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| author | Ulrich Drepper <drepper@redhat.com> | 2004-11-13 19:50:50 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2004-11-13 19:50:50 +0000 |
| commit | 4f27c49622ee24022f567c23ce0366cc01e14283 (patch) | |
| tree | 23ed21522253598ab88ee4f0a23ad3bd21c057c1 | |
| parent | c120d94d58267b1100eb871fcb27a498da129d59 (diff) | |
| download | glibc-4f27c49622ee24022f567c23ce0366cc01e14283.zip glibc-4f27c49622ee24022f567c23ce0366cc01e14283.tar.gz glibc-4f27c49622ee24022f567c23ce0366cc01e14283.tar.bz2 | |
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.
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | malloc/malloc.c | 4 |
2 files changed, 9 insertions, 1 deletions
@@ -1,3 +1,9 @@ +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 diff --git a/malloc/malloc.c b/malloc/malloc.c index 85a9f45..5707410 100644 --- a/malloc/malloc.c +++ b/malloc/malloc.c @@ -2192,10 +2192,12 @@ typedef struct malloc_chunk* mfastbinptr; 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 */ |