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-rw-r--r--include/linux/huge_mm.h2
-rw-r--r--include/linux/hugetlb.h4
-rw-r--r--include/uapi/linux/kvm.h2
-rw-r--r--include/xen/interface/io/protocols.h2
4 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 528454c2caa9..26ee56c80dc7 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -123,7 +123,7 @@ extern void __split_huge_page_pmd(struct vm_area_struct *vma,
} while (0)
extern void split_huge_page_pmd_mm(struct mm_struct *mm, unsigned long address,
pmd_t *pmd);
-#if HPAGE_PMD_ORDER > MAX_ORDER
+#if HPAGE_PMD_ORDER >= MAX_ORDER
#error "hugepages can't be allocated by the buddy allocator"
#endif
extern int hugepage_madvise(struct vm_area_struct *vma,
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index feaf0c7fb7d8..89d4fbf681e7 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -69,6 +69,10 @@ void hugetlb_unreserve_pages(struct inode *inode, long offset, long freed);
int dequeue_hwpoisoned_huge_page(struct page *page);
void copy_huge_page(struct page *dst, struct page *src);
+#ifdef CONFIG_ARCH_WANT_HUGE_PMD_SHARE
+pte_t *huge_pmd_share(struct mm_struct *mm, unsigned long addr, pud_t *pud);
+#endif
+
extern unsigned long hugepages_treat_as_movable;
extern const unsigned long hugetlb_zero, hugetlb_infinity;
extern int sysctl_hugetlb_shm_group;
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index d88c8ee00c8b..acccd08be6c7 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -666,6 +666,7 @@ struct kvm_ppc_smmu_info {
#define KVM_CAP_IRQ_MPIC 90
#define KVM_CAP_PPC_RTAS 91
#define KVM_CAP_IRQ_XICS 92
+#define KVM_CAP_ARM_EL1_32BIT 93
#ifdef KVM_CAP_IRQ_ROUTING
@@ -783,6 +784,7 @@ struct kvm_dirty_tlb {
#define KVM_REG_IA64 0x3000000000000000ULL
#define KVM_REG_ARM 0x4000000000000000ULL
#define KVM_REG_S390 0x5000000000000000ULL
+#define KVM_REG_ARM64 0x6000000000000000ULL
#define KVM_REG_MIPS 0x7000000000000000ULL
#define KVM_REG_SIZE_SHIFT 52
diff --git a/include/xen/interface/io/protocols.h b/include/xen/interface/io/protocols.h
index 0eafaf254fff..056744b4b05e 100644
--- a/include/xen/interface/io/protocols.h
+++ b/include/xen/interface/io/protocols.h
@@ -15,7 +15,7 @@
# define XEN_IO_PROTO_ABI_NATIVE XEN_IO_PROTO_ABI_IA64
#elif defined(__powerpc64__)
# define XEN_IO_PROTO_ABI_NATIVE XEN_IO_PROTO_ABI_POWERPC64
-#elif defined(__arm__)
+#elif defined(__arm__) || defined(__aarch64__)
# define XEN_IO_PROTO_ABI_NATIVE XEN_IO_PROTO_ABI_ARM
#else
# error arch fixup needed here