[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [Patch v2] tools/migrate: Fix regression when migrating from older version of Xen
On Thu, 2013-07-18 at 17:27 +0100, Andrew Cooper wrote: > > > > and you setting ctx->last_checkpoint = 0 basically means that you > > are > > banking on the far end (with older version of tools) to close the > > socket, causing > > "get pagebuf" to fail and subsequently land on finish. > > IIRC, this was the behavior before XC_SAVE_ID_LAST_CHECKPOINT was > > introduced > > by Ian Campbell, to get rid of this benign error message. > > That might have been 'fine' for PV guests, but it cause active > breakage for HVM domains where the qemu save record immediately > follows in the migration stream. There is a "tail" section on a PV migrate as well, it's not the qemu save record, but how come this isn't impacted? Ian. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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