On Mon, 10 May 2021 02:12:22 +0100, Shaokun Zhang <zhangshaokun@xxxxxxxxxxxxx> wrote: > > Hi Marc, > > On 2021/5/8 17:29, 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> > > Thanks for the tag, it works with this patch, So: > Tested-by: Shaokun Zhang <zhangshaokun@xxxxxxxxxxxxx> > > I shall invite you to have a drink for the quick debug. > Anyway, thank you again. No worries, glad we were able to root-cause the problem quickly enough. Thanks, M. -- Without deviation from the norm, progress is not possible.