Messages in this thread | | | Date | Wed, 2 Nov 2011 08:10:39 -0700 | From | Tejun Heo <> | Subject | Re: [linux-pm] hiberante hangs TCP Re: [EXAMPLE CODE] Parasite thread injection and TCP connection hijacking |
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Hello,
On Wed, Nov 02, 2011 at 06:44:31PM +0900, MyungJoo Ham wrote: > > Hmmm... sounds like taking down network interfaces before starting > > hibernation sequence should be enough, which shouldn't be too > > difficult to implement from userland. Rafael, what do you think? > > > > Thanks. > > Um... it seems that the "thaw" callbacks of network interfaces or TCP > should do something on this. > > Probably, the "thaw" callbacks should make sure that the TCP > connections are closed?
I don't think it's a good idea to diddle with TCP connections from that layer. From what I understand, it seem all we need is plugging tx/rx while preparing for hibernation. That shouldn't be too difficult.
Thanks.
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