From: Sergey Senozhatsky <senozhatsky@chromium.org>
To: Marcel Holtmann <marcel@holtmann.org>,
Luiz Augusto von Dentz <luiz.dentz@gmail.com>,
Sean Wang <sean.wang@mediatek.com>
Cc: Tomasz Figa <tfiga@chromium.org>,
linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org,
Sergey Senozhatsky <senozhatsky@chromium.org>
Subject: Re: [PATCH v4 0/2] Bluetooth: btmtksdio: teardown fixes
Date: Wed, 24 Jun 2026 14:19:00 +0900 [thread overview]
Message-ID: <ajtoXTaBEMSyGADX@google.com> (raw)
In-Reply-To: <20260618031338.1011410-1-senozhatsky@chromium.org>
On (26/06/18 12:13), Sergey Senozhatsky wrote:
> This fixes several teardown issues:
>
> INFO: task kworker/u17:0:189 blocked for more than 122 seconds.
> __cancel_work_timer+0x3f4/0x460
> cancel_work_sync+0x1c/0x2c
> btmtksdio_flush+0x2c/0x40
> hci_dev_open_sync+0x10c4/0x2190
> [..]
>
> close/flush can deadlock when run concurrently with btmtksdio_txrx_work().
> In addition btmtksdio_txrx_work() re-enables interrupts regardless of
> close/flush being executed on another CPU.
>
> v3 -> v4:
> - fix commit message linter warnings/errors (tabs, subject line over 80
> chars).
>
> Sergey Senozhatsky (2):
> Bluetooth: btmtksdio: test for BUS IO errors in btmtksdio_txrx_work()
> Bluetooth: btmtksdio: call cancel_work_sync() out of host lock scope
Do the patches look good enough to pick up?
prev parent reply other threads:[~2026-06-24 5:19 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-18 3:13 [PATCH v4 0/2] Bluetooth: btmtksdio: teardown fixes Sergey Senozhatsky
2026-06-18 3:13 ` [PATCH v4 1/2] Bluetooth: btmtksdio: test for BUS IO errors in btmtksdio_txrx_work() Sergey Senozhatsky
2026-06-18 3:13 ` [PATCH v4 2/2] Bluetooth: btmtksdio: call cancel_work_sync() out of host lock scope Sergey Senozhatsky
2026-06-24 5:19 ` Sergey Senozhatsky [this message]
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