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From: | Paolo Bonzini |
Subject: | Re: [Qemu-devel] [PATCH 3/3] e1000: Old machine types, turn new subsection off |
Date: | Tue, 27 Mar 2018 22:17:51 +0200 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 |
On 27/03/2018 20:01, Dr. David Alan Gilbert wrote: >> New->old migration will place tx_legacy_vmstate_props in tx.props on the >> destination; new->new will realize the subsection was transmitted and >> ignore the tx_legacy_vmstate_props; old->new will not find data from the >> subsection and copy the tx_legacy_vmstate_props into one of tx.props and >> tx.tso_props. > Yeh, adding a legacy_props field should do it; although we never need > to transmit more than 2 copies. > > I'll look at this more tomorrow; I am a bit worried about testing it > though. Yes, I'm also afraid that we can't really do much better than careful code review. Paolo
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