From: Vineet Gupta <Vineet.Gupta1@synopsys.com>
To: Daniel Lezcano <daniel.lezcano@linaro.org>,
"tglx@linutronix.de" <tglx@linutronix.de>
Cc: "nicolas.pitre@linaro.org" <nicolas.pitre@linaro.org>,
"linux-samsung-soc@vger.kernel.org"
<linux-samsung-soc@vger.kernel.org>,
"vincent.guittot@linaro.org" <vincent.guittot@linaro.org>,
"kernel@stlinux.com" <kernel@stlinux.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"rafael@kernel.org" <rafael@kernel.org>,
"peterz@infradead.org" <peterz@infradead.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>,
"linux-snps-arc@lists.infradead.org"
<linux-snps-arc@lists.infradead.org>,
"kvmarm@lists.cs.columbia.edu" <kvmarm@lists.cs.columbia.edu>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH V8 1/3] irq: Add flags to request_percpu_irq function
Date: Thu, 23 Mar 2017 11:34:21 -0700 [thread overview]
Message-ID: <c025cd44-c8a2-1236-803a-5dc39315f2e3@synopsys.com> (raw)
In-Reply-To: <1490290924-12958-1-git-send-email-daniel.lezcano@linaro.org>
On 03/23/2017 10:42 AM, Daniel Lezcano wrote:
> In the next changes, we track the interrupts but we discard the timers as
> that does not make sense. The next interrupt on a timer is predictable.
>
> But, the API request_percpu_irq does not allow to pass a flag, hence specifying
> if the interrupt type is a timer.
>
> Solve this by passing a 'flags' parameter to the function and change all the
> callers to pass IRQF_TIMER when the interrupt is a timer interrupt, zero
> otherwise.
>
> For now, in order to prevent a misusage of this parameter, only the IRQF_TIMER
> flag is a valid parameter to be passed to the request_percpu_irq function.
>
> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Acked-by: Vineet Gupta <vgupta@synopsys.com> # for arch/arc, arc_timer bits
next prev parent reply other threads:[~2017-03-23 18:34 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-23 17:42 [PATCH V8 1/3] irq: Add flags to request_percpu_irq function Daniel Lezcano
2017-03-23 18:34 ` Vineet Gupta [this message]
2017-03-23 18:54 ` Mark Rutland
2017-03-23 19:19 ` Daniel Lezcano
2017-03-27 8:44 ` Andrew Jones
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