linux-kernel - Re: [PATCH 6/6] bus: mhi: ep: Save channel state locally during suspend and resume

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Message-ID: <4497ea5f-e255-12a3-78ca-7210d34e3762@quicinc.com>
Date:   Thu, 5 Jan 2023 08:57:49 -0700
From:   Jeffrey Hugo <quic_jhugo@...cinc.com>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        <mhi@...ts.linux.dev>
CC:     <linux-arm-msm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <stable@...r.kernel.org>
Subject: Re: [PATCH 6/6] bus: mhi: ep: Save channel state locally during
 suspend and resume

On 12/28/2022 9:17 AM, Manivannan Sadhasivam wrote:
> During suspend and resume, the channel state needs to be saved locally.
> Otherwise, the endpoint may access the channels while they were being
> suspended and causing access violations.
> 
> Fix it by saving the channel state locally during suspend and resume.
> 
> Cc: <stable@...r.kernel.org> # 5.19
> Fixes: e4b7b5f0f30a ("bus: mhi: ep: Add support for suspending and resuming channels")
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

Reviewed-by: Jeffrey Hugo <quic_jhugo@...cinc.com)