diff options
Diffstat (limited to 'nptl/sysdeps/unix')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h index 35d132113d..900c9cd5b1 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h @@ -184,7 +184,10 @@ extern int lll_unlock_wake_cb (int *__futex) attribute_hidden; 2 - taken by more users */ -#if defined NOT_IN_libc || defined UP +//#if defined NOT_IN_libc || defined UP +/* According to AMD it is not necessary to play tricks with avoiding the + lock instruction. */ +#if 1 # define lll_trylock(futex) lll_mutex_trylock (futex) # define lll_lock(futex) lll_mutex_lock (futex) # define lll_unlock(futex) lll_mutex_unlock (futex) |