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LoongArch: KVM: Implement kvm mmu operations
authorTianrui Zhao <zhaotianrui@loongson.cn>
Mon, 2 Oct 2023 02:01:28 +0000 (10:01 +0800)
committerHuacai Chen <chenhuacai@loongson.cn>
Mon, 2 Oct 2023 02:01:28 +0000 (10:01 +0800)
commit752e2cd7b4fb412f3e008493e0195e357bab9773
treee20c8fc143f54e8d87a40b46d05276269933a45etree | snapshot
parentd7f4ed4b22908077bd219dd172b27b51927aff6dcommit | diff
LoongArch: KVM: Implement kvm mmu operations

Implement LoongArch kvm mmu, it is used to switch gpa to hpa when guest
exit because of address translation exception.

This patch implement: allocating gpa page table, searching gpa from it,
and flushing guest gpa in the table.

Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Tested-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
arch/loongarch/include/asm/kvm_mmu.h [new file with mode: 0644] blob
arch/loongarch/kvm/mmu.c [new file with mode: 0644] blob
ep93xx device tree rework repo: git://git.maquefel.me/linux.git