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linux-stable/arch/arm64/kvm
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Marc Zyngier 452d622279 KVM: arm64: Restore missing ISB on nVHE __tlb_switch_to_guest 
Commit a0e50aa3f4 ("KVM: arm64: Factor out stage 2 page table
data from struct kvm") dropped the ISB after __load_guest_stage2(),
only leaving the one that is required when the speculative AT
workaround is in effect.

As Andrew points it: "This alternative is 'backwards' to avoid a
double ISB as there is one in __load_guest_stage2 when the workaround
is active."

Restore the missing ISB, conditionned on the AT workaround not being
active.

Fixes: a0e50aa3f4 ("KVM: arm64: Factor out stage 2 page table data from struct kvm")
Reported-by: Andrew Scull <ascull@google.com>
Reported-by: Thomas Tai <thomas.tai@oracle.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
2020-10-01 09:53:45 +01:00
..
hyp KVM: arm64: Restore missing ISB on nVHE __tlb_switch_to_guest 2020-10-01 09:53:45 +01:00
vgic KVM/arm64 updates for Linux 5.9: 2020-08-09 12:58:23 -04:00
aarch32.c KVM: arm64: Synchronize sysreg state on injecting an AArch32 exception 2020-06-10 16:04:08 +01:00
arch_timer.c KVM: arm64: timers: Move timer registers to the sys_regs file 2020-07-07 09:28:38 +01:00
arm.c arm64/x86: KVM: Introduce steal-time cap 2020-08-21 14:05:19 +01:00
debug.c KVM: arm64: Write arch.mdcr_el2 changes since last vcpu_load on VHE 2020-01-22 18:38:04 +00:00
fpsimd.c KVM: arm64: Make struct kvm_regs userspace-only 2020-07-07 09:28:38 +01:00
guest.c KVM: arm64: Move SPSR_EL1 to the system register array 2020-07-07 09:28:38 +01:00
handle_exit.c KVM/arm64 updates for Linux 5.9: 2020-08-09 12:58:23 -04:00
hyp.S arm64: kvm: Annotate assembly using modern annoations 2020-03-09 17:35:29 +00:00
hypercalls.c KVM: arm64: Move virt/kvm/arm to arch/arm64 2020-05-16 15:03:59 +01:00
inject_fault.c KVM: arm64: Move ELR_EL1 to the system register array 2020-07-07 09:28:38 +01:00
irq.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 422 2019-06-05 17:37:15 +02:00
Kconfig KVM: arm64: Substitute RANDOMIZE_BASE for HARDEN_EL2_VECTORS 2020-07-28 10:41:11 +01:00
Makefile Merge branch 'kvm-arm64/target-table-no-more' into kvmarm-master/next-WIP 2020-07-28 16:10:32 +01:00
mmio.c KVM/arm64 updates for Linux 5.9: 2020-08-09 12:58:23 -04:00
mmu.c KVM: arm64: Assume write fault on S1PTW permission fault on instruction fetch 2020-09-18 18:01:48 +01:00
perf.c KVM: arm64: Move virt/kvm/arm to arch/arm64 2020-05-16 15:03:59 +01:00
pmu-emul.c KVM: arm64: Move virt/kvm/arm to arch/arm64 2020-05-16 15:03:59 +01:00
pmu.c KVM: arm64: PMU: Fix per-CPU access in preemptible context 2020-07-06 11:47:02 +01:00
psci.c KVM: Fix spelling in code comments 2020-05-16 15:05:01 +01:00
pvtime.c arm64/x86: KVM: Introduce steal-time cap 2020-08-21 14:05:19 +01:00
regmap.c KVM: arm64: Move SPSR_EL1 to the system register array 2020-07-07 09:28:38 +01:00
reset.c KVM/arm64 updates for Linux 5.9: 2020-08-09 12:58:23 -04:00
sys_regs.c KVM/arm64 updates for Linux 5.9: 2020-08-09 12:58:23 -04:00
sys_regs.h KVM: arm64: Remove the target table 2020-07-05 18:20:45 +01:00
trace.h KVM: arm64: Move virt/kvm/arm to arch/arm64 2020-05-16 15:03:59 +01:00
trace_arm.h KVM: arm64: Fix address truncation in traces 2020-09-04 10:53:48 +01:00
trace_handle_exit.h KVM: arm64: Fix address truncation in traces 2020-09-04 10:53:48 +01:00
va_layout.c KVM: arm64: Make nVHE ASLR conditional on RANDOMIZE_BASE 2020-07-28 10:41:11 +01:00
vgic-sys-reg-v3.c KVM: arm64: Move virt/kvm/arm to arch/arm64 2020-05-16 15:03:59 +01:00