From 657c084cd6f69d6cc880c2ae65129a0723d053c5 Mon Sep 17 00:00:00 2001 From: Andreas Schwab Date: Mon, 5 Dec 2016 12:06:46 +0100 Subject: Get rid of __elision_available --- sysdeps/unix/sysv/linux/x86/elision-conf.c | 11 +++-------- sysdeps/unix/sysv/linux/x86/elision-conf.h | 1 - 2 files changed, 3 insertions(+), 9 deletions(-) (limited to 'sysdeps/unix/sysv/linux') diff --git a/sysdeps/unix/sysv/linux/x86/elision-conf.c b/sysdeps/unix/sysv/linux/x86/elision-conf.c index 0d98133..c8e77a6 100644 --- a/sysdeps/unix/sysv/linux/x86/elision-conf.c +++ b/sysdeps/unix/sysv/linux/x86/elision-conf.c @@ -43,11 +43,6 @@ struct elision_config __elision_aconf = .skip_trylock_internal_abort = 3, }; -/* Set when the CPU supports elision. When false elision is never attempted. - */ - -int __elision_available attribute_hidden; - /* Force elision for all new locks. This is used to decide whether existing DEFAULT locks should be automatically upgraded to elision in pthread_mutex_lock(). Disabled for suid programs. Only used when elision @@ -62,11 +57,11 @@ elision_init (int argc __attribute__ ((unused)), char **argv __attribute__ ((unused)), char **environ) { - __elision_available = HAS_CPU_FEATURE (RTM); + int elision_available = HAS_CPU_FEATURE (RTM); #ifdef ENABLE_LOCK_ELISION - __pthread_force_elision = __libc_enable_secure ? 0 : __elision_available; + __pthread_force_elision = __libc_enable_secure ? 0 : elision_available; #endif - if (!HAS_CPU_FEATURE (RTM)) + if (!elision_available) __elision_aconf.retry_try_xbegin = 0; /* Disable elision on rwlocks */ } diff --git a/sysdeps/unix/sysv/linux/x86/elision-conf.h b/sysdeps/unix/sysv/linux/x86/elision-conf.h index 6c479b3..39bf5d9 100644 --- a/sysdeps/unix/sysv/linux/x86/elision-conf.h +++ b/sysdeps/unix/sysv/linux/x86/elision-conf.h @@ -33,7 +33,6 @@ struct elision_config 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. */ -- cgit v1.1