4 Jan 2019 at 15:50, Matt Hoosier <matt.hoosier at gmail.com> wrote:
> >
> > Hi all,
> >
> > With the following change, position-independent executables became the
> default in Poky:
> >
> > commit 491082c56ce34f3fd644f8d4457ccd52af951087
> > Author: Khem Raj <raj.khem at gmail.com>
> > Date:   Fri Jul 27 19:46:14 2018 -0700
> >
> >     poky.conf: Enable security flags+pie by defaultEnable security
> flags+pie by
> >
> >     This has been an opt-in for so long, some distributions e.g.
> >     poky-lsb uses it by default however, since most of linux
> >     distros have started to default to these settings for security
> >     enhancements, time has come for OE to make it default too
> >
> > This carries the consequence that prelinking no longer really works.
> What's the recommendation for users that want to keep applying whole-system
> prelink optimizations (that is, image-prelink.bbclass)? Manually resetting
> SECURITY_CFLAGS to the empty string after including poky.conf will come
> close to undoing the effect of security_flags.inc, but there are a few
> places its effects will still leak out.
> >
> > -Matt
> > --
> > _______________________________________________
> > yocto mailing list
> > yocto at yoctoproject.org
> > https://lists.yoctoproject.org/listinfo/yocto
>
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