Palacios Public Git Repository

To checkout Palacios execute

  git clone http://v3vee.org/palacios/palacios.web/palacios.git
This will give you the master branch. You probably want the devel branch or one of the release branches. To switch to the devel branch, simply execute
  cd palacios
  git checkout --track -b devel origin/devel
The other branches are similar.


Split telemetry into global and per-core to avoid race printing core telemetry
[palacios.git] / palacios / include / palacios / vmm_telemetry.h
1 /*
2  * This file is part of the Palacios Virtual Machine Monitor developed
3  * by the V3VEE Project with funding from the United States National 
4  * Science Foundation and the Department of Energy.  
5  *
6  * The V3VEE Project is a joint project between Northwestern University
7  * and the University of New Mexico.  You can find out more at 
8  * http://www.v3vee.org
9  *
10  * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu> 
11  * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org> 
12  * All rights reserved.
13  *
14  * Author: Jack Lange <jarusl@cs.northwestern.edu>
15  *
16  * This is free software.  You are permitted to use,
17  * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
18  */
19
20 #ifndef __VMM_TELEMETRY_H__
21 #define __VMM_TELEMETRY_H__
22
23 #ifdef __V3VEE__
24
25 #ifdef V3_CONFIG_TELEMETRY
26
27 #include <palacios/vmm_rbtree.h>
28 #include <palacios/vmm_list.h>
29
30 struct guest_info;
31 struct v3_vm_info;
32
33 struct v3_telemetry_state {
34     uint32_t invoke_cnt;
35     uint64_t granularity;
36
37     uint64_t prev_tsc;
38
39     struct list_head cb_list;
40 };
41
42
43 struct v3_core_telemetry {
44     uint_t exit_cnt;
45     struct rb_root exit_root;
46
47     uint64_t vmm_start_tsc;
48
49     struct v3_telemetry_state * vm_telem;
50
51 };
52
53
54 void v3_init_telemetry(struct v3_vm_info * vm);
55 void v3_init_core_telemetry(struct guest_info * info);
56 void v3_deinit_telemetry(struct v3_vm_info * vm);
57 void v3_deinit_core_telemetry(struct guest_info * core);
58
59 void v3_telemetry_start_exit(struct guest_info * info);
60 void v3_telemetry_end_exit(struct guest_info * info, uint_t exit_code);
61
62 void v3_print_global_telemetry(struct v3_vm_info * vm);
63 void v3_print_core_telemetry(struct guest_info * vm);
64
65
66 void v3_add_telemetry_cb(struct v3_vm_info * vm, 
67                          void (*telemetry_fn)(struct v3_vm_info * vm, void * private_data, char * hdr),
68                          void * private_data);
69
70 #endif
71
72 #endif
73
74 #endif