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kmemleak: Remove the reported leaks number limitation

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Since the leaks are no longer printed to the syslog, there is no point
in keeping this limitation. All the suspected leaks are shown on
/sys/kernel/debug/kmemleak file.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Catalin Marinas 2009-07-07 10:32:57 +01:00
parent 4b8a96744c
commit 288c857d66
1 changed files with 2 additions and 15 deletions
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17
mm/kmemleak.c
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@ -103,7 +103,6 @@
* Kmemleak configuration and common defines.
*/
#define MAX_TRACE 16 /* stack trace length */
#define REPORTS_NR 50 /* maximum number of reported leaks */
#define MSECS_MIN_AGE 5000 /* minimum object age for reporting */
#define SECS_FIRST_SCAN 60 /* delay before the first scan */
#define SECS_SCAN_WAIT 600 /* subsequent auto scanning delay */
@ -196,9 +195,6 @@ static int kmemleak_stack_scan = 1;
/* protects the memory scanning, parameters and debug/kmemleak file access */
static DEFINE_MUTEX(scan_mutex);
/* number of leaks reported (for limitation purposes) */
static int reported_leaks;
/*
* Early object allocation/freeing logging. Kmemleak is initialized after the
* kernel allocator. However, both the kernel allocator and kmemleak may
@ -1106,11 +1102,6 @@ static void *kmemleak_seq_start(struct seq_file *seq, loff_t *pos)
struct kmemleak_object *object;
loff_t n = *pos;
if (!n)
reported_leaks = 0;
if (reported_leaks >= REPORTS_NR)
return NULL;
rcu_read_lock();
list_for_each_entry_rcu(object, &object_list, object_list) {
if (n-- > 0)
@ -1135,8 +1126,6 @@ static void *kmemleak_seq_next(struct seq_file *seq, void *v, loff_t *pos)
struct list_head *n = &prev_obj->object_list;
++(*pos);
if (reported_leaks >= REPORTS_NR)
goto out;
rcu_read_lock();
list_for_each_continue_rcu(n, &object_list) {
@ -1145,7 +1134,7 @@ static void *kmemleak_seq_next(struct seq_file *seq, void *v, loff_t *pos)
break;
}
rcu_read_unlock();
out:
put_object(prev_obj);
return next_obj;
}
@ -1168,10 +1157,8 @@ static int kmemleak_seq_show(struct seq_file *seq, void *v)
unsigned long flags;
spin_lock_irqsave(&object->lock, flags);
if ((object->flags & OBJECT_REPORTED) && unreferenced_object(object)) {
if ((object->flags & OBJECT_REPORTED) && unreferenced_object(object))
print_unreferenced(seq, object);
reported_leaks++;
}
spin_unlock_irqrestore(&object->lock, flags);
return 0;
}