[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] 4.7 qemu regression: HVM guests fail to boot from xvda
On 03/06/16 12:20, Olaf Hering wrote: > On Fri, Jun 03, George Dunlap wrote: > >> On 01/06/16 16:36, Ian Jackson wrote: >>> I think we should fix this with a syntax for explicitly specifying a >>> pv-only device with the hd* pv block number. > >> Would this be a suitable solution for you, and do you think you >> understand the suggestion well enough / have enough time to write up a >> patch? > > In another mail in this thread it was said that there are two things: > one is the controller type (piix,ahci) and another is the disk type > (connected to emulated hardware, pv-only). The controller type can be > adjusted with 'hdtype=(ide|ahci)'. > > I think the regression is: 'vdev=xvda' does not result in a disk > connected to the emulated controller. Should we change the way hdtype= > is handled internally? If hdtype= is not given it remains unset and with > vdev=xvd* no disk-on-emulated-controller gets added. If hdtype= is set > then vdev=xvd* will result in an disk-on-emulated-controller, which > fixes the regression. If vdev=hd* and hdtype= was not set, hdtype will > be silently set to ide. I'd be OK with this. But is the "hdtype unset" also available at the libxl level? Although I still think that the XenoLinux kernels should as soon as posssible try to move to following upstream Linux's practice of not stealing major numbers of other drivers. -George _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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