linux-kernel - Re: [PATCH] i2c: virtio: Avoid hang by using interruptible completion wait

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Message-ID: <20250714033923.uoyehav3sbcb3rqn@vireshk-i7>
Date: Mon, 14 Jul 2025 09:09:23 +0530
From: Viresh Kumar <viresh.kumar@...aro.org>
To: Andi Shyti <andi.shyti@...nel.org>
Cc: "Chen, Jian Jun" <jian.jun.chen@...el.com>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	linux-i2c@...r.kernel.org, virtualization@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] i2c: virtio: Avoid hang by using interruptible
 completion wait

On 11-07-25, 16:51, Andi Shyti wrote:
> Hi Viresh,
> 
> On Thu, Jul 03, 2025 at 05:01:02PM +0530, Viresh Kumar wrote:
> > The current implementation uses wait_for_completion(), which can cause
> > the caller to hang indefinitely if the transfer never completes.
> > 
> > Switch to wait_for_completion_interruptible() so that the operation can
> > be interrupted by signals.
> > 
> > Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
> 
> Do we need the Fixes tag here?

Maybe we can add:

Fixes: 84e1d0bf1d71 ("i2c: virtio: disable timeout handling")

-- 
viresh