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author | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2019-05-28 10:38:59 +0300 |
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committer | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2019-05-28 10:39:08 +0300 |
commit | 4672b1d65fc9b5a5ded911fbebb4853b892d5d89 (patch) | |
tree | 4ddeeb9fd195ce85f0f49525b94c39bdee8b94d9 /arch/arm64/kvm | |
parent | cf57fdc8e42bd88dae1213a2bbe683d4b6c2190b (diff) | |
parent | 14ee642c2ab0a3d8a1ded11fade692d8b77172b9 (diff) | |
download | linux-4672b1d65fc9b5a5ded911fbebb4853b892d5d89.tar.xz |
Merge remote-tracking branch 'drm/drm-next' into drm-misc-next
This picks up rc2 for us as well.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Diffstat (limited to 'arch/arm64/kvm')
-rw-r--r-- | arch/arm64/kvm/hyp/Makefile | 1 | ||||
-rw-r--r-- | arch/arm64/kvm/hyp/switch.c | 39 | ||||
-rw-r--r-- | arch/arm64/kvm/pmu.c | 38 |
3 files changed, 40 insertions, 38 deletions
diff --git a/arch/arm64/kvm/hyp/Makefile b/arch/arm64/kvm/hyp/Makefile index 82d1904328ad..ea710f674cb6 100644 --- a/arch/arm64/kvm/hyp/Makefile +++ b/arch/arm64/kvm/hyp/Makefile @@ -10,6 +10,7 @@ KVM=../../../../virt/kvm obj-$(CONFIG_KVM_ARM_HOST) += $(KVM)/arm/hyp/vgic-v3-sr.o obj-$(CONFIG_KVM_ARM_HOST) += $(KVM)/arm/hyp/timer-sr.o +obj-$(CONFIG_KVM_ARM_HOST) += $(KVM)/arm/hyp/aarch32.o obj-$(CONFIG_KVM_ARM_HOST) += vgic-v2-cpuif-proxy.o obj-$(CONFIG_KVM_ARM_HOST) += sysreg-sr.o diff --git a/arch/arm64/kvm/hyp/switch.c b/arch/arm64/kvm/hyp/switch.c index 22b4c335e0b2..8799e0c267d4 100644 --- a/arch/arm64/kvm/hyp/switch.c +++ b/arch/arm64/kvm/hyp/switch.c @@ -16,6 +16,7 @@ */ #include <linux/arm-smccc.h> +#include <linux/kvm_host.h> #include <linux/types.h> #include <linux/jump_label.h> #include <uapi/linux/psci.h> @@ -505,6 +506,44 @@ static void __hyp_text __set_host_arch_workaround_state(struct kvm_vcpu *vcpu) #endif } +/** + * Disable host events, enable guest events + */ +static bool __hyp_text __pmu_switch_to_guest(struct kvm_cpu_context *host_ctxt) +{ + struct kvm_host_data *host; + struct kvm_pmu_events *pmu; + + host = container_of(host_ctxt, struct kvm_host_data, host_ctxt); + pmu = &host->pmu_events; + + if (pmu->events_host) + write_sysreg(pmu->events_host, pmcntenclr_el0); + + if (pmu->events_guest) + write_sysreg(pmu->events_guest, pmcntenset_el0); + + return (pmu->events_host || pmu->events_guest); +} + +/** + * Disable guest events, enable host events + */ +static void __hyp_text __pmu_switch_to_host(struct kvm_cpu_context *host_ctxt) +{ + struct kvm_host_data *host; + struct kvm_pmu_events *pmu; + + host = container_of(host_ctxt, struct kvm_host_data, host_ctxt); + pmu = &host->pmu_events; + + if (pmu->events_guest) + write_sysreg(pmu->events_guest, pmcntenclr_el0); + + if (pmu->events_host) + write_sysreg(pmu->events_host, pmcntenset_el0); +} + /* Switch to the guest for VHE systems running in EL2 */ int kvm_vcpu_run_vhe(struct kvm_vcpu *vcpu) { diff --git a/arch/arm64/kvm/pmu.c b/arch/arm64/kvm/pmu.c index 3da94a5bb6b7..e71d00bb5271 100644 --- a/arch/arm64/kvm/pmu.c +++ b/arch/arm64/kvm/pmu.c @@ -53,44 +53,6 @@ void kvm_clr_pmu_events(u32 clr) ctx->pmu_events.events_guest &= ~clr; } -/** - * Disable host events, enable guest events - */ -bool __hyp_text __pmu_switch_to_guest(struct kvm_cpu_context *host_ctxt) -{ - struct kvm_host_data *host; - struct kvm_pmu_events *pmu; - - host = container_of(host_ctxt, struct kvm_host_data, host_ctxt); - pmu = &host->pmu_events; - - if (pmu->events_host) - write_sysreg(pmu->events_host, pmcntenclr_el0); - - if (pmu->events_guest) - write_sysreg(pmu->events_guest, pmcntenset_el0); - - return (pmu->events_host || pmu->events_guest); -} - -/** - * Disable guest events, enable host events - */ -void __hyp_text __pmu_switch_to_host(struct kvm_cpu_context *host_ctxt) -{ - struct kvm_host_data *host; - struct kvm_pmu_events *pmu; - - host = container_of(host_ctxt, struct kvm_host_data, host_ctxt); - pmu = &host->pmu_events; - - if (pmu->events_guest) - write_sysreg(pmu->events_guest, pmcntenclr_el0); - - if (pmu->events_host) - write_sysreg(pmu->events_host, pmcntenset_el0); -} - #define PMEVTYPER_READ_CASE(idx) \ case idx: \ return read_sysreg(pmevtyper##idx##_el0) |