Re: [Xen-devel] [PATCH v3 3/7] xen/nospec: Introduce CONFIG_SPECULATIVE_HARDEN_BRANCH

2019-10-25 Thread Jan Beulich
On 23.10.2019 15:58, Andrew Cooper wrote: > Just as with CONFIG_SPECULATIVE_HARDEN_ARRAY, branch hardening should be > configurable at compile time. > > The previous CONFIG_HVM was a consequence of what could be discussed publicly > at the time the patches were submitted, and wasn't actually

Re: [Xen-devel] [PATCH v3 3/7] xen/nospec: Introduce CONFIG_SPECULATIVE_HARDEN_BRANCH

2019-10-23 Thread Jürgen Groß
On 23.10.19 15:58, Andrew Cooper wrote: Just as with CONFIG_SPECULATIVE_HARDEN_ARRAY, branch hardening should be configurable at compile time. The previous CONFIG_HVM was a consequence of what could be discussed publicly at the time the patches were submitted, and wasn't actually correct.