1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
/*
Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
This file is part of GlusterFS.
GlusterFS is free software; you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation; either version 3 of the License,
or (at your option) any later version.
GlusterFS is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see
<http://www.gnu.org/licenses/>.
*/
#include "statedump.h"
#include "stack.h"
static inline
int call_frames_count (call_frame_t *call_frame)
{
call_frame_t *pos;
int32_t count = 0;
if (!call_frame)
return count;
for (pos = call_frame; pos != NULL; pos = pos->next)
count++;
return count;
}
void
gf_proc_dump_call_frame (call_frame_t *call_frame, const char *key_buf,...)
{
char prefix[GF_DUMP_MAX_BUF_LEN];
va_list ap;
char key[GF_DUMP_MAX_BUF_LEN];
call_frame_t my_frame;
int ret = -1;
if (!call_frame)
return;
GF_ASSERT (key_buf);
memset(prefix, 0, sizeof(prefix));
memset(&my_frame, 0, sizeof(my_frame));
va_start(ap, key_buf);
vsnprintf(prefix, GF_DUMP_MAX_BUF_LEN, key_buf, ap);
va_end(ap);
ret = TRY_LOCK(&call_frame->lock);
if (ret) {
gf_log("", GF_LOG_WARNING, "Unable to dump call frame"
" errno: %s", strerror (errno));
return;
}
memcpy(&my_frame, call_frame, sizeof(my_frame));
UNLOCK(&call_frame->lock);
gf_proc_dump_build_key(key, prefix,"ref_count");
gf_proc_dump_write(key, "%d", my_frame.ref_count);
gf_proc_dump_build_key(key, prefix,"translator");
gf_proc_dump_write(key, "%s", my_frame.this->name);
gf_proc_dump_build_key(key, prefix,"complete");
gf_proc_dump_write(key, "%d", my_frame.complete);
if (my_frame.parent) {
gf_proc_dump_build_key(key, prefix,"parent");
gf_proc_dump_write(key, "%s", my_frame.parent->this->name);
}
}
void
gf_proc_dump_call_stack (call_stack_t *call_stack, const char *key_buf,...)
{
char prefix[GF_DUMP_MAX_BUF_LEN];
va_list ap;
call_frame_t *trav;
int32_t cnt, i;
char key[GF_DUMP_MAX_BUF_LEN];
if (!call_stack)
return;
GF_ASSERT (key_buf);
cnt = call_frames_count(&call_stack->frames);
memset(prefix, 0, sizeof(prefix));
va_start(ap, key_buf);
vsnprintf(prefix, GF_DUMP_MAX_BUF_LEN, key_buf, ap);
va_end(ap);
gf_proc_dump_build_key(key, prefix,"uid");
gf_proc_dump_write(key, "%d", call_stack->uid);
gf_proc_dump_build_key(key, prefix,"gid");
gf_proc_dump_write(key, "%d", call_stack->gid);
gf_proc_dump_build_key(key, prefix,"pid");
gf_proc_dump_write(key, "%d", call_stack->pid);
gf_proc_dump_build_key(key, prefix,"unique");
gf_proc_dump_write(key, "%Ld", call_stack->unique);
gf_proc_dump_build_key(key, prefix,"op");
if (call_stack->type == GF_OP_TYPE_FOP)
gf_proc_dump_write(key, "%s", gf_fop_list[call_stack->op]);
else if (call_stack->type == GF_OP_TYPE_MGMT)
gf_proc_dump_write(key, "%s", gf_mgmt_list[call_stack->op]);
gf_proc_dump_build_key(key, prefix,"type");
gf_proc_dump_write(key, "%d", call_stack->type);
gf_proc_dump_build_key(key, prefix,"cnt");
gf_proc_dump_write(key, "%d", cnt);
trav = &call_stack->frames;
for (i = 1; i <= cnt; i++) {
if (trav) {
gf_proc_dump_add_section("%s.frame.%d", prefix, i);
gf_proc_dump_call_frame(trav, "%s.frame.%d", prefix, i);
trav = trav->next;
}
}
}
void
gf_proc_dump_pending_frames (call_pool_t *call_pool)
{
call_stack_t *trav = NULL;
int i = 1;
int ret = -1;
if (!call_pool)
return;
ret = TRY_LOCK (&(call_pool->lock));
if (ret) {
gf_log("", GF_LOG_WARNING, "Unable to dump call pool"
" errno: %d", errno);
return;
}
gf_proc_dump_add_section("global.callpool");
gf_proc_dump_write("global.callpool","%p", call_pool);
gf_proc_dump_write("global.callpool.cnt","%d", call_pool->cnt);
list_for_each_entry (trav, &call_pool->all_frames, all_frames) {
gf_proc_dump_add_section("global.callpool.stack.%d",i);
gf_proc_dump_call_stack(trav, "global.callpool.stack.%d", i);
i++;
}
UNLOCK (&(call_pool->lock));
}
gf_boolean_t
__is_fuse_call (call_frame_t *frame)
{
gf_boolean_t is_fuse_call = _gf_false;
GF_ASSERT (frame);
GF_ASSERT (frame->root);
if (NFS_PID != frame->root->pid)
is_fuse_call = _gf_true;
return is_fuse_call;
}
|
