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x86/mtrr: Replace size_or_mask and size_and_mask with a much easier concept

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[ Upstream commit d053b481a5 ]

Replace size_or_mask and size_and_mask with the much easier concept of
high reserved bits.

While at it, instead of using constants in the MTRR code, use some new

  [ bp:
   - Drop mtrr_set_mask()
   - Unbreak long lines
   - Move struct mtrr_state_type out of the uapi header as it doesn't
     belong there. It also fixes a HDRTEST breakage "unknown type name ‘bool’"
     as Reported-by: kernel test robot <lkp@intel.com>
   - Massage.
  ]

Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20230502120931.20719-3-jgross@suse.com
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Stable-dep-of: a153f254e5 ("x86/xen: Set MTRR state when running as Xen PV initial domain")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Juergen Gross 2023-05-02 14:09:17 +02:00 • committed by Greg Kroah-Hartman
commit a23b0c61b7
6 changed files with 65 additions and 53 deletions
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