[SeaBIOS] Re: [PATCH v2] build: use -fcf-protection=none when available

2020-05-14 Thread Kevin O'Connor
On Tue, May 12, 2020 at 12:58:31PM +0200, Christian Ehrhardt wrote: > On Fri, Mar 20, 2020 at 9:38 AM Christian Ehrhardt > wrote: > > > > Some hardened gcc v9 compilers (such as the one in Ubuntu) > > default this option which for seabios leads to emulation errors > > when running in KVM (does not

[SeaBIOS] Re: [PATCH v2] build: use -fcf-protection=none when available

2020-05-12 Thread Christian Ehrhardt
On Fri, Mar 20, 2020 at 9:38 AM Christian Ehrhardt wrote: > > Some hardened gcc v9 compilers (such as the one in Ubuntu) > default this option which for seabios leads to emulation errors > when running in KVM (does not trigger in TCG) on older intel > chips of the Penryn generation (~2006-2008).