Merge tag 'for-linus-4.4-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip

Pull xen updates from David Vrabel:

 - Improve balloon driver memory hotplug placement.

 - Use unpopulated hotplugged memory for foreign pages (if
   supported/enabled).

 - Support 64 KiB guest pages on arm64.

 - CPU hotplug support on arm/arm64.

* tag 'for-linus-4.4-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: (44 commits)
  xen: fix the check of e_pfn in xen_find_pfn_range
  x86/xen: add reschedule point when mapping foreign GFNs
  xen/arm: don't try to re-register vcpu_info on cpu_hotplug.
  xen, cpu_hotplug: call device_offline instead of cpu_down
  xen/arm: Enable cpu_hotplug.c
  xenbus: Support multiple grants ring with 64KB
  xen/grant-table: Add an helper to iterate over a specific number of grants
  xen/xenbus: Rename *RING_PAGE* to *RING_GRANT*
  xen/arm: correct comment in enlighten.c
  xen/gntdev: use types from linux/types.h in userspace headers
  xen/gntalloc: use types from linux/types.h in userspace headers
  xen/balloon: Use the correct sizeof when declaring frame_list
  xen/swiotlb: Add support for 64KB page granularity
  xen/swiotlb: Pass addresses rather than frame numbers to xen_arch_need_swiotlb
  arm/xen: Add support for 64KB page granularity
  xen/privcmd: Add support for Linux 64KB page granularity
  net/xen-netback: Make it running on 64KB page granularity
  net/xen-netfront: Make it running on 64KB page granularity
  block/xen-blkback: Make it running on 64KB page granularity
  block/xen-blkfront: Make it running on 64KB page granularity
  ...

1 files changed, 12 insertions, 10 deletions

diff --git a/include/uapi/xen/gntalloc.h b/include/uapi/xen/gntalloc.h
index 76bd58065f4f..48d2790ef928 100644
--- a/include/uapi/xen/gntalloc.h
+++ b/include/uapi/xen/gntalloc.h
@@ -11,6 +11,8 @@
 #ifndef __LINUX_PUBLIC_GNTALLOC_H__
 #define __LINUX_PUBLIC_GNTALLOC_H__
 
+#include <linux/types.h>
+
 /*
  * Allocates a new page and creates a new grant reference.
  */
@@ -19,17 +21,17 @@ _IOC(_IOC_NONE, 'G', 5, sizeof(struct ioctl_gntalloc_alloc_gref))
 struct ioctl_gntalloc_alloc_gref {
 	/* IN parameters */
 	/* The ID of the domain to be given access to the grants. */
-	uint16_t domid;
+	__u16 domid;
 	/* Flags for this mapping */
-	uint16_t flags;
+	__u16 flags;
 	/* Number of pages to map */
-	uint32_t count;
+	__u32 count;
 	/* OUT parameters */
 	/* The offset to be used on a subsequent call to mmap(). */
-	uint64_t index;
+	__u64 index;
 	/* The grant references of the newly created grant, one per page */
 	/* Variable size, depending on count */
-	uint32_t gref_ids[1];
+	__u32 gref_ids[1];
 };
 
 #define GNTALLOC_FLAG_WRITABLE 1
@@ -43,9 +45,9 @@ _IOC(_IOC_NONE, 'G', 6, sizeof(struct ioctl_gntalloc_dealloc_gref))
 struct ioctl_gntalloc_dealloc_gref {
 	/* IN parameters */
 	/* The offset returned in the map operation */
-	uint64_t index;
+	__u64 index;
 	/* Number of references to unmap */
-	uint32_t count;
+	__u32 count;
 };
 
 /*
@@ -67,11 +69,11 @@ struct ioctl_gntalloc_unmap_notify {
 	 * be cleared. Otherwise, it can be any byte in the page whose
 	 * notification we are adjusting.
 	 */
-	uint64_t index;
+	__u64 index;
 	/* Action(s) to take on unmap */
-	uint32_t action;
+	__u32 action;
 	/* Event channel to notify */
-	uint32_t event_channel_port;
+	__u32 event_channel_port;
 };
 
 /* Clear (set to zero) the byte specified by index */