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Commit | Line | Data |
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b4e1fa2c AM |
1 | # name : innodb_extra_rseg.patch |
2 | # introduced : 11 or before | |
3 | # maintainer : Yasufumi | |
4 | # | |
5 | #!!! notice !!! | |
6 | # Any small change to this file in the main branch | |
7 | # should be done or reviewed by the maintainer! | |
db82db79 AM |
8 | --- a/storage/innobase/handler/ha_innodb.cc |
9 | +++ b/storage/innobase/handler/ha_innodb.cc | |
29ffd636 | 10 | @@ -11706,6 +11706,7 @@ |
734d6226 AM |
11 | NULL, /* reserved */ |
12 | 0, /* flags */ | |
b4e1fa2c AM |
13 | }, |
14 | +i_s_innodb_rseg, | |
15 | i_s_innodb_trx, | |
16 | i_s_innodb_locks, | |
17 | i_s_innodb_lock_waits, | |
db82db79 AM |
18 | --- a/storage/innobase/handler/i_s.cc |
19 | +++ b/storage/innobase/handler/i_s.cc | |
b4e1fa2c AM |
20 | @@ -45,6 +45,8 @@ |
21 | #include "srv0start.h" /* for srv_was_started */ | |
22 | #include "trx0i_s.h" | |
23 | #include "trx0trx.h" /* for TRX_QUE_STATE_STR_MAX_LEN */ | |
24 | +#include "trx0rseg.h" /* for trx_rseg_struct */ | |
25 | +#include "trx0sys.h" /* for trx_sys */ | |
26 | } | |
27 | ||
adf0fb13 | 28 | #define OK(expr) \ |
13ceb006 | 29 | @@ -1807,3 +1809,170 @@ |
b4e1fa2c AM |
30 | |
31 | DBUG_RETURN(0); | |
32 | } | |
33 | + | |
34 | +/*********************************************************************** | |
35 | +*/ | |
36 | +static ST_FIELD_INFO i_s_innodb_rseg_fields_info[] = | |
37 | +{ | |
38 | + {STRUCT_FLD(field_name, "rseg_id"), | |
39 | + STRUCT_FLD(field_length, MY_INT64_NUM_DECIMAL_DIGITS), | |
40 | + STRUCT_FLD(field_type, MYSQL_TYPE_LONGLONG), | |
41 | + STRUCT_FLD(value, 0), | |
42 | + STRUCT_FLD(field_flags, MY_I_S_UNSIGNED), | |
43 | + STRUCT_FLD(old_name, ""), | |
44 | + STRUCT_FLD(open_method, SKIP_OPEN_TABLE)}, | |
45 | + | |
46 | + {STRUCT_FLD(field_name, "space_id"), | |
47 | + STRUCT_FLD(field_length, MY_INT64_NUM_DECIMAL_DIGITS), | |
48 | + STRUCT_FLD(field_type, MYSQL_TYPE_LONGLONG), | |
49 | + STRUCT_FLD(value, 0), | |
50 | + STRUCT_FLD(field_flags, MY_I_S_UNSIGNED), | |
51 | + STRUCT_FLD(old_name, ""), | |
52 | + STRUCT_FLD(open_method, SKIP_OPEN_TABLE)}, | |
53 | + | |
54 | + {STRUCT_FLD(field_name, "zip_size"), | |
55 | + STRUCT_FLD(field_length, MY_INT64_NUM_DECIMAL_DIGITS), | |
56 | + STRUCT_FLD(field_type, MYSQL_TYPE_LONGLONG), | |
57 | + STRUCT_FLD(value, 0), | |
58 | + STRUCT_FLD(field_flags, MY_I_S_UNSIGNED), | |
59 | + STRUCT_FLD(old_name, ""), | |
60 | + STRUCT_FLD(open_method, SKIP_OPEN_TABLE)}, | |
61 | + | |
62 | + {STRUCT_FLD(field_name, "page_no"), | |
63 | + STRUCT_FLD(field_length, MY_INT64_NUM_DECIMAL_DIGITS), | |
64 | + STRUCT_FLD(field_type, MYSQL_TYPE_LONGLONG), | |
65 | + STRUCT_FLD(value, 0), | |
66 | + STRUCT_FLD(field_flags, MY_I_S_UNSIGNED), | |
67 | + STRUCT_FLD(old_name, ""), | |
68 | + STRUCT_FLD(open_method, SKIP_OPEN_TABLE)}, | |
69 | + | |
70 | + {STRUCT_FLD(field_name, "max_size"), | |
71 | + STRUCT_FLD(field_length, MY_INT64_NUM_DECIMAL_DIGITS), | |
72 | + STRUCT_FLD(field_type, MYSQL_TYPE_LONGLONG), | |
73 | + STRUCT_FLD(value, 0), | |
74 | + STRUCT_FLD(field_flags, MY_I_S_UNSIGNED), | |
75 | + STRUCT_FLD(old_name, ""), | |
76 | + STRUCT_FLD(open_method, SKIP_OPEN_TABLE)}, | |
77 | + | |
78 | + {STRUCT_FLD(field_name, "curr_size"), | |
79 | + STRUCT_FLD(field_length, MY_INT64_NUM_DECIMAL_DIGITS), | |
80 | + STRUCT_FLD(field_type, MYSQL_TYPE_LONGLONG), | |
81 | + STRUCT_FLD(value, 0), | |
82 | + STRUCT_FLD(field_flags, MY_I_S_UNSIGNED), | |
83 | + STRUCT_FLD(old_name, ""), | |
84 | + STRUCT_FLD(open_method, SKIP_OPEN_TABLE)}, | |
85 | + | |
86 | + END_OF_ST_FIELD_INFO | |
87 | +}; | |
88 | + | |
89 | +static | |
90 | +int | |
91 | +i_s_innodb_rseg_fill( | |
92 | +/*=================*/ | |
93 | + THD* thd, /* in: thread */ | |
94 | + TABLE_LIST* tables, /* in/out: tables to fill */ | |
95 | + COND* cond) /* in: condition (ignored) */ | |
96 | +{ | |
97 | + TABLE* table = (TABLE *) tables->table; | |
98 | + int status = 0; | |
99 | + trx_rseg_t* rseg; | |
100 | + | |
101 | + DBUG_ENTER("i_s_innodb_rseg_fill"); | |
102 | + | |
103 | + /* deny access to non-superusers */ | |
104 | + if (check_global_access(thd, PROCESS_ACL)) { | |
105 | + | |
106 | + DBUG_RETURN(0); | |
107 | + } | |
108 | + | |
109 | + RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name); | |
110 | + | |
111 | + rseg = UT_LIST_GET_FIRST(trx_sys->rseg_list); | |
112 | + | |
113 | + while (rseg) { | |
114 | + table->field[0]->store(rseg->id); | |
115 | + table->field[1]->store(rseg->space); | |
116 | + table->field[2]->store(rseg->zip_size); | |
117 | + table->field[3]->store(rseg->page_no); | |
118 | + table->field[4]->store(rseg->max_size); | |
119 | + table->field[5]->store(rseg->curr_size); | |
120 | + | |
121 | + if (schema_table_store_record(thd, table)) { | |
122 | + status = 1; | |
123 | + break; | |
124 | + } | |
125 | + | |
126 | + rseg = UT_LIST_GET_NEXT(rseg_list, rseg); | |
127 | + } | |
128 | + | |
129 | + DBUG_RETURN(status); | |
130 | +} | |
131 | + | |
132 | +static | |
133 | +int | |
134 | +i_s_innodb_rseg_init( | |
135 | +/*=================*/ | |
136 | + /* out: 0 on success */ | |
137 | + void* p) /* in/out: table schema object */ | |
138 | +{ | |
139 | + DBUG_ENTER("i_s_innodb_rseg_init"); | |
140 | + ST_SCHEMA_TABLE* schema = (ST_SCHEMA_TABLE*) p; | |
141 | + | |
142 | + schema->fields_info = i_s_innodb_rseg_fields_info; | |
143 | + schema->fill_table = i_s_innodb_rseg_fill; | |
144 | + | |
145 | + DBUG_RETURN(0); | |
146 | +} | |
147 | + | |
148 | +UNIV_INTERN struct st_mysql_plugin i_s_innodb_rseg = | |
149 | +{ | |
150 | + /* the plugin type (a MYSQL_XXX_PLUGIN value) */ | |
151 | + /* int */ | |
152 | + STRUCT_FLD(type, MYSQL_INFORMATION_SCHEMA_PLUGIN), | |
153 | + | |
154 | + /* pointer to type-specific plugin descriptor */ | |
155 | + /* void* */ | |
156 | + STRUCT_FLD(info, &i_s_info), | |
157 | + | |
158 | + /* plugin name */ | |
159 | + /* const char* */ | |
160 | + STRUCT_FLD(name, "INNODB_RSEG"), | |
161 | + | |
162 | + /* plugin author (for SHOW PLUGINS) */ | |
163 | + /* const char* */ | |
adf0fb13 | 164 | + STRUCT_FLD(author, "Percona"), |
b4e1fa2c AM |
165 | + |
166 | + /* general descriptive text (for SHOW PLUGINS) */ | |
167 | + /* const char* */ | |
168 | + STRUCT_FLD(descr, "InnoDB rollback segment information"), | |
169 | + | |
170 | + /* the plugin license (PLUGIN_LICENSE_XXX) */ | |
171 | + /* int */ | |
172 | + STRUCT_FLD(license, PLUGIN_LICENSE_GPL), | |
173 | + | |
174 | + /* the function to invoke when plugin is loaded */ | |
175 | + /* int (*)(void*); */ | |
176 | + STRUCT_FLD(init, i_s_innodb_rseg_init), | |
177 | + | |
178 | + /* the function to invoke when plugin is unloaded */ | |
179 | + /* int (*)(void*); */ | |
180 | + STRUCT_FLD(deinit, i_s_common_deinit), | |
181 | + | |
182 | + /* plugin version (for SHOW PLUGINS) */ | |
183 | + /* unsigned int */ | |
184 | + STRUCT_FLD(version, 0x0100 /* 1.0 */), | |
185 | + | |
186 | + /* struct st_mysql_show_var* */ | |
187 | + STRUCT_FLD(status_vars, NULL), | |
188 | + | |
189 | + /* struct st_mysql_sys_var** */ | |
190 | + STRUCT_FLD(system_vars, NULL), | |
191 | + | |
192 | + /* reserved for dependency checking */ | |
193 | + /* void* */ | |
13ceb006 AM |
194 | + STRUCT_FLD(__reserved1, NULL), |
195 | + | |
196 | + /* Plugin flags */ | |
197 | + /* unsigned long */ | |
198 | + STRUCT_FLD(flags, 0UL), | |
b4e1fa2c | 199 | +}; |
db82db79 AM |
200 | --- a/storage/innobase/handler/i_s.h |
201 | +++ b/storage/innobase/handler/i_s.h | |
adf0fb13 | 202 | @@ -35,5 +35,6 @@ |
b4e1fa2c AM |
203 | extern struct st_mysql_plugin i_s_innodb_cmp_reset; |
204 | extern struct st_mysql_plugin i_s_innodb_cmpmem; | |
205 | extern struct st_mysql_plugin i_s_innodb_cmpmem_reset; | |
206 | +extern struct st_mysql_plugin i_s_innodb_rseg; | |
207 | ||
208 | #endif /* i_s_h */ |