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authorLinus Torvalds <torvalds@linux-foundation.org>2022-01-22 09:40:01 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2022-01-22 09:40:01 +0200
commit636b5284d8fa12cadbaa09bb7efa48473aa804f5 (patch)
tree76432b1f44b6f2d0f1f7f186d09a6d36a3b5b07a /arch/x86/include
parentdc5341f41dc81bd497828e562da135bcff9c876c (diff)
parente2e83a73d7ce66f62c7830a85619542ef59c90e4 (diff)
downloadlinux-636b5284d8fa12cadbaa09bb7efa48473aa804f5.tar.bz2
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull more kvm updates from Paolo Bonzini: "Generic: - selftest compilation fix for non-x86 - KVM: avoid warning on s390 in mark_page_dirty x86: - fix page write-protection bug and improve comments - use binary search to lookup the PMU event filter, add test - enable_pmu module parameter support for Intel CPUs - switch blocked_vcpu_on_cpu_lock to raw spinlock - cleanups of blocked vCPU logic - partially allow KVM_SET_CPUID{,2} after KVM_RUN (5.16 regression) - various small fixes" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (46 commits) docs: kvm: fix WARNINGs from api.rst selftests: kvm/x86: Fix the warning in lib/x86_64/processor.c selftests: kvm/x86: Fix the warning in pmu_event_filter_test.c kvm: selftests: Do not indent with spaces kvm: selftests: sync uapi/linux/kvm.h with Linux header selftests: kvm: add amx_test to .gitignore KVM: SVM: Nullify vcpu_(un)blocking() hooks if AVIC is disabled KVM: SVM: Move svm_hardware_setup() and its helpers below svm_x86_ops KVM: SVM: Drop AVIC's intermediate avic_set_running() helper KVM: VMX: Don't do full kick when handling posted interrupt wakeup KVM: VMX: Fold fallback path into triggering posted IRQ helper KVM: VMX: Pass desired vector instead of bool for triggering posted IRQ KVM: VMX: Don't do full kick when triggering posted interrupt "fails" KVM: SVM: Skip AVIC and IRTE updates when loading blocking vCPU KVM: SVM: Use kvm_vcpu_is_blocking() in AVIC load to handle preemption KVM: SVM: Remove unnecessary APICv/AVIC update in vCPU unblocking path KVM: SVM: Don't bother checking for "running" AVIC when kicking for IPIs KVM: SVM: Signal AVIC doorbell iff vCPU is in guest mode KVM: x86: Remove defunct pre_block/post_block kvm_x86_ops hooks KVM: x86: Unexport LAPIC's switch_to_{hv,sw}_timer() helpers ...
Diffstat (limited to 'arch/x86/include')
-rw-r--r--arch/x86/include/asm/kvm-x86-ops.h3
-rw-r--r--arch/x86/include/asm/kvm_host.h13
2 files changed, 2 insertions, 14 deletions
diff --git a/arch/x86/include/asm/kvm-x86-ops.h b/arch/x86/include/asm/kvm-x86-ops.h
index f658bb4dbb74..631d5040b31e 100644
--- a/arch/x86/include/asm/kvm-x86-ops.h
+++ b/arch/x86/include/asm/kvm-x86-ops.h
@@ -55,6 +55,7 @@ KVM_X86_OP_NULL(tlb_remote_flush)
KVM_X86_OP_NULL(tlb_remote_flush_with_range)
KVM_X86_OP(tlb_flush_gva)
KVM_X86_OP(tlb_flush_guest)
+KVM_X86_OP(vcpu_pre_run)
KVM_X86_OP(run)
KVM_X86_OP_NULL(handle_exit)
KVM_X86_OP_NULL(skip_emulated_instruction)
@@ -98,8 +99,6 @@ KVM_X86_OP(handle_exit_irqoff)
KVM_X86_OP_NULL(request_immediate_exit)
KVM_X86_OP(sched_in)
KVM_X86_OP_NULL(update_cpu_dirty_logging)
-KVM_X86_OP_NULL(pre_block)
-KVM_X86_OP_NULL(post_block)
KVM_X86_OP_NULL(vcpu_blocking)
KVM_X86_OP_NULL(vcpu_unblocking)
KVM_X86_OP_NULL(update_pi_irte)
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 0677b9ea01c9..1384517d7709 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1381,6 +1381,7 @@ struct kvm_x86_ops {
*/
void (*tlb_flush_guest)(struct kvm_vcpu *vcpu);
+ int (*vcpu_pre_run)(struct kvm_vcpu *vcpu);
enum exit_fastpath_completion (*run)(struct kvm_vcpu *vcpu);
int (*handle_exit)(struct kvm_vcpu *vcpu,
enum exit_fastpath_completion exit_fastpath);
@@ -1454,18 +1455,6 @@ struct kvm_x86_ops {
const struct kvm_pmu_ops *pmu_ops;
const struct kvm_x86_nested_ops *nested_ops;
- /*
- * Architecture specific hooks for vCPU blocking due to
- * HLT instruction.
- * Returns for .pre_block():
- * - 0 means continue to block the vCPU.
- * - 1 means we cannot block the vCPU since some event
- * happens during this period, such as, 'ON' bit in
- * posted-interrupts descriptor is set.
- */
- int (*pre_block)(struct kvm_vcpu *vcpu);
- void (*post_block)(struct kvm_vcpu *vcpu);
-
void (*vcpu_blocking)(struct kvm_vcpu *vcpu);
void (*vcpu_unblocking)(struct kvm_vcpu *vcpu);