[GIT PULL] xen: branch for v5.9-rc4

[Juergen Gross <jgross@xxxxxxxx>]

Linus,

Please git pull the following tag:

 git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git for-linus-5.9-rc4-tag

xen: branch for v5.9-rc4

It contains a small series for fixing a problem with Xen PVH guests
when running as backends (e.g. as dom0). Mapping other guests' memory
now is working via ZONE_DEVICE, thus not requiring to abuse the memory
hotplug functionality for that purpose.

Thanks.

Juergen

 drivers/dax/device.c                    |   2 +-
 drivers/gpu/drm/xen/xen_drm_front_gem.c |   9 +-
 drivers/xen/Kconfig                     |  10 ++
 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         | 183 ++++++++++++++++++++++++++++++++
 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, 229 insertions(+), 22 deletions(-)

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