Re: [RFC 3/5] sched: Add CPU rate hard caps

Kari Hurtta wrote:

Peter Williams <[email protected]> writes in gmane.linux.kernel:

This patch implements hard CPU rate caps per task as a proportion of a
single CPU's capacity expressed in parts per thousand.

+ * Require: 1 <= new_cap <= 1000
+ */
+int set_cpu_rate_hard_cap(struct task_struct *p, unsigned int new_cap)
+{
+	int is_allowed;
+	unsigned long flags;
+	struct runqueue *rq;
+	int delta;
+
+	if (new_cap > 1000 && new_cap > 0)
+		return -EINVAL;

That condition looks wrong.

It certainly does.

Thanks
Peter
--
Peter Williams                                   [email protected]

"Learning, n. The kind of ignorance distinguishing the studious."
 -- Ambrose Bierce
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---

• References:
  • [RFC 0/5] sched: Add CPU rate caps
    • From: Peter Williams <[email protected]>
  • [RFC 3/5] sched: Add CPU rate hard caps
    • From: Peter Williams <[email protected]>
  • Re: [RFC 3/5] sched: Add CPU rate hard caps
    • From: Kari Hurtta <[email protected]>

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