Revert "cpuacct: reduce one NULL check in fast-path"



This reverts commit 7a46c594.

This was applied to the x86 tree mistakenly, it belongs into the
scheduler tree.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent 3fab1910

kernel/sched.c

+2 −3

Original line number	Diff line number	Diff line
		@@ -10001,11 +10001,10 @@ static void cpuacct_charge(struct task_struct *tsk, u64 cputime)
		cpu = task_cpu(tsk);
		ca = task_ca(tsk);

		do {
		for (; ca; ca = ca->parent) {
		u64 *cpuusage = per_cpu_ptr(ca->cpuusage, cpu);
		*cpuusage += cputime;
		ca = ca->parent;
		} while (ca);
		}
		}

		struct cgroup_subsys cpuacct_subsys = {