Commit 55fbe86e authored by Paul E. McKenney's avatar Paul E. McKenney
Browse files

rcu: Remove initialized but unused rnp from check_slow_task() 



This commit removes the variable rnp from check_slow_task(), which
is defined, assigned to, but not otherwise used.

Reported-by: default avatarkbuild test robot <lkp@intel.com>
Signed-off-by: default avatarPaul E. McKenney <paulmck@kernel.org>
parent 3c8920e2

kernel/rcu/tree_stall.h

+0 −2
Original line number Diff line number Diff line
@@ -237,14 +237,12 @@ struct rcu_stall_chk_rdr { 
 */

static bool check_slow_task(struct task_struct *t, void *arg)

{

	struct rcu_node *rnp;

	struct rcu_stall_chk_rdr *rscrp = arg;



	if (task_curr(t))

		return false; // It is running, so decline to inspect it.

	rscrp->nesting = t->rcu_read_lock_nesting;

	rscrp->rs = t->rcu_read_unlock_special;

	rnp = t->rcu_blocked_node;

	rscrp->on_blkd_list = !list_empty(&t->rcu_node_entry);

	return true;

}