diff options
Diffstat (limited to 'Documentation/DocBook')
-rw-r--r-- | Documentation/DocBook/debugobjects.tmpl | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/Documentation/DocBook/debugobjects.tmpl b/Documentation/DocBook/debugobjects.tmpl index 08ff908aa7a2..24979f691e3e 100644 --- a/Documentation/DocBook/debugobjects.tmpl +++ b/Documentation/DocBook/debugobjects.tmpl | |||
@@ -96,6 +96,7 @@ | |||
96 | <listitem><para>debug_object_deactivate</para></listitem> | 96 | <listitem><para>debug_object_deactivate</para></listitem> |
97 | <listitem><para>debug_object_destroy</para></listitem> | 97 | <listitem><para>debug_object_destroy</para></listitem> |
98 | <listitem><para>debug_object_free</para></listitem> | 98 | <listitem><para>debug_object_free</para></listitem> |
99 | <listitem><para>debug_object_assert_init</para></listitem> | ||
99 | </itemizedlist> | 100 | </itemizedlist> |
100 | Each of these functions takes the address of the real object and | 101 | Each of these functions takes the address of the real object and |
101 | a pointer to the object type specific debug description | 102 | a pointer to the object type specific debug description |
@@ -273,6 +274,26 @@ | |||
273 | debug checks. | 274 | debug checks. |
274 | </para> | 275 | </para> |
275 | </sect1> | 276 | </sect1> |
277 | |||
278 | <sect1 id="debug_object_assert_init"> | ||
279 | <title>debug_object_assert_init</title> | ||
280 | <para> | ||
281 | This function is called to assert that an object has been | ||
282 | initialized. | ||
283 | </para> | ||
284 | <para> | ||
285 | When the real object is not tracked by debugobjects, it calls | ||
286 | fixup_assert_init of the object type description structure | ||
287 | provided by the caller, with the hardcoded object state | ||
288 | ODEBUG_NOT_AVAILABLE. The fixup function can correct the problem | ||
289 | by calling debug_object_init and other specific initializing | ||
290 | functions. | ||
291 | </para> | ||
292 | <para> | ||
293 | When the real object is already tracked by debugobjects it is | ||
294 | ignored. | ||
295 | </para> | ||
296 | </sect1> | ||
276 | </chapter> | 297 | </chapter> |
277 | <chapter id="fixupfunctions"> | 298 | <chapter id="fixupfunctions"> |
278 | <title>Fixup functions</title> | 299 | <title>Fixup functions</title> |
@@ -381,6 +402,35 @@ | |||
381 | statistics. | 402 | statistics. |
382 | </para> | 403 | </para> |
383 | </sect1> | 404 | </sect1> |
405 | <sect1 id="fixup_assert_init"> | ||
406 | <title>fixup_assert_init</title> | ||
407 | <para> | ||
408 | This function is called from the debug code whenever a problem | ||
409 | in debug_object_assert_init is detected. | ||
410 | </para> | ||
411 | <para> | ||
412 | Called from debug_object_assert_init() with a hardcoded state | ||
413 | ODEBUG_STATE_NOTAVAILABLE when the object is not found in the | ||
414 | debug bucket. | ||
415 | </para> | ||
416 | <para> | ||
417 | The function returns 1 when the fixup was successful, | ||
418 | otherwise 0. The return value is used to update the | ||
419 | statistics. | ||
420 | </para> | ||
421 | <para> | ||
422 | Note, this function should make sure debug_object_init() is | ||
423 | called before returning. | ||
424 | </para> | ||
425 | <para> | ||
426 | The handling of statically initialized objects is a special | ||
427 | case. The fixup function should check if this is a legitimate | ||
428 | case of a statically initialized object or not. In this case only | ||
429 | debug_object_init() should be called to make the object known to | ||
430 | the tracker. Then the function should return 0 because this is not | ||
431 | a real fixup. | ||
432 | </para> | ||
433 | </sect1> | ||
384 | </chapter> | 434 | </chapter> |
385 | <chapter id="bugs"> | 435 | <chapter id="bugs"> |
386 | <title>Known Bugs And Assumptions</title> | 436 | <title>Known Bugs And Assumptions</title> |