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SubjectRe: [linux-pm] [suspend/resume] Re: userspace notification from module
On Wed 2010-01-06 15:35:34, Anders Eriksson wrote:
>
> uzi18@o2.pl said:
> > Ummm sorry, it's IM App, to be realible for such app it's needed to close
> > conn before suspend, because after resume tcp connections will wait
> > (especialy on linux) quiet a lot of time to broke and reconnect.
>
> I don't know the details here, but shouldn't the kernel fix this internally?
>
> If sufficient time have elapsed so the kernel _should_ have sent keep alives
> etc on an othervise idle connection, they shold be sent immediately on resume.
> If the other end has disappeared by then, the resulting port unreachable
> should trigger a local closure of the tcp state which the app will notice
> (EBADF, or similar). Or?

Patches welcome.
Pavel

--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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