Re: [PATCH v1 3/6] mm/memory_hotplug: restrict CONFIG_MEMORY_HOTPLUG to 64 bit

2021-10-07 Thread Oscar Salvador
On Wed, Sep 29, 2021 at 04:35:57PM +0200, David Hildenbrand wrote: > 32 bit support is broken in various ways: for example, we can online > memory that should actually go to ZONE_HIGHMEM to ZONE_MOVABLE or in > some cases even to one of the other kernel zones. > > We marked it BROKEN in commit

[PATCH v1 3/6] mm/memory_hotplug: restrict CONFIG_MEMORY_HOTPLUG to 64 bit

2021-09-29 Thread David Hildenbrand
32 bit support is broken in various ways: for example, we can online memory that should actually go to ZONE_HIGHMEM to ZONE_MOVABLE or in some cases even to one of the other kernel zones. We marked it BROKEN in commit b59d02ed0869 ("mm/memory_hotplug: disable the functionality for 32b") almost