On 3/13/19 7:40 AM, Paolo Bonzini wrote: > CET requires object files to note which features are supported. The linker
CET = ? > will merge them to the set of features that are supported by all object > files. The compiler creates these notes when the -fcf-protection option > is passed, but we have to blacklist some object files that only support > a subset of the full CET feature set. The next patches will improve the > situation so that QEMU can be built with full protection. > > Signed-off-by: Paolo Bonzini <pbonz...@redhat.com> > --- > configure | 27 +++++++++++++++++++++++++++ > Makefile.target | 3 +++ > util/Makefile.objs | 5 +++++ > 3 files changed, 35 insertions(+) > > @@ -1757,6 +1762,7 @@ disabled with --disable-FEATURE, default is enabled if > available: > lzfse support of lzfse compression library > (for reading lzfse-compressed dmg images) > seccomp seccomp support > + cet Control-flow Enforcement Technology Ah. Still, might be worth mentioning in the commit body as well. -- Eric Blake, Principal Software Engineer Red Hat, Inc. +1-919-301-3226 Virtualization: qemu.org | libvirt.org
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