Messages in this thread | | | From | Pingfan Liu <> | Date | Wed, 8 Jan 2020 17:11:28 +0800 | Subject | Re: [PATCH v1] mm/memory_hotplug: Don't free usage map when removing a re-added early section |
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On Wed, Jan 8, 2020 at 4:24 PM David Hildenbrand <david@redhat.com> wrote: > > > We have another reproducer that is used more frequently than memtrace :) > > Using Dynamic Memory under a Power DLAPR can trigger it easily. > Triggering removal (I assume after previously removed+re-added) of > memory from the HMC GUI can crash the kernel with the same call trace > and is fixed by this patch. > > CCing Pingfan who verified that this patch fixes the issue - maybe he > wants to provide a Tested-by: Yes, this patch fixes the hot remove+add+remove bug on POWERVM, which can be reproduced by dlpar.
Tested-by: Pingfan Liu <piliu@redhat.com> > > @Andrew, any chance we can get this upstream soon-ish? Thanks! > > -- > Thanks, > > David / dhildenb >
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