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KVM: MIPS: Use lddir/ldpte instructions to lookup gpa_mm.pgd
authorHuacai Chen <chenhc@lemote.com>
Sat, 23 May 2020 07:56:32 +0000 (15:56 +0800)
committerPaolo Bonzini <pbonzini@redhat.com>
Thu, 4 Jun 2020 17:48:55 +0000 (13:48 -0400)
commit8bf31295030e35ef1e9e1b25b02041423f8291d3
treedbefc2afaf820daf1637a4d6b8819cf42834f44ctree | snapshot
parentbf10efbb81bf0c7ae6ebac3320b5b40c323463f3commit | diff
KVM: MIPS: Use lddir/ldpte instructions to lookup gpa_mm.pgd

Loongson-3 can use lddir/ldpte instuctions to accelerate page table
walking, so use them to lookup gpa_mm.pgd.

Reviewed-by: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>
Signed-off-by: Huacai Chen <chenhc@lemote.com>
Co-developed-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Message-Id: <1590220602-3547-6-git-send-email-chenhc@lemote.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/mips/kvm/entry.c diff | blob | history
Domain: System / Kernel;