diff options
Diffstat (limited to 'src/vppinfra/mem_dlmalloc.c')
| -rw-r--r-- | src/vppinfra/mem_dlmalloc.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/src/vppinfra/mem_dlmalloc.c b/src/vppinfra/mem_dlmalloc.c index a188164a7ba..e98687fff2a 100644 --- a/src/vppinfra/mem_dlmalloc.c +++ b/src/vppinfra/mem_dlmalloc.c @@ -19,6 +19,7 @@ #include <vppinfra/lock.h> #include <vppinfra/hash.h> #include <vppinfra/elf_clib.h> +#include <vppinfra/stack.h> typedef struct { @@ -65,15 +66,13 @@ mheap_get_trace_internal (const clib_mem_heap_t *heap, uword offset, { mheap_trace_main_t *tm = &mheap_trace_main; mheap_trace_t *t; - uword i, n_callers, trace_index, *p; - mheap_trace_t trace; + uword i, trace_index, *p; + mheap_trace_t trace = {}; + int index; if (heap != tm->current_traced_mheap || mheap_trace_thread_disable) return; - /* Spurious Coverity warnings be gone. */ - clib_memset (&trace, 0, sizeof (trace)); - clib_spinlock_lock (&tm->lock); /* heap could have changed while we were waiting on the lock */ @@ -83,9 +82,19 @@ mheap_get_trace_internal (const clib_mem_heap_t *heap, uword offset, /* Turn off tracing for this thread to avoid embarrassment... */ mheap_trace_thread_disable = 1; - /* Skip our frame and mspace_get_aligned's frame */ - n_callers = clib_backtrace (trace.callers, ARRAY_LEN (trace.callers), 2); - if (n_callers == 0) + index = -2; /* skip first 2 stack frames */ + foreach_clib_stack_frame (sf) + { + if (index >= 0) + { + if (index == ARRAY_LEN (trace.callers)) + break; + trace.callers[index] = sf->ip; + } + index++; + } + + if (index < 1) goto out; if (!tm->trace_by_callers) |