Re: [PATCH v6 1/3] cpu-hotplug: export cpu_hotplug_enable/cpu_hotplug_disable

2015-07-21 Thread Thomas Gleixner
On Fri, 26 Jun 2015, Vitaly Kuznetsov wrote: > Hyper-V module needs to disable cpu hotplug (offlining) as there is no > support from hypervisor side to reassing already opened event channels s/reassing/reassign/ > to a different CPU. Currently it is been done by altering > smp_ops.cpu_disable

Re: [PATCH v6 1/3] cpu-hotplug: export cpu_hotplug_enable/cpu_hotplug_disable

2015-07-21 Thread Thomas Gleixner
On Fri, 26 Jun 2015, Vitaly Kuznetsov wrote: Hyper-V module needs to disable cpu hotplug (offlining) as there is no support from hypervisor side to reassing already opened event channels s/reassing/reassign/ to a different CPU. Currently it is been done by altering smp_ops.cpu_disable but

[PATCH v6 1/3] cpu-hotplug: export cpu_hotplug_enable/cpu_hotplug_disable

2015-06-26 Thread Vitaly Kuznetsov
Hyper-V module needs to disable cpu hotplug (offlining) as there is no support from hypervisor side to reassing already opened event channels to a different CPU. Currently it is been done by altering smp_ops.cpu_disable but it is hackish. Signed-off-by: Vitaly Kuznetsov --- kernel/cpu.c | 3 ++-

[PATCH v6 1/3] cpu-hotplug: export cpu_hotplug_enable/cpu_hotplug_disable

2015-06-26 Thread Vitaly Kuznetsov
Hyper-V module needs to disable cpu hotplug (offlining) as there is no support from hypervisor side to reassing already opened event channels to a different CPU. Currently it is been done by altering smp_ops.cpu_disable but it is hackish. Signed-off-by: Vitaly Kuznetsov vkuzn...@redhat.com ---