diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S index 46d97e033e..7f65726849 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S @@ -20,11 +20,13 @@ #include <sysdep.h> #include <lowlevelrwlock.h> #include <pthread-errnos.h> +#include <kernel-features.h> #define SYS_futex 202 #define FUTEX_WAIT 0 #define FUTEX_WAKE 1 +#define FUTEX_PRIVATE_FLAG 128 #ifndef UP # define LOCK lock @@ -72,7 +74,7 @@ __pthread_rwlock_wrlock: jne 10f 11: -#if __ASSUME_PRIVATE_FUTEX +#ifdef __ASSUME_PRIVATE_FUTEX movl $FUTEX_PRIVATE_FLAG|FUTEX_WAIT, %esi xorl PSHARED(%rdi), %esi #else |