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Re: [Xen-devel] [PATCH v2] Fix scheduler crash after s3 resume
>>> On 25.01.13 at 12:56, Tomasz Wroblewski <tomasz.wroblewski@xxxxxxxxxx>
>>> wrote:
> I also tried Jan's suggestion of making do_softirq skip its job if we are
> resuming, that causes a hang in rcu_barrier(), adding another resume
> conditional rcu_barrier() made it progress further but crash elsewhere (don't
> remember where exactly, this approach looked a bit like dead end so i
> abandoned it quickly)
I didn't say exactly that - for avoiding the hang, you still need to
service the RCU softirq.
Jan
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