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-rw-r--r--arch/s390/kernel/setup.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 4b2039f3e2f4..a2e952b66248 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -551,7 +551,7 @@ static void __init setup_memory_end(void)
MODULES_END = vmax;
MODULES_VADDR = MODULES_END - MODULES_LEN;
VMALLOC_END = MODULES_VADDR;
- VMALLOC_START = vmax - vmalloc_size;
+ VMALLOC_START = VMALLOC_END - vmalloc_size;
/* Split remaining virtual space between 1:1 mapping & vmemmap array */
tmp = VMALLOC_START / (PAGE_SIZE + sizeof(struct page));
@@ -563,7 +563,7 @@ static void __init setup_memory_end(void)
vmemmap = (struct page *) tmp;
/* Take care that memory_end is set and <= vmemmap */
- memory_end = min(memory_end ?: max_physmem_end, tmp);
+ memory_end = min(memory_end ?: max_physmem_end, (unsigned long)vmemmap);
#ifdef CONFIG_KASAN
/* fit in kasan shadow memory region between 1:1 and vmemmap */
memory_end = min(memory_end, KASAN_SHADOW_START);