Re: [PATCH] x86/paravirt: Remove 'noreplace-paravirt' cmdline option

2018-01-30 Thread Juergen Gross
On 31/01/18 05:13, Josh Poimboeuf wrote: > The 'noreplace-paravirt' option disables paravirt patching, leaving the > original pv indirect calls in place. > > That's highly incompatible with retpolines, unless we want to uglify > paravirt even further and convert the paravirt calls to retpolines. >

[PATCH] x86/paravirt: Remove 'noreplace-paravirt' cmdline option

2018-01-30 Thread Josh Poimboeuf
The 'noreplace-paravirt' option disables paravirt patching, leaving the original pv indirect calls in place. That's highly incompatible with retpolines, unless we want to uglify paravirt even further and convert the paravirt calls to retpolines. As far as I can tell, the option doesn't seem to be