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From: Sujith Manoharan <c_manoha@qca.qualcomm.com>
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Message-ID: <20514.29811.833113.509573@gargle.gargle.HOWL> (sfid-20120808_161645_277694_CFC3E387)
Date: Wed, 8 Aug 2012 19:45:15 +0530
To: Felix Fietkau <nbd@openwrt.org>
CC: <linux-wireless@vger.kernel.org>, <linville@tuxdriver.com>,
	<rodrigue@qca.qualcomm.com>, <rmanohar@qca.qualcomm.com>,
	<c_manoha@qca.qualcomm.com>
Subject: [PATCH 3.6] ath9k: fix interrupt storms on queued hardware reset
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Felix Fietkau wrote:
> commit 124b979baeb2d7a0593be8d392f43725578478c1
> "ath9k: Fix race in reset-work usage" introduced a race condition, where
> IRQs are being left enabled, however the irq handler returns IRQ_HANDLED
> while the reset is still queued without addressing the IRQ cause.
> This leads to an IRQ storm that prevents the system from even getting to
> the reset code.

I think commit b74713d04effbacd3d126ce94cec18742187b6ce is what you should
be referring to.

Sujith