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rcu-tasks: Convert rcu_tasks_wait_gp() for-loop to while-loop 

The infinite for-loop in rcu_tasks_wait_gp() has its only exit at the
top of the loop, so this commit does the straightforward conversion to
a while-loop, thus saving a few lines.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Paul E. McKenney 2020-09-15 15:41:50 -07:00
parent e1eb075ccf
commit 77dc174103
1 changed files with 1 additions and 4 deletions
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5
kernel/rcu/tasks.h
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@ -338,14 +338,11 @@ static void rcu_tasks_wait_gp(struct rcu_tasks *rtp)
if (fract > HZ)
fract = HZ;
for (;;) {
while (!list_empty(&holdouts)) {
bool firstreport;
bool needreport;
int rtst;
if (list_empty(&holdouts))
break;
/* Slowly back off waiting for holdouts */
set_tasks_gp_state(rtp, RTGS_WAIT_SCAN_HOLDOUTS);
schedule_timeout_idle(HZ/fract);