On 25.02.25 01:47, Vishal Annapurve wrote:
From: "Kirill A. Shutemov" <[email protected]>

CONFIG_PARAVIRT_XXL is mainly defined/used by XEN PV guests. For
other VM guest types, features supported under CONFIG_PARAVIRT
are self sufficient. CONFIG_PARAVIRT mainly provides support for
TLB flush operations and time related operations.

For TDX guest as well, paravirt calls under CONFIG_PARVIRT meets
most of its requirement except the need of HLT and SAFE_HLT
paravirt calls, which is currently defined under
CONFIG_PARAVIRT_XXL.

Since enabling CONFIG_PARAVIRT_XXL is too bloated for TDX guest
like platforms, move HLT and SAFE_HLT paravirt calls under
CONFIG_PARAVIRT.

Moving HLT and SAFE_HLT paravirt calls are not fatal and should not
break any functionality for current users of CONFIG_PARAVIRT.

Cc: [email protected]
Fixes: bfe6ed0c6727 ("x86/tdx: Add HLT support for TDX guests")
Co-developed-by: Kuppuswamy Sathyanarayanan 
<[email protected]>
Signed-off-by: Kuppuswamy Sathyanarayanan 
<[email protected]>
Signed-off-by: Kirill A. Shutemov <[email protected]>
Reviewed-by: Andi Kleen <[email protected]>
Reviewed-by: Tony Luck <[email protected]>
Signed-off-by: Vishal Annapurve <[email protected]>

Reviewed-by: Juergen Gross <[email protected]>


Juergen

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