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authorLinus Torvalds <torvalds@linux-foundation.org>2019-07-20 19:20:27 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2019-07-20 19:20:27 +0200
commit07ab9d5bc53d7fe84047be1d403566123ab9cfaa (patch)
treef6bec8b0dc2480521b21ad3c567439a9535460c4 /kernel
parentMerge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/... (diff)
parentKVM: x86: Add fixed counters to PMU filter (diff)
downloadlinux-07ab9d5bc53d7fe84047be1d403566123ab9cfaa.tar.xz
linux-07ab9d5bc53d7fe84047be1d403566123ab9cfaa.zip
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull more KVM updates from Paolo Bonzini: "Mostly bugfixes, but also: - s390 support for KVM selftests - LAPIC timer offloading to housekeeping CPUs - Extend an s390 optimization for overcommitted hosts to all architectures - Debugging cleanups and improvements" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (25 commits) KVM: x86: Add fixed counters to PMU filter KVM: nVMX: do not use dangling shadow VMCS after guest reset KVM: VMX: dump VMCS on failed entry KVM: x86/vPMU: refine kvm_pmu err msg when event creation failed KVM: s390: Use kvm_vcpu_wake_up in kvm_s390_vcpu_wakeup KVM: Boost vCPUs that are delivering interrupts KVM: selftests: Remove superfluous define from vmx.c KVM: SVM: Fix detection of AMD Errata 1096 KVM: LAPIC: Inject timer interrupt via posted interrupt KVM: LAPIC: Make lapic timer unpinned KVM: x86/vPMU: reset pmc->counter to 0 for pmu fixed_counters KVM: nVMX: Ignore segment base for VMX memory operand when segment not FS or GS kvm: x86: ioapic and apic debug macros cleanup kvm: x86: some tsc debug cleanup kvm: vmx: fix coccinelle warnings x86: kvm: avoid constant-conversion warning x86: kvm: avoid -Wsometimes-uninitized warning KVM: x86: expose AVX512_BF16 feature to guest KVM: selftests: enable pgste option for the linker on s390 KVM: selftests: Move kvm_create_max_vcpus test to generic code ...
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sched/isolation.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/sched/isolation.c b/kernel/sched/isolation.c
index 123ea07a3f3b..ccb28085b114 100644
--- a/kernel/sched/isolation.c
+++ b/kernel/sched/isolation.c
@@ -14,6 +14,12 @@ EXPORT_SYMBOL_GPL(housekeeping_overridden);
static cpumask_var_t housekeeping_mask;
static unsigned int housekeeping_flags;
+bool housekeeping_enabled(enum hk_flags flags)
+{
+ return !!(housekeeping_flags & flags);
+}
+EXPORT_SYMBOL_GPL(housekeeping_enabled);
+
int housekeeping_any_cpu(enum hk_flags flags)
{
if (static_branch_unlikely(&housekeeping_overridden))