Re: x86 fpu: command-line parameters broken post-FPU-rewrite

2015-12-09 Thread Borislav Petkov
On Wed, Dec 09, 2015 at 09:32:10AM +0100, Ingo Molnar wrote: > > * Dave Hansen wrote: > > > Hey Ingo, > > > > We were starting to look at reenabling XSAVES support and tried to use the > > 'noxsave' and 'noxsaves' kernel command-line options. The rewrite moved > > the FPU > > initialization

Re: x86 fpu: command-line parameters broken post-FPU-rewrite

2015-12-09 Thread Ingo Molnar
* Dave Hansen wrote: > Hey Ingo, > > We were starting to look at reenabling XSAVES support and tried to use the > 'noxsave' and 'noxsaves' kernel command-line options. The rewrite moved the > FPU > initialization to before we even are parsing command-line options, even the > early_param()s

x86 fpu: command-line parameters broken post-FPU-rewrite

2015-12-08 Thread Dave Hansen
Hey Ingo, We were starting to look at reenabling XSAVES support and tried to use the 'noxsave' and 'noxsaves' kernel command-line options. The rewrite moved the FPU initialization to before we even are parsing command-line options, even the early_param()s. Do you have any preferences on how it g