RE: [PATCH] genirq: Add the IRQS_ONESHOT support for edge interrupt

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From: "Liu, Chuansheng" <chuansheng.liu@intel.com>
To: anish singh <anish198519851985@gmail.com>
Cc: "'linux-kernel@vger.kernel.org' (linux-kernel@vger.kernel.org)" 
	<linux-kernel@vger.kernel.org>,
	"tglx@linutronix.de" <tglx@linutronix.de>
Subject: RE: [PATCH] genirq: Add the IRQS_ONESHOT support for edge interrupt
Date: Tue, 18 Sep 2012 07:18:37 +0000	[thread overview]
Message-ID: <27240C0AC20F114CBF8149A2696CBE4A182055@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <CAK7N6vosWH8HoWCyw_jjubL3CRYr-VRdxi1o9WevXd=stSQkcw@mail.gmail.com>

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> Are you sure you have not returned from the irq_thread and how do you
> know that primary handler is called in between when your irq_thread is
> running?

I am sure because the spin recursive locks has been printed with call stack,
further more, with IRQS_ONESHOT, I have printed the value of irqd_irq_masked(&desc->irq_data),
it is 0, that means when with IRQS_ONESHOT, and the irq thread is called but the irq is not masked during this time.
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next prev parent reply	other threads:[~2012-09-18  7:19 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-18 12:54 Chuansheng Liu
     [not found] ` <CAK7N6vqKp0Tcdr0CP4grq12C8-Oe05+uCEyos=mLMitwpet+Zw@mail.gmail.com>
2012-09-18  4:51   ` Liu, Chuansheng
2012-09-18  7:13     ` anish singh
2012-09-18  7:18       ` Liu, Chuansheng [this message]
2012-09-18  7:21       ` Liu, Chuansheng
2012-09-18  9:08         ` anish singh
2012-09-18 13:57 ` Chuansheng Liu

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