[PATCH v2] Documentation/virt/kvm: Fix TDX whitepaper footnote reference

[Bagas Sanjaya]

Sphinx reports unreferenced footnote warning on TDX docs:

Documentation/virt/kvm/x86/intel-tdx.rst:255: WARNING: Footnote [1] is not referenced. [ref.footnote]

Fix footnote reference to the TDX docs on Intel website to squash away
the warning.

Fixes: 52f52ea79a4c ("Documentation/virt/kvm: Document on Trust Domain Extensions (TDX)")
Reported-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Closes: https://lore.kernel.org/linux-next/20250409131356.48683f58@xxxxxxxxxxxxxxxx/
Reviewed-by: Binbin Wu <binbin.wu@xxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20250410014057.14577-1-bagasdotme@xxxxxxxxx
Signed-off-by: Bagas Sanjaya <bagasdotme@xxxxxxxxx>
---

Changes since v1 [1]:
  - Add Reviewed-by: tag from Binbin Wu

[1]: https://lore.kernel.org/linux-doc/20250410014057.14577-1-bagasdotme@xxxxxxxxx/

 Documentation/virt/kvm/x86/intel-tdx.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/virt/kvm/x86/intel-tdx.rst b/Documentation/virt/kvm/x86/intel-tdx.rst
index de41d4c01e5c68..2ab90131a6402a 100644
--- a/Documentation/virt/kvm/x86/intel-tdx.rst
+++ b/Documentation/virt/kvm/x86/intel-tdx.rst
@@ -11,7 +11,7 @@ host and physical attacks.  A CPU-attested software module called 'the TDX
 module' runs inside a new CPU isolated range to provide the functionalities to
 manage and run protected VMs, a.k.a, TDX guests or TDs.
 
-Please refer to [1] for the whitepaper, specifications and other resources.
+Please refer to [1]_ for the whitepaper, specifications and other resources.
 
 This documentation describes TDX-specific KVM ABIs.  The TDX module needs to be
 initialized before it can be used by KVM to run any TDX guests.  The host

base-commit: 45eb29140e68ffe8e93a5471006858a018480a45
-- 
An old man doll... just what I always wanted! - Clara