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SubjectRe: [PATCH v5 0/3] xen/balloon: fixes for memory hotplug
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On 01.09.20 10:33, Roger Pau Monne wrote:
> Hello,
>
> The following series contain some fixes in order to split Xen
> unpopulated memory handling from the ballooning driver using the
> ZONE_DEVICE functionality, so that physical memory regions used to map
> foreign pages are not tied to memory hotplug.
>
> Note this is currently only available for x86 due to Arm using an
> identity map for dom0 p2m and thus needing special handling.
>
> Thanks, Roger.
>
> Roger Pau Monne (3):
> xen/balloon: add header guard
> memremap: rename MEMORY_DEVICE_DEVDAX to MEMORY_DEVICE_GENERIC
> xen: add helpers to allocate unpopulated memory
>
> drivers/dax/device.c | 2 +-
> drivers/gpu/drm/xen/xen_drm_front_gem.c | 9 +-
> drivers/xen/Kconfig | 11 ++
> drivers/xen/Makefile | 1 +
> drivers/xen/balloon.c | 4 +-
> drivers/xen/grant-table.c | 4 +-
> drivers/xen/privcmd.c | 4 +-
> drivers/xen/unpopulated-alloc.c | 185 ++++++++++++++++++++++++
> drivers/xen/xenbus/xenbus_client.c | 6 +-
> drivers/xen/xlate_mmu.c | 4 +-
> include/linux/memremap.h | 9 +-
> include/xen/balloon.h | 4 +
> include/xen/xen.h | 9 ++
> mm/memremap.c | 2 +-
> 14 files changed, 232 insertions(+), 22 deletions(-)
> create mode 100644 drivers/xen/unpopulated-alloc.c
>

Applied the series to xen/tip.git for-linus-5.9


Juergen

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