On 2018-11-19 18:27:43 [+0100], Borislav Petkov wrote: > On Mon, Nov 19, 2018 at 06:11:29PM +0100, Sebastian Andrzej Siewior wrote: > > On 2018-11-19 09:02:45 [-0800], Dave Hansen wrote: > > > On 11/19/18 8:04 AM, Sebastian Andrzej Siewior wrote: > > > > v1…v2: A more verbose commit as message. > > > > > > I was really hoping for code comments. :) > > > > I though we agreed to make those in the larger series because those > > comments in __fpu__restore_sig() would be removed anyway (as part of the > > series). > > Also, over local_bh_disable() does not really fit as this is generic > code and Sebastian said ARM does the whole thing a bit differently, for > one. > > We probably should put that comment somewhere prominent in > arch/x86/kernel/fpu/core.c or similar - somewhere people poking at FPU > stuff will see it.
I though about __fpregs_changes_begin() in the last patch of the commit: https://git.kernel.org/pub/scm/linux/kernel/git/bigeasy/staging.git/commit/?h=x86_fpu_rtu_v4 Sebastian