On 14.04.19 07:59, Anshuman Khandual wrote: > This series enables memory hot remove on arm64 after fixing a memblock > removal ordering problem in generic __remove_memory(). This is based > on the following arm64 working tree. > > git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core > > Testing: > > Tested hot remove on arm64 for all 4K, 16K, 64K page config options with > all possible VA_BITS and PGTABLE_LEVELS combinations. Build tested on non > arm64 platforms. > > Changes in V2: > > - Added all received review and ack tags > - Split the series from ZONE_DEVICE enablement for better review > > - Moved memblock re-order patch to the front as per Robin Murphy > - Updated commit message on memblock re-order patch per Michal Hocko > > - Dropped [pmd|pud]_large() definitions > - Used existing [pmd|pud]_sect() instead of earlier [pmd|pud]_large() > - Removed __meminit and __ref tags as per Oscar Salvador > - Dropped unnecessary 'ret' init in arch_add_memory() per Robin Murphy > - Skipped calling into pgtable_page_dtor() for linear mapping page table > pages and updated all relevant functions > > Changes in V1: (https://lkml.org/lkml/2019/4/3/28) > > Anshuman Khandual (2): > mm/hotplug: Reorder arch_remove_memory() call in __remove_memory() > arm64/mm: Enable memory hot remove > > arch/arm64/Kconfig | 3 + > arch/arm64/include/asm/pgtable.h | 2 + > arch/arm64/mm/mmu.c | 221 ++++++++++++++++++++++++++++++++++++++- > mm/memory_hotplug.c | 3 +- > 4 files changed, 225 insertions(+), 4 deletions(-) > What's the progress of this series? I'll need arch_remove_memory() for the series [PATCH v2 0/8] mm/memory_hotplug: Factor out memory block device handling -- Thanks, David / dhildenb