diff options
Diffstat (limited to 'arch/s390/mm/vmem.c')
| -rw-r--r-- | arch/s390/mm/vmem.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c index beccacf907f3..e4868bfc672f 100644 --- a/arch/s390/mm/vmem.c +++ b/arch/s390/mm/vmem.c @@ -60,7 +60,7 @@ static inline pmd_t *vmem_pmd_alloc(void) return pmd; } -static pte_t __init_refok *vmem_pte_alloc(void) +static pte_t __ref *vmem_pte_alloc(void) { pte_t *pte; @@ -221,6 +221,7 @@ int __meminit vmemmap_populate(struct page *start, unsigned long nr, int node) *pt_dir = pte; } } + memset(start, 0, nr * sizeof(struct page)); ret = 0; out: flush_tlb_kernel_range(start_addr, end_addr); @@ -235,7 +236,7 @@ static int insert_memory_segment(struct memory_segment *seg) { struct memory_segment *tmp; - if (seg->start + seg->size >= VMEM_MAX_PHYS || + if (seg->start + seg->size > VMEM_MAX_PHYS || seg->start + seg->size < seg->start) return -ERANGE; |
