[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] RE: [Xen-devel] hvc0 xvc0 "compatibility"?
Yes, that's the one. Thanks much for pointing it out. > -----Original Message----- > From: Ian Campbell [mailto:Ian.Campbell@xxxxxxxxxx] > Sent: Wednesday, June 24, 2009 2:24 AM > To: Dan Magenheimer > Cc: Xen-Devel (E-mail) > Subject: Re: [Xen-devel] hvc0 xvc0 "compatibility"? > > > On Tue, 2009-06-23 at 16:00 -0400, Dan Magenheimer wrote: > > I have a (RHEL5) guest that I alternate booting with a 2.6.18-xen > > kernel and an upstream kernel. > > > > Upstream uses hvc0 for the console and 2.6.18-xen uses xvc0. To > > switch between them, I manually modify /etc/inittab. If I > > forget to do this, I get no login prompt and have to destroy > > the domain, restart selecting the other kernel, etc. > > > > Do I recall a patch that allows one of these kernels to > > handle both hvc0 and xvc0? That would make my life easier. > > Or is this something that can be done in userland? > > I think you are thinking of linux-2.6.18-xen.hg 762:a070228ac76e "add > hvc compatibility mode to xencons". If you add xencons=hvc to your > kernel command line then 2.6.18 will use hvc and since pvops will just > ignore the unknown option you won't need to keep switching > stuff around. > > Ian. > > > > > Thanks, > > Dan > > > > _______________________________________________ > > Xen-devel mailing list > > Xen-devel@xxxxxxxxxxxxxxxxxxx > > http://lists.xensource.com/xen-devel > > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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