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-rw-r--r--arch/s390/kernel/setup.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index efd12221ecb4..f04252cb6004 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -119,6 +119,7 @@ EXPORT_SYMBOL(VMALLOC_END);
struct page *vmemmap;
EXPORT_SYMBOL(vmemmap);
+unsigned long vmemmap_size;
unsigned long MODULES_VADDR;
unsigned long MODULES_END;
@@ -589,6 +590,7 @@ static void __init setup_memory_end(void)
memory_end = min(memory_end, KASAN_SHADOW_START);
vmemmap = max(vmemmap, (struct page *)KASAN_SHADOW_END);
#endif
+ vmemmap_size = SECTION_ALIGN_UP(memory_end / PAGE_SIZE) * sizeof(struct page);
max_pfn = max_low_pfn = PFN_DOWN(memory_end);
memblock_remove(memory_end, ULONG_MAX);