diff options
| -rw-r--r-- | include/trace/events/kvm.h | 27 | ||||
| -rw-r--r-- | virt/kvm/kvm_main.c | 2 |
2 files changed, 29 insertions, 0 deletions
diff --git a/include/trace/events/kvm.h b/include/trace/events/kvm.h index fc7d0f8ff078..40b20d682d47 100644 --- a/include/trace/events/kvm.h +++ b/include/trace/events/kvm.h @@ -473,6 +473,33 @@ TRACE_EVENT(kvm_dirty_ring_exit, TP_printk("vcpu %d", __entry->vcpu_id) ); +#ifdef CONFIG_KVM_GENERIC_MEMORY_ATTRIBUTES +/* + * @start: Starting address of guest memory range + * @end: End address of guest memory range + * @attr: The value of the attribute being set. + */ +TRACE_EVENT(kvm_vm_set_mem_attributes, + TP_PROTO(gfn_t start, gfn_t end, unsigned long attr), + TP_ARGS(start, end, attr), + + TP_STRUCT__entry( + __field(gfn_t, start) + __field(gfn_t, end) + __field(unsigned long, attr) + ), + + TP_fast_assign( + __entry->start = start; + __entry->end = end; + __entry->attr = attr; + ), + + TP_printk("%#016llx -- %#016llx [0x%lx]", + __entry->start, __entry->end, __entry->attr) +); +#endif /* CONFIG_KVM_GENERIC_MEMORY_ATTRIBUTES */ + TRACE_EVENT(kvm_unmap_hva_range, TP_PROTO(unsigned long start, unsigned long end), TP_ARGS(start, end), diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index eec82775c5bf..af69b1e24f40 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2558,6 +2558,8 @@ static int kvm_vm_set_mem_attributes(struct kvm *kvm, gfn_t start, gfn_t end, entry = attributes ? xa_mk_value(attributes) : NULL; + trace_kvm_vm_set_mem_attributes(start, end, attributes); + mutex_lock(&kvm->slots_lock); /* Nothing to do if the entire range as the desired attributes. */ |