lkml.org 
[lkml]   [2021]   [Feb]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH RFC 3/7] kvm: x86: XSAVE state and XFD MSRs context switch
On Sun, Feb 07, 2021 at 10:42:52AM -0500, Jing Liu wrote:
> diff --git a/arch/x86/kernel/fpu/init.c b/arch/x86/kernel/fpu/init.c
> index 7e0c68043ce3..fbb761fc13ec 100644
> --- a/arch/x86/kernel/fpu/init.c
> +++ b/arch/x86/kernel/fpu/init.c
> @@ -145,6 +145,7 @@ EXPORT_SYMBOL_GPL(fpu_kernel_xstate_min_size);
> * can be dynamically expanded to include some states up to this size.
> */
> unsigned int fpu_kernel_xstate_max_size;
> +EXPORT_SYMBOL_GPL(fpu_kernel_xstate_max_size);
>
> /* Get alignment of the TYPE. */
> #define TYPE_ALIGN(TYPE) offsetof(struct { char x; TYPE test; }, test)
> diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c
> index 080f3be9a5e6..9c471a0364e2 100644
> --- a/arch/x86/kernel/fpu/xstate.c
> +++ b/arch/x86/kernel/fpu/xstate.c
> @@ -77,12 +77,14 @@ static struct xfeature_capflag_info xfeature_capflags[] __initdata = {
> * XSAVE buffer, both supervisor and user xstates.
> */
> u64 xfeatures_mask_all __read_mostly;
> +EXPORT_SYMBOL_GPL(xfeatures_mask_all);
>
> /*
> * This represents user xstates, a subset of xfeatures_mask_all, saved in a
> * dynamic kernel XSAVE buffer.
> */
> u64 xfeatures_mask_user_dynamic __read_mostly;
> +EXPORT_SYMBOL_GPL(xfeatures_mask_user_dynamic);
>
> static unsigned int xstate_offsets[XFEATURE_MAX] = { [ 0 ... XFEATURE_MAX - 1] = -1};
> static unsigned int xstate_sizes[XFEATURE_MAX] = { [ 0 ... XFEATURE_MAX - 1] = -1};

Make sure you Cc x86@kernel.org when touching code outside of kvm.

There's this script called scripts/get_maintainer.pl which will tell you who to
Cc. Use it before you send next time please.

Thx.

--
Regards/Gruss,
Boris.

https://people.kernel.org/tglx/notes-about-netiquette

\
 
 \ /
  Last update: 2021-02-07 12:56    [W:0.350 / U:5.496 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site