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Diffstat (limited to 'src/vppinfra/mem_dlmalloc.c')
-rw-r--r--src/vppinfra/mem_dlmalloc.c31
1 files changed, 22 insertions, 9 deletions
diff --git a/src/vppinfra/mem_dlmalloc.c b/src/vppinfra/mem_dlmalloc.c
index e83e0e89d21..99f1c04f3eb 100644
--- a/src/vppinfra/mem_dlmalloc.c
+++ b/src/vppinfra/mem_dlmalloc.c
@@ -56,6 +56,10 @@ typedef struct
/* Hash table mapping mheap offset to trace index. */
uword *trace_index_by_offset;
+
+ /* So we can easily shut off current segment trace, if any */
+ void *current_traced_mheap;
+
} mheap_trace_main_t;
mheap_trace_main_t mheap_trace_main;
@@ -69,7 +73,7 @@ mheap_get_trace (uword offset, uword size)
mheap_trace_t trace;
uword save_enabled;
- if (tm->enabled == 0)
+ if (tm->enabled == 0 || (clib_mem_get_heap () != tm->current_traced_mheap))
return;
/* Spurious Coverity warnings be gone. */
@@ -80,11 +84,6 @@ mheap_get_trace (uword offset, uword size)
if (n_callers == 0)
return;
- /* $$$ This looks like dreck to remove... */
- if (0)
- for (i = n_callers; i < ARRAY_LEN (trace.callers); i++)
- trace.callers[i] = 0;
-
clib_spinlock_lock (&tm->lock);
/* Turn off tracing to avoid embarrassment... */
@@ -291,7 +290,8 @@ format_mheap_trace (u8 * s, va_list * va)
int i;
clib_spinlock_lock (&tm->lock);
- if (vec_len (tm->traces) > 0)
+ if (vec_len (tm->traces) > 0 &&
+ clib_mem_get_heap () == tm->current_traced_mheap)
{
have_traces = 1;
@@ -372,7 +372,8 @@ format_mheap (u8 * s, va_list * va)
format (s, "\n max total allocated %U", format_msize, mi.usmblks);
}
- s = format (s, "\n%U", format_mheap_trace, tm, verbose);
+ if (mspace_is_traced (heap))
+ s = format (s, "\n%U", format_mheap_trace, tm, verbose);
return s;
}
@@ -404,9 +405,21 @@ void
clib_mem_trace (int enable)
{
mheap_trace_main_t *tm = &mheap_trace_main;
+ void *current_heap = clib_mem_get_heap ();
tm->enabled = enable;
- mheap_trace (clib_mem_get_heap (), enable);
+ mheap_trace (current_heap, enable);
+
+ if (enable)
+ tm->current_traced_mheap = current_heap;
+ else
+ tm->current_traced_mheap = 0;
+}
+
+int
+clib_mem_is_traced (void)
+{
+ return mspace_is_traced (clib_mem_get_heap ());
}
uword