From 039890a67818211dba8207feab3832b0fcc391d2 Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Wed, 14 May 2014 15:32:18 -0700 Subject: Move remaining files out of nptl/sysdeps/unix/sysv/linux/x86/. --- sysdeps/unix/sysv/linux/x86/elision-conf.h | 43 ++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 sysdeps/unix/sysv/linux/x86/elision-conf.h (limited to 'sysdeps/unix/sysv/linux/x86/elision-conf.h') diff --git a/sysdeps/unix/sysv/linux/x86/elision-conf.h b/sysdeps/unix/sysv/linux/x86/elision-conf.h new file mode 100644 index 0000000..6790b5a --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86/elision-conf.h @@ -0,0 +1,43 @@ +/* elision-conf.h: Lock elision tunable parameters. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ +#ifndef _ELISION_CONF_H +#define _ELISION_CONF_H 1 + +#include +#include +#include + +/* Should make sure there is no false sharing on this. */ + +struct elision_config +{ + int skip_lock_busy; + int skip_lock_internal_abort; + int retry_try_xbegin; + int skip_trylock_internal_abort; +}; + +extern struct elision_config __elision_aconf attribute_hidden; + +extern int __elision_available attribute_hidden; +extern int __pthread_force_elision attribute_hidden; + +/* Tell the test suite to test elision for this architecture. */ +#define HAVE_ELISION 1 + +#endif -- cgit v1.1