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(parent: 4ab4102) | patch
x86/microcode/intel: Enable staging when available
authorChang S. Bae <chang.seok.bae@intel.com>
Sun, 21 Sep 2025 22:48:41 +0000 (15:48 -0700)
committerBorislav Petkov (AMD) <bp@alien8.de>
Wed, 15 Oct 2025 14:47:50 +0000 (16:47 +0200)
commitbffeb2fd0b9c99d8af348da88335bff408c63882
treed36147bc1f43fc0d91100f109da1721f7c7e3486tree | snapshot
parent4ab410287bfd33e64073d8003b439da10356769dcommit | diff
x86/microcode/intel: Enable staging when available

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
arch/x86/include/asm/msr-index.h diff | blob | blame | history
arch/x86/kernel/cpu/microcode/intel.c diff | blob | blame | history
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