Hello:
This patch was applied to bluetooth/bluetooth-next.git (master)
by Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>:
On Tue, 5 Jul 2022 10:25:01 -0700 you wrote:
> From: Vasyl Vavrychuk <vasyl.vavrychuk@xxxxxxxxxxxxxxx>
>
> `cancel_work_sync(&hdev->power_on)` was moved to hci_dev_close_sync in
> commit [1] to ensure that power_on work is canceled after HCI interface
> down.
>
> But, in certain cases power_on work function may call hci_dev_close_sync
> itself: hci_power_on -> hci_dev_do_close -> hci_dev_close_sync ->
> cancel_work_sync(&hdev->power_on), causing deadlock. In particular, this
> happens when device is rfkilled on boot. To avoid deadlock, move
> power_on work canceling out of hci_dev_do_close/hci_dev_close_sync.
>
> [...]
Here is the summary with links:
- Bluetooth: core: Fix deadlock on hci_power_on_sync.
https://git.kernel.org/bluetooth/bluetooth-next/c/bf909caec390
You are awesome, thank you!
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