diff options
| -rw-r--r-- | arch/s390/boot/startup.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/s390/boot/startup.c b/arch/s390/boot/startup.c index 6cf89314209a..bb5d26f0ff41 100644 --- a/arch/s390/boot/startup.c +++ b/arch/s390/boot/startup.c @@ -313,9 +313,8 @@ static unsigned long setup_kernel_memory_layout(void) pages = SECTION_ALIGN_UP(pages); /* keep vmemmap_start aligned to a top level region table entry */ vmemmap_start = round_down(VMALLOC_START - pages * sizeof(struct page), rte_size); - vmemmap_start = min(vmemmap_start, 1UL << MAX_PHYSMEM_BITS); - /* maximum mappable address as seen by arch_get_mappable_range() */ - max_mappable = vmemmap_start; + /* maximum address for which linear mapping could be created (DCSS, memory) */ + max_mappable = min(vmemmap_start, 1UL << MAX_PHYSMEM_BITS); /* make sure identity map doesn't overlay with vmemmap */ ident_map_size = min(ident_map_size, vmemmap_start); vmemmap_size = SECTION_ALIGN_UP(ident_map_size / PAGE_SIZE) * sizeof(struct page); |