From dab5810197d121819a52c51d5d2db44e161b674d Mon Sep 17 00:00:00 2001 From: vangyzen Date: Sat, 23 Jan 2016 20:49:52 +0000 Subject: MFC r293858 libthr: const-ify two variables Make the default umutex and urwlock initializers const, because they can be, and as a microoptimization. Sponsored by: Dell Inc. --- lib/libthr/thread/thr_umtx.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'lib') diff --git a/lib/libthr/thread/thr_umtx.c b/lib/libthr/thread/thr_umtx.c index a61dab0..37e5df1 100644 --- a/lib/libthr/thread/thr_umtx.c +++ b/lib/libthr/thread/thr_umtx.c @@ -42,7 +42,7 @@ int _umtx_op_err(void *obj, int op, u_long val, void *uaddr, void *uaddr2) void _thr_umutex_init(struct umutex *mtx) { - static struct umutex default_mtx = DEFAULT_UMUTEX; + static const struct umutex default_mtx = DEFAULT_UMUTEX; *mtx = default_mtx; } @@ -50,7 +50,8 @@ _thr_umutex_init(struct umutex *mtx) void _thr_urwlock_init(struct urwlock *rwl) { - static struct urwlock default_rwl = DEFAULT_URWLOCK; + static const struct urwlock default_rwl = DEFAULT_URWLOCK; + *rwl = default_rwl; } -- cgit v1.1