Re: [Xen-devel] [PATCH] xen/x86: Don't BUG on CPU0 offlining

2017-06-29 Thread Juergen Groß
On 06/28/2017 06:31 PM, Vitaly Kuznetsov wrote: Konrad Rzeszutek Wilk writes: On Mon, Jun 26, 2017 at 06:39:30PM +0200, Vitaly Kuznetsov wrote: CONFIG_BOOTPARAM_HOTPLUG_CPU0 allows to offline CPU0 but Xen HVM guests BUG() in xen_teardown_timer(). Remove the BUG_ON(), this is probably a leftov

Re: [Xen-devel] [PATCH] xen/x86: Don't BUG on CPU0 offlining

2017-06-28 Thread Vitaly Kuznetsov
Konrad Rzeszutek Wilk writes: > On Mon, Jun 26, 2017 at 06:39:30PM +0200, Vitaly Kuznetsov wrote: >> CONFIG_BOOTPARAM_HOTPLUG_CPU0 allows to offline CPU0 but Xen HVM guests >> BUG() in xen_teardown_timer(). Remove the BUG_ON(), this is probably a >> leftover from ancient times when CPU0 hotplug w

Re: [Xen-devel] [PATCH] xen/x86: Don't BUG on CPU0 offlining

2017-06-28 Thread Konrad Rzeszutek Wilk
On Mon, Jun 26, 2017 at 06:39:30PM +0200, Vitaly Kuznetsov wrote: > CONFIG_BOOTPARAM_HOTPLUG_CPU0 allows to offline CPU0 but Xen HVM guests > BUG() in xen_teardown_timer(). Remove the BUG_ON(), this is probably a > leftover from ancient times when CPU0 hotplug was impossible, it works > just fine f