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linux/arch/arm/kvm
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James Morse 5f5560b1c5 arm64: KVM: Register CPU notifiers when the kernel runs at HYP 
When the kernel is running at EL2, it doesn't need init_hyp_mode() to
configure page tables for HYP. This function also registers the CPU
hotplug and lower power notifiers that cause HYP to be re-initialised
after the CPU has been reset.

To avoid losing the register state that controls stage2 translation, move
the registering of these notifiers into init_subsystems(), and add a
is_kernel_in_hyp_mode() path to each callback.

Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Acked-by: Christoffer Dall <christoffer.dall@linaro.org>
Fixes: 1e947bad0b ("arm64: KVM: Skip HYP setup when already running in HYP")
Signed-off-by: James Morse <james.morse@arm.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
History 2016-03-31 10:27:28 +02:00
..
hyp ARM: KVM: Use common version of timer-sr.c 2016-02-29 18:34:19 +00:00
arm.c arm64: KVM: Register CPU notifiers when the kernel runs at HYP 2016-03-31 10:27:28 +02:00
coproc.c ARM: KVM: Switch the CP reg search to be a binary search 2016-02-29 18:34:22 +00:00
coproc.h ARM: KVM: Rename struct coproc_reg::is_64 to is_64bit 2016-02-29 18:34:22 +00:00
coproc_a7.c arm/arm64: KVM: Use set/way op trapping to track the state of the caches 2015-01-29 23:24:56 +01:00
coproc_a15.c arm/arm64: KVM: Use set/way op trapping to track the state of the caches 2015-01-29 23:24:56 +01:00
emulate.c ARM: KVM: Move GP registers into the CPU context structure 2016-02-29 18:34:12 +00:00
guest.c One of the largest releases for KVM... Hardly any generic improvement, 2016-03-16 09:55:35 -07:00
handle_exit.c ARM: KVM: Remove handling of ARM_EXCEPTION_DATA/PREF_ABORT 2016-02-29 18:34:15 +00:00
init.S ARM: KVM: Switch to C-based stage2 init 2016-02-29 18:34:14 +00:00
interrupts.S ARM: KVM: Remove the old world switch 2016-02-29 18:34:14 +00:00
Kconfig arm/arm64: KVM : Enable vhost device selection under KVM config menu 2015-10-22 23:01:45 +02:00
Makefile ARM: KVM: Add TLB invalidation code 2016-02-29 18:34:13 +00:00
mmio.c arm/arm64: KVM: Feed initialized memory to MMIO accesses 2016-02-24 11:53:09 +00:00
mmu.c arm64: KVM: Skip HYP setup when already running in HYP 2016-02-29 18:34:16 +00:00
perf.c ARM: KVM: add support for minimal host vs guest profiling 2013-04-28 21:44:01 -07:00
psci.c KVM: Use simple waitqueue for vcpu->wq 2016-02-25 11:27:16 +01:00
reset.c ARM: KVM: Move GP registers into the CPU context structure 2016-02-29 18:34:12 +00:00
trace.h arm/arm64: KVM: Improve kvm_exit tracepoint 2015-10-22 23:01:47 +02:00