git.kernel.dk Git - linux-2.6-block.git/commit

author	Quentin Perret <qperret@google.com>
	Wed, 18 Dec 2024 19:40:51 +0000 (19:40 +0000)
committer	Marc Zyngier <maz@kernel.org>
	Fri, 20 Dec 2024 09:44:00 +0000 (09:44 +0000)
commit	d0bd3e6570aee42766e7bd884734ae078667ea1e
tree	0f7dcbb8d15fefc1707f8e825275e52c0ff9f931	tree
parent	f7d03fcbf1f482069e9afac55b17de3bd323b8f6	commit \| diff

KVM: arm64: Introduce __pkvm_host_share_guest()

In preparation for handling guest stage-2 mappings at EL2, introduce a
new pKVM hypercall allowing to share pages with non-protected guests.

Tested-by: Fuad Tabba <tabba@google.com>
Reviewed-by: Fuad Tabba <tabba@google.com>
Signed-off-by: Quentin Perret <qperret@google.com>
Link: https://lore.kernel.org/r/20241218194059.3670226-11-qperret@google.com
Signed-off-by: Marc Zyngier <maz@kernel.org>

Linux 6.x block layer and io_uring tree(s)

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arch/arm64/include/asm/kvm_asm.h		diff \| blob \| blame \| history
arch/arm64/include/asm/kvm_host.h		diff \| blob \| blame \| history
arch/arm64/kvm/hyp/include/nvhe/mem_protect.h		diff \| blob \| blame \| history
arch/arm64/kvm/hyp/include/nvhe/memory.h		diff \| blob \| blame \| history
arch/arm64/kvm/hyp/nvhe/hyp-main.c		diff \| blob \| blame \| history
arch/arm64/kvm/hyp/nvhe/mem_protect.c		diff \| blob \| blame \| history
arch/arm64/kvm/hyp/nvhe/pkvm.c		diff \| blob \| blame \| history