On Tue, 21 Nov 2017, Andy Lutomirski wrote:
> Currently, the GDT is an ad-hoc array of pages, one per CPU, in the
> fixmap. Generalize it to be an array of a new struct cpu_entry_area
> so that we can cleanly add new things to it.
>
> Signed-off-by: Andy Lutomirski
> +/*
> + * cpu_entry_area i
On Wed, Nov 22, 2017 at 9:32 AM, Borislav Petkov wrote:
> On Wed, Nov 22, 2017 at 09:16:00AM -0800, Andy Lutomirski wrote:
>> Agreed, except that the fixmap enum needs to know
>> sizeof(cpu_entry_area), and I'm really hesitant to add yet another
>> header dependency.
>
> Perhaps a separate asm/cpu
On Wed, Nov 22, 2017 at 09:16:00AM -0800, Andy Lutomirski wrote:
> Agreed, except that the fixmap enum needs to know
> sizeof(cpu_entry_area), and I'm really hesitant to add yet another
> header dependency.
Perhaps a separate asm/cpuarea.h. asm/cpu.h looks small enough but it
has hotplug and other
On Wed, Nov 22, 2017 at 7:33 AM, Borislav Petkov wrote:
> On Tue, Nov 21, 2017 at 08:44:00PM -0800, Andy Lutomirski wrote:
>> Currently, the GDT is an ad-hoc array of pages, one per CPU, in the
>> fixmap. Generalize it to be an array of a new struct cpu_entry_area
>> so that we can cleanly add ne
On Tue, Nov 21, 2017 at 08:44:00PM -0800, Andy Lutomirski wrote:
> Currently, the GDT is an ad-hoc array of pages, one per CPU, in the
> fixmap. Generalize it to be an array of a new struct cpu_entry_area
> so that we can cleanly add new things to it.
>
> Signed-off-by: Andy Lutomirski
> ---
>
Currently, the GDT is an ad-hoc array of pages, one per CPU, in the
fixmap. Generalize it to be an array of a new struct cpu_entry_area
so that we can cleanly add new things to it.
Signed-off-by: Andy Lutomirski
---
arch/x86/include/asm/desc.h | 9 +
arch/x86/include/asm/fixmap.h | 3
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