On Wed, 2017-02-15 at 18:45:30 UTC, Nathan Fontenot wrote: > Revert the patch patch to auto-online hotplugged memory, commit > id ec999072442a. Using the auto-online acpability does online added > memory but does not update the associated device struct to > indicate that the memory is online. The result of this is that > memoryXX/online file in sysfs still reports the memory as being offline. > > Additionally, not updating the device struct to indicate the memory > is online will cause the pseries memory DLPAR code to fail when trying > to remove a LMB that was previously removed and added back. This happens > when validating that the LMB is removable. > > Looking further into the auto-online memory, it seems that this > capability is meant more for something like a balloon driver rather than > general memory hotplug. > > This patch reverts to the previous behavior of calling device_online() > to online the LMB when it is DLPAR added and moves the lmb_to_memblock() > routine out of CONFIG_MEMORY_HOTREMOVE now that we call it for add. > > Signed-off-by: Nathan Fontenot <nf...@linux.vnet.ibm.com>
Applied to powerpc next, thanks. https://git.kernel.org/powerpc/c/943db62c316c578f8e2cc6fb81a5f6 cheers
