Hi,
On 5/8/21 11:29 AM, Marc Zyngier wrote:
> On Sat, 08 May 2021 08:11:52 +0100,
> Zhu Lingshan <lingshan.zhu@xxxxxxxxx> wrote:
>>
>> This reverts commit a979a6aa009f3c99689432e0cdb5402a4463fb88.
>>
>> The reverted commit may cause VM freeze on arm64 platform.
>> Because on arm64 platform, stop a consumer will suspend the VM,
>> the VM will freeze without a start consumer
>
> It also unconditionally calls del_consumer on the producer, which
> isn't exactly expected.
>
>>
>> Signed-off-by: Zhu Lingshan <lingshan.zhu@xxxxxxxxx>
>
> Reported-by: Shaokun Zhang <zhangshaokun@xxxxxxxxxxxxx>
Reviewed-by: Eric Auger <eric.auger@xxxxxxxxxx>
Thanks
Eric
> Suggested-by: Marc Zyngier <maz@xxxxxxxxxx>
> Acked-by: Marc Zyngier <maz@xxxxxxxxxx>
> Fixes: a979a6aa009f ("irqbypass: do not start cons/prod when failed connect")
> Link: https://lore.kernel.org/r/3a2c66d6-6ca0-8478-d24b-61e8e3241b20@xxxxxxxxxxxxx
> Cc: stable@xxxxxxxxxxxxxxx
>
> Thanks,
>
> M.
>
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