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| author | Xi Ruoyao <xry111@xry111.site> | 2024-05-22 10:06:24 +0800 |
|---|---|---|
| committer | Dave Hansen <dave.hansen@linux.intel.com> | 2024-10-02 10:59:07 -0700 |
| commit | f24f669d03f884a6ef95cca84317d0f329e93961 (patch) | |
| tree | c1364d698939fb131c919bea02e5655639b45824 /drivers/cpufreq | |
| parent | 9852d85ec9d492ebef56dc5f229416c925758edc (diff) | |
| download | linux-f24f669d03f884a6ef95cca84317d0f329e93961.tar.gz linux-f24f669d03f884a6ef95cca84317d0f329e93961.tar.bz2 linux-f24f669d03f884a6ef95cca84317d0f329e93961.zip | |
x86/mm: Don't disable PCID when INVLPG has been fixed by microcode
Per the "Processor Specification Update" documentations referred by
the intel-microcode-20240312 release note, this microcode release has
fixed the issue for all affected models.
So don't disable PCID if the microcode is new enough. The precise
minimum microcode revision fixing the issue was provided by Pawan
Intel.
[ dhansen: comment and changelog tweaks ]
Signed-off-by: Xi Ruoyao <xry111@xry111.site>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Acked-by: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
Link: https://lore.kernel.org/all/168436059559.404.13934972543631851306.tip-bot2@tip-bot2/
Link: https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/releases/tag/microcode-20240312
Link: https://cdrdv2.intel.com/v1/dl/getContent/740518 # RPL042, rev. 13
Link: https://cdrdv2.intel.com/v1/dl/getContent/682436 # ADL063, rev. 24
Link: https://lore.kernel.org/all/20240325231300.qrltbzf6twm43ftb@desk/
Link: https://lore.kernel.org/all/20240522020625.69418-1-xry111%40xry111.site
Diffstat (limited to 'drivers/cpufreq')
0 files changed, 0 insertions, 0 deletions