Linus Torvalds bef91c28f2 Merge tag 'x86_cpu_for_v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 cpu feature updates from Borislav Petkov:

 - Add synthetic X86_FEATURE flags for the different AMD Zen generations
   and use them everywhere instead of ad-hoc family/model checks. Drop
   an ancient AMD errata checking facility as a result

 - Fix a fragile initcall ordering in intel_epb

 - Do not issue the MFENCE+LFENCE barrier for the TSC deadline and
   X2APIC MSRs on AMD as it is not needed there

* tag 'x86_cpu_for_v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/CPU/AMD: Add X86_FEATURE_ZEN1
  x86/CPU/AMD: Drop now unused CPU erratum checking function
  x86/CPU/AMD: Get rid of amd_erratum_1485[]
  x86/CPU/AMD: Get rid of amd_erratum_400[]
  x86/CPU/AMD: Get rid of amd_erratum_383[]
  x86/CPU/AMD: Get rid of amd_erratum_1054[]
  x86/CPU/AMD: Move the DIV0 bug detection to the Zen1 init function
  x86/CPU/AMD: Move Zenbleed check to the Zen2 init function
  x86/CPU/AMD: Rename init_amd_zn() to init_amd_zen_common()
  x86/CPU/AMD: Call the spectral chicken in the Zen2 init function
  x86/CPU/AMD: Move erratum 1076 fix into the Zen1 init function
  x86/CPU/AMD: Move the Zen3 BTC_NO detection to the Zen3 init function
  x86/CPU/AMD: Carve out the erratum 1386 fix
  x86/CPU/AMD: Add ZenX generations flags
  x86/cpu/intel_epb: Don't rely on link order
  x86/barrier: Do not serialize MSR accesses on AMD
2024-01-08 15:45:31 -08:00
2024-01-07 12:18:38 -08:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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