[GIT PULL] KVM/arm64 fixes for 5.15, take #2
From: Marc Zyngier <maz@kernel.org>
Date: 2021-10-15 09:11:58
Hi Paolo,
Another couple of fixes for KVM/arm64: a fix for a stage-2 refcounting
issue, and an error handling howler affecting MTE, all thanks to Quentin.
Please pull,
M.
The following changes since commit e840f42a49925707fca90e6c7a4095118fdb8c4d:
KVM: arm64: Fix PMU probe ordering (2021-09-20 12:43:34 +0100)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-5.15-2
for you to fetch changes up to 6e6a8ef088e1222cb1250942f51ad9c1ab219ab2:
KVM: arm64: Release mmap_lock when using VM_SHARED with MTE (2021-10-05 13:22:45 +0100)
----------------------------------------------------------------
KVM/arm64 fixes for 5.15, take #2
- Properly refcount pages used as a concatenated stage-2 PGD
- Fix missing unlock when detecting the use of MTE+VM_SHARED
----------------------------------------------------------------
Quentin Perret (3):
KVM: arm64: Fix host stage-2 PGD refcount
KVM: arm64: Report corrupted refcount at EL2
KVM: arm64: Release mmap_lock when using VM_SHARED with MTE
arch/arm64/kvm/hyp/include/nvhe/gfp.h | 1 +
arch/arm64/kvm/hyp/nvhe/mem_protect.c | 13 ++++++++++++-
arch/arm64/kvm/hyp/nvhe/page_alloc.c | 15 +++++++++++++++
arch/arm64/kvm/mmu.c | 6 ++++--
4 files changed, 32 insertions(+), 3 deletions(-)
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