Hi guys, I've been in contact with Bob Ball at Citrix and he's passed on this information after confirming the bug we're seeing. I was hoping someone on the list could help track this down.
> I experienced the CDROM issue on XenServer 6.0 and 6.1. I've seen > http://www.mail-archive.com/freebsd-xen@freebsd.org/msg01369.html which > suggests that there was a fix in Xen 4.1.2, which is surprising since > XenServer 6.1 uses Xen 4.1.3 and still exhibits the problem. > http://xenbits.xen.org/gitweb/?p=qemu-xen-4.2-testing.git;a=commit;h=effd5676225761abdab90becac519716515c3be4 > refers to another regression from 4.1.2 to 4.1.3 relating to the CDROM, > but it appears as though this regression was not merged into XenServer > (i.e. the Xen 4.1.3 used in XenServer did not require this further patch). > > http://xen.1045712.n5.nabble.com/Xen-4-1-1-HVM-guest-cdrom-trouble-lost-interrupts-ata-failed-commands-frozen-td4953147.html#a5028910 > gives one potential fix, which I believe is the one referenced in the > release notes for 4.1 - however, I've applied this to my Xen and it > does not appear to enable FreeBSD guests to boot with CDs attached. > Could you confirm this from the other perspective and try the > equivalent guest kernel patch? > > diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c > index 8214724..6b57f90 100644 > --- a/arch/x86/pci/xen.c > +++ b/arch/x86/pci/xen.c > @@ -308,8 +308,7 @@ int __init pci_xen_init(void) > > int __init pci_xen_hvm_init(void) > { > - if (!xen_feature(XENFEAT_hvm_pirqs)) > - return 0; > + return 0; > > #ifdef CONFIG_ACPI > /* > > This appears to be a patch for Linux, and I've not located the > equivalent file in FreeBSD (I'm assuming this is down to my > inexperience in FreeBSD!) > > I believe that this probably means we have a problem in Xen with > booting FreeBSD guests that hasn't been tracked down, would you agree? > Have either of you seen this working on later versions of OpenSource > Xen? (i.e. not XenServer?) _______________________________________________ freebsd-xen@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-xen To unsubscribe, send any mail to "freebsd-xen-unsubscr...@freebsd.org"
