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authorArnaldo Carvalho de Melo <acme@redhat.com>2019-01-04 15:45:03 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2019-01-04 16:54:49 +0100
commit558517c52c87da91a963708fe589044172470653 (patch)
tree3ab6c01e495ace5fa9d6a28f15dc36dc04dfcd53 /tools
parenttools headers uapi: Sync linux/in.h copy from the kernel sources (diff)
downloadlinux-558517c52c87da91a963708fe589044172470653.tar.xz
linux-558517c52c87da91a963708fe589044172470653.zip
tools headers uapi: Sync linux/kvm.h with the kernel sources
To get the changes from these csets: 2bc39970e932 ("x86/kvm/hyper-v: Introduce KVM_GET_SUPPORTED_HV_CPUID") 2a31b9db1535 ("kvm: introduce manual dirty log reprotect") That results in these new KVM IOCTLs being supported in 'perf trace' when beautifying the cmd ioctl syscall argument: $ cp include/uapi/linux/kvm.h tools/include/uapi/linux/kvm.h $ tools/perf/trace/beauty/kvm_ioctl.sh > after $ diff -u before after --- before 2019-01-04 11:44:23.506605301 -0300 +++ after 2019-01-04 11:44:36.878730583 -0300 @@ -86,6 +86,8 @@ [0xbd] = "HYPERV_EVENTFD", [0xbe] = "GET_NESTED_STATE", [0xbf] = "SET_NESTED_STATE", + [0xc0] = "CLEAR_DIRTY_LOG", + [0xc1] = "GET_SUPPORTED_HV_CPUID", [0xe0] = "CREATE_DEVICE", [0xe1] = "SET_DEVICE_ATTR", [0xe2] = "GET_DEVICE_ATTR", $ At some point we should be able to do something: # perf trace -e ioctl(cmd == KVM_CLEAR_DIRTY_LOG) And have just those ioctls, optionally with callchains, etc. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Vitaly Kuznetsov <vkuznets@redhat.com> Link: https://lkml.kernel.org/n/tip-konm3iigl2os6ritt7d2bori@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/include/uapi/linux/kvm.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/include/uapi/linux/kvm.h b/tools/include/uapi/linux/kvm.h
index 2b7a652c9fa4..6d4ea4b6c922 100644
--- a/tools/include/uapi/linux/kvm.h
+++ b/tools/include/uapi/linux/kvm.h
@@ -492,6 +492,17 @@ struct kvm_dirty_log {
};
};
+/* for KVM_CLEAR_DIRTY_LOG */
+struct kvm_clear_dirty_log {
+ __u32 slot;
+ __u32 num_pages;
+ __u64 first_page;
+ union {
+ void __user *dirty_bitmap; /* one bit per page */
+ __u64 padding2;
+ };
+};
+
/* for KVM_SET_SIGNAL_MASK */
struct kvm_signal_mask {
__u32 len;
@@ -975,6 +986,8 @@ struct kvm_ppc_resize_hpt {
#define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
#define KVM_CAP_EXCEPTION_PAYLOAD 164
#define KVM_CAP_ARM_VM_IPA_SIZE 165
+#define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166
+#define KVM_CAP_HYPERV_CPUID 167
#ifdef KVM_CAP_IRQ_ROUTING
@@ -1421,6 +1434,12 @@ struct kvm_enc_region {
#define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
#define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state)
+/* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT */
+#define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
+
+/* Available with KVM_CAP_HYPERV_CPUID */
+#define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
+
/* Secure Encrypted Virtualization command */
enum sev_cmd_id {
/* Guest initialization commands */