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authorJames Hogan <james.hogan@imgtec.com>2016-10-07 23:32:13 +0200
committerJames Hogan <james.hogan@imgtec.com>2017-02-03 16:21:02 +0100
commit49ec508e3bd0b11aaf534af0d63e4a17e05594e4 (patch)
treec270f1567e466d6a67d22a76bcca3933b1a27bcb /arch/mips/kvm/mmu.c
parentKVM: MIPS/Emulate: Fix CACHE emulation for EVA hosts (diff)
downloadlinux-49ec508e3bd0b11aaf534af0d63e4a17e05594e4.tar.xz
linux-49ec508e3bd0b11aaf534af0d63e4a17e05594e4.zip
KVM: MIPS/TLB: Drop kvm_local_flush_tlb_all()
Now that KVM no longer uses wired entries we can safely use local_flush_tlb_all() when we need to flush the entire TLB (on the start of a new ASID cycle). This doesn't flush wired entries, which allows other code to use them without KVM clobbering them all the time. It also is more up to date, knowing about the tlbinv architectural feature, flushing of micro TLB on cores where that is necessary (Loongson I believe), and knows to stop the HTW while doing so. Signed-off-by: James Hogan <james.hogan@imgtec.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: "Radim Krčmář" <rkrcmar@redhat.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: linux-mips@linux-mips.org Cc: kvm@vger.kernel.org
Diffstat (limited to 'arch/mips/kvm/mmu.c')
-rw-r--r--arch/mips/kvm/mmu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/kvm/mmu.c b/arch/mips/kvm/mmu.c
index c4e9c65065ea..cf832ea963d8 100644
--- a/arch/mips/kvm/mmu.c
+++ b/arch/mips/kvm/mmu.c
@@ -453,7 +453,7 @@ void kvm_get_new_mmu_context(struct mm_struct *mm, unsigned long cpu,
if (cpu_has_vtag_icache)
flush_icache_all();
- kvm_local_flush_tlb_all(); /* start new asid cycle */
+ local_flush_tlb_all(); /* start new asid cycle */
if (!asid) /* fix version if needed */
asid = asid_first_version(cpu);