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Merged revisions 82337 via svnmerge from

Browse Source 
https://origsvn.digium.com/svn/asterisk/branches/1.4

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r82337 | russell | 2007-09-13 13:45:59 -0500 (Thu, 13 Sep 2007) | 4 lines

Only compile in tracking astobj2 statistics if dev-mode is enabled.  Also, when
dev mode is enabled, register the CLI command that can be used to run the astobj2
test and print out statistics.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@82338 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2007-09-13 18:52:35 +00:00
parent 12a8ae6c91
commit 79d79ac840
3 changed files with 36 additions and 5 deletions
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1
include/asterisk.h
View File

@@ -88,6 +88,7 @@ int dnsmgr_reload(void); /*!< Provided by dnsmgr.c */
void threadstorage_init(void); /*!< Provided by threadstorage.c */
void ast_event_init(void); /*!< Provided by event.c */
int ast_device_state_engine_init(void); /*!< Provided by devicestate.c */
int astobj2_init(void); /*! Provided by astobj2.c */
/* Many headers need 'ast_channel' to be defined */
struct ast_channel;

2
main/asterisk.c
View File

@@ -2869,6 +2869,8 @@ int main(int argc, char *argv[])
threadstorage_init();
astobj2_init();
if (load_modules(1)) { /* Load modules, pre-load only */
printf(term_quit());
exit(1);

38
main/astobj2.c
View File

@@ -57,6 +57,11 @@ struct astobj2 {
void *user_data[0];
};
#ifdef AST_DEVMODE
#define AO2_DEBUG 1
#endif
#ifdef AO2_DEBUG
struct ao2_stats {
volatile int total_objects;
volatile int total_mem;
@@ -66,6 +71,7 @@ struct ao2_stats {
};
static struct ao2_stats ao2;
#endif
#ifndef HAVE_BKTR /* backtrace support */
void ao2_bt(void) {}
@@ -126,7 +132,9 @@ int ao2_lock(void *user_data)
if (p == NULL)
return -1;
#ifdef AO2_DEBUG
ast_atomic_fetchadd_int(&ao2.total_locked, 1);
#endif
return ast_mutex_lock(&p->priv_data.lock);
}
@@ -138,7 +146,9 @@ int ao2_unlock(void *user_data)
if (p == NULL)
return -1;
#ifdef AO2_DEBUG
ast_atomic_fetchadd_int(&ao2.total_locked, -1);
#endif
return ast_mutex_unlock(&p->priv_data.lock);
}
@@ -161,9 +171,12 @@ int ao2_ref(void *user_data, const int delta)
/* we modify with an atomic operation the reference counter */
ret = ast_atomic_fetchadd_int(&obj->priv_data.ref_counter, delta);
ast_atomic_fetchadd_int(&ao2.total_refs, delta);
current_value = ret + delta;
#ifdef AO2_DEBUG
ast_atomic_fetchadd_int(&ao2.total_refs, delta);
#endif
/* this case must never happen */
if (current_value < 0)
ast_log(LOG_ERROR, "refcount %d on object %p\n", current_value, user_data);
@@ -173,13 +186,15 @@ int ao2_ref(void *user_data, const int delta)
obj->priv_data.destructor_fn(user_data);
ast_mutex_destroy(&obj->priv_data.lock);
#ifdef AO2_DEBUG
ast_atomic_fetchadd_int(&ao2.total_mem, - obj->priv_data.data_size);
ast_atomic_fetchadd_int(&ao2.total_objects, -1);
#endif
/* for safety, zero-out the astobj2 header and also the
* first word of the user-data, which we make sure is always
* allocated. */
bzero(obj, sizeof(struct astobj2 *) + sizeof(void *) );
free(obj);
ast_atomic_fetchadd_int(&ao2.total_objects, -1);
}
return ret;
@@ -207,9 +222,12 @@ void *ao2_alloc(size_t data_size, ao2_destructor_fn destructor_fn)
obj->priv_data.data_size = data_size;
obj->priv_data.ref_counter = 1;
obj->priv_data.destructor_fn = destructor_fn; /* can be NULL */
#ifdef AO2_DEBUG
ast_atomic_fetchadd_int(&ao2.total_objects, 1);
ast_atomic_fetchadd_int(&ao2.total_mem, data_size);
ast_atomic_fetchadd_int(&ao2.total_refs, 1);
#endif
/* return a pointer to the user data */
return EXTERNAL_OBJ(obj);
@@ -289,8 +307,11 @@ ao2_container_alloc(const uint n_buckets, ao2_hash_fn *hash_fn,
c->n_buckets = n_buckets;
c->hash_fn = hash_fn ? hash_fn : hash_zero;
c->cmp_fn = cmp_fn;
#ifdef AO2_DEBUG
ast_atomic_fetchadd_int(&ao2.total_containers, 1);
#endif
return c;
}
@@ -567,7 +588,10 @@ static void container_destruct(void *_c)
struct ao2_container *c = _c;
ao2_callback(c, OBJ_UNLINK, cd_cb, NULL);
#ifdef AO2_DEBUG
ast_atomic_fetchadd_int(&ao2.total_containers, -1);
#endif
}
static int print_cb(void *obj, void *arg, int flag)
@@ -579,6 +603,7 @@ static int print_cb(void *obj, void *arg, int flag)
return 0;
}
#ifdef AO2_DEBUG
/*
* Print stats
*/
@@ -669,10 +694,13 @@ static struct ast_cli_entry cli_astobj2[] = {
handle_astobj2_stats, "Print astobj2 statistics", },
{ { "astobj2", "test", NULL } , handle_astobj2_test, "Test astobj2", },
};
#endif /* AO2_DEBUG */
int astobj2_init(void);
int astobj2_init(void)
{
#ifdef AO2_DEBUG
ast_cli_register_multiple(cli_astobj2, ARRAY_LEN(cli_astobj2));
#endif
return 0;
}