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From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org,
	Peter Zijlstra <peterz@infradead.org>,
	"Rafael J . Wysocki" <rafael@kernel.org>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Nicolas Pitre <nicolas.pitre@linaro.org>,
	Jens Axboe <axboe@kernel.dk>, Hannes Reinecke <hare@suse.com>,
	Bjorn Helgaas <bhelgaas@google.com>
Subject: Re: [PATCH 3/3] irq: Compute the periodic interval for interrupts
Date: Thu, 22 Jun 2017 18:35:21 +0200	[thread overview]
Message-ID: <20170622163521.GD2479@mai> (raw)
In-Reply-To: <alpine.DEB.2.20.1706221647370.1885@nanos>

On Thu, Jun 22, 2017 at 05:25:56PM +0200, Thomas Gleixner wrote:

[ ... ]

> > +	ret = irq_timings_alloc(irq);
> > +	if (ret) {
> > +		pr_warn("Failed to allocate irq timing stats for irq%d (%d)",
> > +			irq, ret);
> 
> That error code is -ENOMEM always, right?

No, it could be also the value returned by idr_alloc() which could be EINVAL or
ENOSPC (which are values returned also by the low level libraries radix-tree
functions).

  reply	other threads:[~2017-06-22 16:35 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-20 21:26 [GIT PULL V11] irq: next irq tracking Daniel Lezcano
2017-06-20 21:28 ` [PATCH 1/3] irq: Allow to pass the IRQF_TIMER flag with percpu irq request Daniel Lezcano
2017-06-20 21:28   ` [PATCH 2/3] irq: Track the interrupt timings Daniel Lezcano
2017-06-22 14:47     ` Thomas Gleixner
2017-06-22 14:55       ` Daniel Lezcano
2017-06-20 21:28   ` [PATCH 3/3] irq: Compute the periodic interval for interrupts Daniel Lezcano
2017-06-22 15:25     ` Thomas Gleixner
2017-06-22 16:35       ` Daniel Lezcano [this message]
2017-06-22  9:31   ` [PATCH 1/3] irq: Allow to pass the IRQF_TIMER flag with percpu irq request Mark Rutland
2017-06-22 10:36     ` Daniel Lezcano
2017-06-20 22:04 ` [GIT PULL V11] irq: next irq tracking Thomas Gleixner
2017-06-21 10:57   ` Daniel Lezcano
2017-07-06 12:29   ` [PATCH V11] irq: Allow to pass the IRQF_TIMER flag with percpu irq request Daniel Lezcano
2017-07-06 21:21     ` [tip:irq/urgent] genirq: " tip-bot for Daniel Lezcano

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