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SubjectRe: [PATCH] pciehp: Fix race condition handling surprise link-down
On Fri, Feb 03, 2017 at 10:51:04AM -0600, Bjorn Helgaas wrote:
> On Thu, Feb 02, 2017 at 10:00:53PM -0800, Raj, Ashok wrote:
> > ...
> > Just to summarize, we only queue the POWEROFF due to surprise link down
> > and another POWERON due to link becoming back up. The transient link-down
> > events are coveniently ignored.
>
> I'm leery about ignoring events, though it happens to be convenient in
> this case. I think we're ignoring them because we're running work
> items simultaneously with other items, and I think that concurrency is
> unnecessary complexity.
>
> I think it would be safer to queue every event and process every event
> serially.

Hi Ashok,

Just a ping to make sure we're not deadlocked. I'm waiting for you,
so I hope you're not also waiting for me :) I'm not trying to rush you;
I just don't want to drop this by mistake.

Bjorn

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