Messages in this thread | | | Date | Fri, 10 May 2013 23:16:10 -0500 | From | Robin Holt <> | Subject | Re: [PATCH -v8 01/11] CPU hotplug: Provide a generic helper to disable/enable CPU hotplug |
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On Fri, May 10, 2013 at 10:03:24AM -0700, Andrew Morton wrote: > On Fri, 10 May 2013 13:11:51 +0200 "Rafael J. Wysocki" <rjw@sisk.pl> wrote: > > > ... > > > > > cpu_hotplug_disable() doesn't get compiled unless we've defined > > > CONFIG_PM_SLEEP_SMP. I cannot begin to imagine what the logic is > > > behind that! > > > > I suppose it was only used by suspend/hibernate code paths when this was > > introduced. > > OK, well I suspect that what I have now is simply wrong for Robin's > application. Robin, can you please check this? We probably want to > make the does-something version of cpu_hotplug_disable/enable available > if CONFIG_HOTPLUG_CPU.
This patch came from "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>, I think I need to defer.
I spent all day trying to get an alpha cross compiler to build an unmodified kernel and modules, only to find I didn't need to go that far and could reproduce the failure with just building vmlinux.
Sorry for my slow response, Robin
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