/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2026, Microsoft Corporation. * * Tracepoint declarations for mshv driver. */ #undef TRACE_SYSTEM #define TRACE_SYSTEM mshv #if !defined(__MSHV_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) #define _MSHV_TRACE_H_ #include #include #undef TRACE_INCLUDE_PATH #define TRACE_INCLUDE_PATH ../../drivers/hv #undef TRACE_INCLUDE_FILE #define TRACE_INCLUDE_FILE mshv_trace TRACE_EVENT(mshv_create_partition, TP_PROTO(u64 partition_id, int vm_fd), TP_ARGS(partition_id, vm_fd), TP_STRUCT__entry( __field(u64, partition_id) __field(int, vm_fd) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vm_fd = vm_fd; ), TP_printk("partition_id=%llu vm_fd=%d", __entry->partition_id, __entry->vm_fd ) ); TRACE_EVENT(mshv_hvcall_create_partition, TP_PROTO(u64 flags, s64 partition_id), TP_ARGS(flags, partition_id), TP_STRUCT__entry( __field(u64, flags) __field(s64, partition_id) ), TP_fast_assign( __entry->flags = flags; __entry->partition_id = partition_id; ), TP_printk("flags=%#llx partition_id=%lld", __entry->flags, __entry->partition_id ) ); TRACE_EVENT(mshv_hvcall_initialize_partition, TP_PROTO(u64 partition_id, u64 status), TP_ARGS(partition_id, status), TP_STRUCT__entry( __field(u64, partition_id) __field(u64, status) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->status = status; ), TP_printk("partition_id=%llu status=%#llx", __entry->partition_id, __entry->status ) ); TRACE_EVENT(mshv_partition_release, TP_PROTO(u64 partition_id), TP_ARGS(partition_id), TP_STRUCT__entry( __field(u64, partition_id) ), TP_fast_assign( __entry->partition_id = partition_id; ), TP_printk("partition_id=%llu", __entry->partition_id ) ); TRACE_EVENT(mshv_destroy_partition, TP_PROTO(u64 partition_id), TP_ARGS(partition_id), TP_STRUCT__entry( __field(u64, partition_id) ), TP_fast_assign( __entry->partition_id = partition_id; ), TP_printk("partition_id=%llu", __entry->partition_id ) ); TRACE_EVENT(mshv_hvcall_finalize_partition, TP_PROTO(u64 partition_id, u64 status), TP_ARGS(partition_id, status), TP_STRUCT__entry( __field(u64, partition_id) __field(u64, status) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->status = status; ), TP_printk("partition_id=%llu status=%#llx ", __entry->partition_id, __entry->status ) ); TRACE_EVENT(mshv_hvcall_withdraw_memory, TP_PROTO(u64 partition_id, u64 withdrawn, u64 status), TP_ARGS(partition_id, withdrawn, status), TP_STRUCT__entry( __field(u64, partition_id) __field(u64, withdrawn) __field(u64, status) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->withdrawn = withdrawn; __entry->status = status; ), TP_printk("partition_id=%llu withdrawn=%llu status=%#llx", __entry->partition_id, __entry->withdrawn, __entry->status ) ); TRACE_EVENT(mshv_hvcall_delete_partition, TP_PROTO(u64 partition_id, u64 status), TP_ARGS(partition_id, status), TP_STRUCT__entry( __field(u64, partition_id) __field(u64, status) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->status = status; ), TP_printk("partition_id=%llu status=%#llx", __entry->partition_id, __entry->status ) ); TRACE_EVENT(mshv_create_vp, TP_PROTO(u64 partition_id, u32 vp_index, long vp_fd), TP_ARGS(partition_id, vp_index, vp_fd), TP_STRUCT__entry( __field(u64, partition_id) __field(u32, vp_index) __field(long, vp_fd) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vp_index = vp_index; __entry->vp_fd = vp_fd; ), TP_printk("partition_id=%llu vp_index=%u vp_fd=%ld", __entry->partition_id, __entry->vp_index, __entry->vp_fd ) ); TRACE_EVENT(mshv_hvcall_map_vp_state_page, TP_PROTO(u64 partition_id, u32 vp_index, u32 page_type, u64 status), TP_ARGS(partition_id, vp_index, page_type, status), TP_STRUCT__entry( __field(u64, partition_id) __field(u32, vp_index) __field(u32, page_type) __field(u64, status) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vp_index = vp_index; __entry->page_type = page_type; __entry->status = status; ), TP_printk("partition_id=%llu vp_index=%u page_type=%u status=%#llx", __entry->partition_id, __entry->vp_index, __entry->page_type, __entry->status ) ); TRACE_EVENT(mshv_drain_vp_signals, TP_PROTO(u64 partition_id, u32 vp_index), TP_ARGS(partition_id, vp_index), TP_STRUCT__entry( __field(u64, partition_id) __field(u32, vp_index) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vp_index = vp_index; ), TP_printk("partition_id=%llu vp_index=%u", __entry->partition_id, __entry->vp_index ) ); TRACE_EVENT(mshv_disable_vp_dispatch, TP_PROTO(u64 partition_id, u32 vp_index, int ret), TP_ARGS(partition_id, vp_index, ret), TP_STRUCT__entry( __field(u64, partition_id) __field(u32, vp_index) __field(int, ret) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vp_index = vp_index; __entry->ret = ret; ), TP_printk("partition_id=%llu vp_index=%u ret=%d", __entry->partition_id, __entry->vp_index, __entry->ret ) ); TRACE_EVENT(mshv_vp_release, TP_PROTO(u64 partition_id, u32 vp_index), TP_ARGS(partition_id, vp_index), TP_STRUCT__entry( __field(u64, partition_id) __field(u32, vp_index) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vp_index = vp_index; ), TP_printk("partition_id=%llu vp_index=%u", __entry->partition_id, __entry->vp_index ) ); TRACE_EVENT(mshv_run_vp_entry, TP_PROTO(u64 partition_id, u32 vp_index), TP_ARGS(partition_id, vp_index), TP_STRUCT__entry( __field(u64, partition_id) __field(u32, vp_index) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vp_index = vp_index; ), TP_printk("partition_id=%llu vp_index=%u", __entry->partition_id, __entry->vp_index ) ); TRACE_EVENT(mshv_run_vp_exit, TP_PROTO(u64 partition_id, u32 vp_index, u64 hv_message_type, long ret), TP_ARGS(partition_id, vp_index, hv_message_type, ret), TP_STRUCT__entry( __field(u64, partition_id) __field(u32, vp_index) __field(u64, hv_message_type) __field(long, ret) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vp_index = vp_index; __entry->hv_message_type = hv_message_type; __entry->ret = ret; ), TP_printk("partition_id=%llu vp_index=%u hv_message_type=%#llx ret=%ld", __entry->partition_id, __entry->vp_index, __entry->hv_message_type, __entry->ret ) ); TRACE_EVENT(mshv_vp_clear_explicit_suspend, TP_PROTO(u64 partition_id, u32 vp_index, int ret), TP_ARGS(partition_id, vp_index, ret), TP_STRUCT__entry( __field(u64, partition_id) __field(u32, vp_index) __field(int, ret) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vp_index = vp_index; __entry->ret = ret; ), TP_printk("partition_id=%llu vp_index=%u ret=%d", __entry->partition_id, __entry->vp_index, __entry->ret ) ); TRACE_EVENT(mshv_xfer_to_guest_mode_work, TP_PROTO(u64 partition_id, u32 vp_index, unsigned long thread_info_flag, long ret), TP_ARGS(partition_id, vp_index, thread_info_flag, ret), TP_STRUCT__entry( __field(u64, partition_id) __field(u32, vp_index) __field(unsigned long, thread_info_flag) __field(long, ret) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vp_index = vp_index; __entry->thread_info_flag = thread_info_flag; __entry->ret = ret; ), TP_printk("partition_id=%llu vp_index=%u thread_info_flag=%#lx ret=%ld", __entry->partition_id, __entry->vp_index, __entry->thread_info_flag, __entry->ret ) ); TRACE_EVENT(mshv_hvcall_dispatch_vp, TP_PROTO(u64 partition_id, u32 vp_index, u32 flags, u32 dispatch_state, u32 dispatch_event, u64 irq_vectors, u64 status), TP_ARGS(partition_id, vp_index, flags, dispatch_state, dispatch_event, irq_vectors, status), TP_STRUCT__entry( __field(u64, partition_id) __field(u32, vp_index) __field(u32, flags) __field(u32, dispatch_state) __field(u32, dispatch_event) __field(u64, irq_vectors) __field(u64, status) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vp_index = vp_index; __entry->flags = flags; __entry->dispatch_state = dispatch_state; __entry->dispatch_event = dispatch_event; __entry->irq_vectors = irq_vectors; __entry->status = status; ), TP_printk("partition_id=%llu vp_index=%u flags=%#x dispatch_state=%#x dispatch_event=%#x irq_vectors=%#016llx status=%#llx", __entry->partition_id, __entry->vp_index, __entry->flags, __entry->dispatch_state, __entry->dispatch_event, __entry->irq_vectors, __entry->status ) ); TRACE_EVENT(mshv_update_routing_table, TP_PROTO(u64 partition_id, void *old, void *new, u32 numents), TP_ARGS(partition_id, old, new, numents), TP_STRUCT__entry( __field(u64, partition_id) __field(struct mshv_girq_routing_table *, old) __field(struct mshv_girq_routing_table *, new) __field(u32, numents) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->old = old; __entry->new = new; __entry->numents = numents; ), TP_printk("partition_id=%llu old=%p new=%p numents=%u", __entry->partition_id, __entry->old, __entry->new, __entry->numents ) ); TRACE_EVENT(mshv_map_user_memory, TP_PROTO(u64 partition_id, u64 start_uaddr, u64 start_gfn, u64 nr_pages, u32 map_flags, long ret), TP_ARGS(partition_id, start_uaddr, start_gfn, nr_pages, map_flags, ret), TP_STRUCT__entry( __field(u64, partition_id) __field(u64, start_uaddr) __field(u64, start_gfn) __field(u64, nr_pages) __field(u32, map_flags) __field(long, ret) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->start_uaddr = start_uaddr; __entry->start_gfn = start_gfn; __entry->nr_pages = nr_pages; __entry->map_flags = map_flags; __entry->ret = ret; ), TP_printk("partition_id=%llu start_uaddr=%#llx start_gfn=%#llx nr_pages=%llu map_flags=%#x ret=%ld", __entry->partition_id, __entry->start_uaddr, __entry->start_gfn, __entry->nr_pages, __entry->map_flags, __entry->ret ) ); TRACE_EVENT(mshv_assign_ioeventfd, TP_PROTO(u64 partition_id, u64 addr, u64 length, u64 datamatch, bool wildcard, void *eventfd, int ret), TP_ARGS(partition_id, addr, length, datamatch, wildcard, eventfd, ret), TP_STRUCT__entry( __field(u64, partition_id) __field(u64, addr) __field(u64, length) __field(u64, datamatch) __field(bool, wildcard) __field(struct eventfd_ctx *, eventfd) __field(int, ret) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->addr = addr; __entry->length = length; __entry->datamatch = datamatch; __entry->wildcard = wildcard; __entry->eventfd = eventfd; __entry->ret = ret; ), TP_printk("partition_id=%llu addr=%#016llx length=%#llx datamatch=%#llx wildcard=%d eventfd=%p ret=%d", __entry->partition_id, __entry->addr, __entry->length, __entry->datamatch, __entry->wildcard, __entry->eventfd, __entry->ret ) ); TRACE_EVENT(mshv_deassign_ioeventfd, TP_PROTO(u64 partition_id, u64 addr, u64 length, u64 datamatch, bool wildcard, void *eventfd), TP_ARGS(partition_id, addr, length, datamatch, wildcard, eventfd), TP_STRUCT__entry( __field(u64, partition_id) __field(u64, addr) __field(u64, length) __field(u64, datamatch) __field(bool, wildcard) __field(struct eventfd_ctx *, eventfd) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->addr = addr; __entry->length = length; __entry->datamatch = datamatch; __entry->wildcard = wildcard; __entry->eventfd = eventfd; ), TP_printk("partition_id=%llu addr=%#016llx length=%#llx datamatch=%#llx wildcard=%d eventfd=%p", __entry->partition_id, __entry->addr, __entry->length, __entry->datamatch, __entry->wildcard, __entry->eventfd ) ); TRACE_EVENT(mshv_vp_wait_for_hv_kick, TP_PROTO(u64 partition_id, u32 vp_index, bool kicked_by_hv, bool blocked, bool irq_pending), TP_ARGS(partition_id, vp_index, kicked_by_hv, blocked, irq_pending), TP_STRUCT__entry( __field(u64, partition_id) __field(u32, vp_index) __field(bool, kicked_by_hv) __field(bool, blocked) __field(bool, irq_pending) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vp_index = vp_index; __entry->kicked_by_hv = kicked_by_hv; __entry->blocked = blocked; __entry->irq_pending = irq_pending; ), TP_printk("partition_id=%llu vp_index=%u kicked_by_hv=%d blocked=%d irq_pending=%d", __entry->partition_id, __entry->vp_index, __entry->kicked_by_hv, __entry->blocked, __entry->irq_pending ) ); TRACE_EVENT(mshv_handle_gpa_intercept, TP_PROTO(u64 partition_id, u32 vp_index, u64 gfn, u8 access_type, bool handled), TP_ARGS(partition_id, vp_index, gfn, access_type, handled), TP_STRUCT__entry( __field(u64, partition_id) __field(u32, vp_index) __field(u64, gfn) __field(u8, access_type) __field(bool, handled) ), TP_fast_assign( __entry->partition_id = partition_id; __entry->vp_index = vp_index; __entry->gfn = gfn; __entry->access_type = access_type == HV_INTERCEPT_ACCESS_READ ? 'R' : (access_type == HV_INTERCEPT_ACCESS_WRITE ? 'W' : (access_type == HV_INTERCEPT_ACCESS_EXECUTE ? 'X' : '?')); __entry->handled = handled; ), TP_printk("partition_id=%llu vp_index=%u gfn=0x%llx access_type=%c handled=%d", __entry->partition_id, __entry->vp_index, __entry->gfn, __entry->access_type, __entry->handled ) ); #endif /* _MSHV_TRACE_H_ */ /* This part must be outside protection */ #include