提交 7fd93cf3 编写于 作者: A Andrew Morton 提交者: Linus Torvalds

[PATCH] posix-timers `unlikely' rejig

!unlikely(expr) hurts my brain.   likely(!expr) is more straightforward.
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 863c84b9
......@@ -497,7 +497,7 @@ static void process_timer_rebalance(struct task_struct *p,
left = cputime_div(cputime_sub(expires.cpu, val.cpu),
nthreads);
do {
if (!unlikely(t->flags & PF_EXITING)) {
if (likely(!(t->flags & PF_EXITING))) {
ticks = cputime_add(prof_ticks(t), left);
if (cputime_eq(t->it_prof_expires,
cputime_zero) ||
......@@ -512,7 +512,7 @@ static void process_timer_rebalance(struct task_struct *p,
left = cputime_div(cputime_sub(expires.cpu, val.cpu),
nthreads);
do {
if (!unlikely(t->flags & PF_EXITING)) {
if (likely(!(t->flags & PF_EXITING))) {
ticks = cputime_add(virt_ticks(t), left);
if (cputime_eq(t->it_virt_expires,
cputime_zero) ||
......@@ -527,7 +527,7 @@ static void process_timer_rebalance(struct task_struct *p,
nsleft = expires.sched - val.sched;
do_div(nsleft, nthreads);
do {
if (!unlikely(t->flags & PF_EXITING)) {
if (likely(!(t->flags & PF_EXITING))) {
ns = t->sched_time + nsleft;
if (t->it_sched_expires == 0 ||
t->it_sched_expires > ns) {
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册