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From: Marcel Holtmann <marcel@holtmann.org>
To: Harish Bandi <c-hbandi@codeaurora.org>
Cc: Johan Hedberg <johan.hedberg@gmail.com>,
	mka@chromium.org, linux-kernel@vger.kernel.org,
	linux-bluetooth@vger.kernel.org, hemantg@codeaurora.org,
	linux-arm-msm@vger.kernel.org, bgodavar@codeaurora.org,
	anubhavg@codeaurora.org
Subject: Re: [PATCH v1] bluetooth: hci_qca: disable irqs when spinlock is acquired
Date: Wed, 4 Sep 2019 16:06:53 +0200	[thread overview]
Message-ID: <6F34A9CD-7C8F-4E5D-9A22-9F05CC2CF9BC@holtmann.org> (raw)
In-Reply-To: <1567571656-32403-1-git-send-email-c-hbandi@codeaurora.org>

Hi Harish,

> Looks like Deadlock is observed in hci_qca while performing
> stress and stability tests. Since same lock is getting
> acquired from qca_wq_awake_rx and hci_ibs_tx_idle_timeout
> seeing spinlock recursion, irqs should be disable while
> acquiring the spinlock always.
> 
> Signed-off-by: Harish Bandi <c-hbandi@codeaurora.org>
> ---
> drivers/bluetooth/hci_qca.c | 10 ++++++----
> 1 file changed, 6 insertions(+), 4 deletions(-)

patch has been applied to bluetooth-stable tree.

Regards

Marcel


      reply	other threads:[~2019-09-04 14:06 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-04  4:34 Harish Bandi
2019-09-04 14:06 ` Marcel Holtmann [this message]

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