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[Pal/Linux] Remove unused TRACE_HEAP_LEAK macro and code

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This commit is contained in:
Dmitrii Kuvaiskii
2019-11-15 13:03:47 -08:00
parent 18da2e5425
commit 098e2edf44
3 changed files with 0 additions and 116 deletions
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Pal/src/host/Linux/db_object.c
-46
View File
@@ -262,49 +262,3 @@ int _DkObjectsWaitAny(int count, PAL_HANDLE* handleArray, int64_t timeout_us,
*polled = polled_hdl;
return polled_hdl ? 0 : -PAL_ERROR_TRYAGAIN;
}
#if TRACE_HEAP_LEAK == 1
PAL_HANDLE heap_alloc_head;
PAL_LOCK heap_alloc_trace_lock = LOCK_INIT;
HEAP_ALLOC_RECORD * collect_heap_alloc_records (PAL_NUM max_records)
{
HEAP_ALLOC_RECORD * records =
malloc(sizeof(HEAP_ALLOC_RECORD) * max_records);
if (!records)
return NULL;
memset(records, 0, sizeof(HEAP_ALLOC_RECORD) * max_records);
_DkInternalLock(&heap_alloc_trace_lock);
PAL_HANDLE ptr = heap_alloc_head;
int nrecords = 0, i;
for (; ptr ; ptr = ptr->hdr.heap_trace.next) {
assert(!ptr->hdr.heap_trace.next ||
ptr->hdr.heap_trace.next->hdr.heap_trace.pprev ==
&ptr->hdr.heap_trace.next);
for (i = 0 ; i < nrecords ; i++)
if (ptr->hdr.heap_trace.caller == records[i].caller) {
records[i].count++;
break;
}
if (i == nrecords) {
if (nrecords == max_records) break;
records[nrecords].caller = ptr->hdr.heap_trace.caller;
records[nrecords].count = 1;
nrecords++;
}
}
_DkInternalUnlock(&heap_alloc_trace_lock);
return records;
}
#endif /* TRACE_HEAP_LEAK == 0 */
Pal/src/host/Linux/pal_host.h
-67
View File
@@ -57,14 +57,6 @@ int _DkMutexUnlock(struct mutex_handle* mut);
typedef struct {
PAL_HDR hdr;
#if TRACE_HEAP_LEAK == 1
struct heap_trace_info {
/* maintaining a list of handles */
struct pal_handle ** pprev, * next;
/* trace the PC where the handle is created */
PAL_PTR caller;
} heap_trace;
#endif
} PAL_RESERVED_HDR;
typedef struct pal_handle
@@ -194,63 +186,4 @@ extern void __check_pending_event (void);
#define LEAVE_PAL_CALL_RETURN(retval) \
do { __check_pending_event(); return (retval); } while (0)
#if TRACE_HEAP_LEAK == 1
/* The following code adds a piece of information
in each handle to trace heap leakage. */
extern PAL_HANDLE heap_alloc_head;
extern PAL_LOCK heap_alloc_trace_lock;
/* call the following function in GDB */
typedef struct {
PAL_PTR caller;
PAL_NUM count;
} HEAP_ALLOC_RECORD;
extern HEAP_ALLOC_RECORD * collect_heap_alloc_records (PAL_NUM max_records);
static inline
void __trace_heap (PAL_HANDLE handle, struct pal_frame * frame)
{
_DkInternalLock(&heap_alloc_trace_lock);
handle->hdr.heap_trace.caller = ((PAL_PTR *)frame->arch.rbp)[1];
/* Add the handle to the list */
if (heap_alloc_head)
heap_alloc_head->hdr.heap_trace.pprev
= &handle->hdr.heap_trace.next;
handle->hdr.heap_trace.next = heap_alloc_head;
handle->hdr.heap_trace.pprev = &heap_alloc_head;
heap_alloc_head = handle;
_DkInternalUnlock(&heap_alloc_trace_lock);
}
#define TRACE_HEAP(handle) \
do { if (handle) __trace_heap(handle, &frame); } while (0)
static inline
void __untrace_heap (PAL_HANDLE handle)
{
_DkInternalLock(&heap_alloc_trace_lock);
/* remove the handle from the list */
*handle->hdr.heap_trace.pprev = handle->hdr.heap_trace.next;
if (handle->hdr.heap_trace.next)
handle->hdr.heap_trace.next->hdr.heap_trace.pprev
= handle->hdr.heap_trace.pprev;
handle->hdr.heap_trace.pprev = NULL;
handle->hdr.heap_trace.next = NULL;
_DkInternalUnlock(&heap_alloc_trace_lock);
}
#define UNTRACE_HEAP(handle) \
do { if (handle) __untrace_heap(handle); } while (0)
#endif /* TRACE_HEAP_LEAK == 1 */
#endif /* PAL_HOST_H */
Pal/src/pal_defs.h
-3
View File
@@ -14,7 +14,4 @@
/* allow binding sockets to ANY addresses (e.g., 0.0.0.0:0) */
#define ALLOW_BIND_ANY 1
/* turn on the following option to trace heap memory leak */
#define TRACE_HEAP_LEAK 0
#endif /* PAL_DEFS_H */