x86/microcode/intel: Enable staging when available

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With staging support implemented, enable it when the CPU reports the
feature.

  [ bp: Sort in the MSR properly. ]

Signed-off-by: Chang S. Bae <chang.seok.bae@intel.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Chao Gao <chao.gao@intel.com>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Tested-by: Anselm Busse <abusse@amazon.de>
Link: https://lore.kernel.org/20250320234104.8288-1-chang.seok.bae@intel.com

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Chang S. Bae 2025-09-21 15:48:41 -07:00 • committed by Borislav Petkov (AMD)

parent 4ab410287b

commit bffeb2fd0b

2 changed files with 25 additions and 0 deletions

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8

arch/x86/include/asm/msr-index.h

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17

arch/x86/kernel/cpu/microcode/intel.c

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