On 07/22/2013 10:49 AM, David Vrabel wrote: > Hi, > > I have made the for-centos-v5 branch available on > > git://xenbits.xen.org/people/dvrabel/linux.git > > This is based on 3.4.54 and includes the following additional fixes > (since the for-centos-v4 branch). > > * x86/xen: during early setup, only 1:1 map the ISA region > > Fixes a boot failure if tboot is used. > > * xen/evtchn: avoid a deadlock when unbinding an event channel > > Fixes a potential deadlock by users (e.g., qemu, xenstored) of > /dev/xen/evtchn. > > You may also wish to consider enabling > CONFIG_XEN_BALLOON_MEMORY_HOTPLUG. The kernel bug that was causing > problems is already fixed (by xen/balloon: Subtract from > xen_released_pages the count that is populated) and now that dom0 will > not try to auto-balloon by default, enabling this option should no > longer cause problems in dom0. > > This option is required to increase the amount of memory in a guest > using this kernel above the initial amount. > David, There are two unset Xen ballon options ... they are: # CONFIG_XEN_SELFBALLOONING is not set # CONFIG_XEN_BALLOON_MEMORY_HOTPLUG is not set I see that you have recommended: CONFIG_XEN_BALLOON_MEMORY_HOTPLUG=y what about: CONFIG_XEN_SELFBALLOONING (Leave it unset or set it to yes as well) Thanks, Johnny Hughes
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