Re: [libvirt] [Qemu-devel] [PATCH v4 01/11] tests: Add test case for x86 feature parsing compatibility

On Fri, Sep 30, 2016 at 09:55:33AM +0200, Paolo Bonzini wrote: > > > On 29/09/2016 23:14, Eduardo Habkost wrote: >> + * "-foo" overrides "+foo" >> + * "[+-]foo" overrides "foo=..." > > Is this something that people are actually using? Can we detect it and > deprecate it in 2.8, and drop it in 2.9? We can, but I would like to keep the test cases there in 2.8, at least. I will update the test case to note that this is legacy behavior that we plan to remove in 2.9, and send a separate follow-up patch to detect when people mix both formats.