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KVM: introduce KVM_CAP_SET_GUEST_DEBUG2 

This capability will allow the user to know which KVM_GUESTDBG_* bits
are supported.

Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20210401135451.1004564-3-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2021-04-06 10:24:07 -04:00
parent 4020da3b9f
commit 8b13c36493
2 changed files with 4 additions and 0 deletions
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3
Documentation/virt/kvm/api.rst
View File

@ -3357,6 +3357,9 @@ indicating the number of supported registers.
For ppc, the KVM_CAP_PPC_GUEST_DEBUG_SSTEP capability indicates whether
the single-step debug event (KVM_GUESTDBG_SINGLESTEP) is supported.
Also when supported, KVM_CAP_SET_GUEST_DEBUG2 capability indicates the
supported KVM_GUESTDBG_* bits in the control field.
When debug events exit the main run loop with the reason
KVM_EXIT_DEBUG with the kvm_debug_exit_arch part of the kvm_run
structure containing architecture specific debug information.

1
include/uapi/linux/kvm.h
View File

@ -1078,6 +1078,7 @@ struct kvm_ppc_resize_hpt {
#define KVM_CAP_DIRTY_LOG_RING 192
#define KVM_CAP_X86_BUS_LOCK_EXIT 193
#define KVM_CAP_PPC_DAWR1 194
#define KVM_CAP_SET_GUEST_DEBUG2 195
#ifdef KVM_CAP_IRQ_ROUTING