2004-11-13 Ulrich Drepper <drepper@redhat.com>
* malloc/malloc.c (malloc_state): stat_lock_* elements need only
be defined if THREAD_STATS is defined. Remove pad0_ since it does
not align with cache line sizes in general anyway.
+2004-11-13 Ulrich Drepper <drepper@redhat.com>
+
+ * malloc/malloc.c (malloc_state): stat_lock_* elements need only
+ be defined if THREAD_STATS is defined. Remove pad0_ since it does
+ not align with cache line sizes in general anyway.
+
2004-11-13 Jakub Jelinek <jakub@redhat.com>
* elf/rtld.c (print_statistics): Avoid segfaults if not all namespaces
struct malloc_state {
/* Serialize access. */
mutex_t mutex;
+ // Should we have padding to move the mutex to its own cache line?
+#if THREAD_STATS
/* Statistics for locking. Only used if THREAD_STATS is defined. */
long stat_lock_direct, stat_lock_loop, stat_lock_wait;
- long pad0_[1]; /* try to give the mutex its own cacheline */
+#endif
/* The maximum chunk size to be eligible for fastbin */
INTERNAL_SIZE_T max_fast; /* low 2 bits used as flags */