linux-kernel - [GIT PULL] x86/mm changes for v6.14

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Message-ID: <Z5yWJyDkAjuuJT5p@gmail.com>
Date: Fri, 31 Jan 2025 10:21:43 +0100
From: Ingo Molnar <mingo@...nel.org>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: linux-kernel@...r.kernel.org, the arch/x86 maintainers <x86@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Rik van Riel <riel@...riel.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: [GIT PULL] x86/mm changes for v6.14

Linus,

Please pull the latest x86/mm Git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-mm-2025-01-31

   # HEAD: aa135d1d0902c49ed45bec98c61c1b4022652b7e x86/mm: Remove unnecessary include of <linux/extable.h>

x86/mm changes for v6.14:

 - The biggest changes are the TLB flushing scalability optimizations,
   to update the mm_cpumask lazily and related changes. This feature
   has both a track record and a continued risk of performance regressions,
   so it was already delayed by a cycle - but it's all 100% perfect now™.
   (Rik van Riel)

 - Also miscellaneous fixes and cleanups. (Gautam Somani,
   Kirill A. Shutemov, Sebastian Andrzej Siewior)

 Thanks,

	Ingo

------------------>
Gautam Somani (1):
      x86/mm/selftests: Fix typo in lam.c

Kirill A. Shutemov (1):
      x86/mtrr: Rename mtrr_overwrite_state() to guest_force_mtrr_state()

Rik van Riel (4):
      x86/mm/tlb: Update mm_cpumask lazily
      x86/mm/tlb: Add tracepoint for TLB flush IPI to stale CPU
      x86/mm/tlb: Also remove local CPU from mm_cpumask if stale
      x86/mm/tlb: Only trim the mm_cpumask once a second

Sebastian Andrzej Siewior (1):
      x86/mm: Remove unnecessary include of <linux/extable.h>


 arch/x86/hyperv/ivm.c              |  2 +-
 arch/x86/include/asm/mmu.h         |  2 ++
 arch/x86/include/asm/mmu_context.h |  1 +
 arch/x86/include/asm/mtrr.h        | 10 +++----
 arch/x86/include/asm/tlbflush.h    |  1 +
 arch/x86/kernel/alternative.c      | 10 +++++--
 arch/x86/kernel/cpu/mtrr/generic.c |  6 ++--
 arch/x86/kernel/cpu/mtrr/mtrr.c    |  2 +-
 arch/x86/kernel/kvm.c              |  2 +-
 arch/x86/mm/fault.c                |  1 -
 arch/x86/mm/tlb.c                  | 59 ++++++++++++++++++++++++++++----------
 arch/x86/xen/enlighten_pv.c        |  4 +--
 include/linux/mm_types.h           |  1 +
 tools/testing/selftests/x86/lam.c  |  2 +-
 14 files changed, 70 insertions(+), 33 deletions(-)