Re: [PATCH] nbd: Fix hung on disconnect request if socket is closed before

[Jens Axboe <axboe@kernel.dk>]

On Tue, 22 Mar 2022 16:06:39 +0800, Xie Yongji wrote:
> When userspace closes the socket before sending a disconnect
> request, the following I/O requests will be blocked in
> wait_for_reconnect() until dead timeout. This will cause the
> following disconnect request also hung on blk_mq_quiesce_queue().
> That means we have no way to disconnect a nbd device if there
> are some I/O requests waiting for reconnecting until dead timeout.
> It's not expected. So let's wake up the thread waiting for
> reconnecting directly when a disconnect request is sent.
> 
> [...]

Applied, thanks!

[1/1] nbd: Fix hung on disconnect request if socket is closed before
      commit: 491bf8f236fdeec698fa6744993f1ecf3fafd1a5

Best regards,
-- 
Jens Axboe