diff options
Diffstat (limited to 'arch/s390/mm/pageattr.c')
| -rw-r--r-- | arch/s390/mm/pageattr.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/s390/mm/pageattr.c b/arch/s390/mm/pageattr.c index 7104ffb5a67f..44f150312a16 100644 --- a/arch/s390/mm/pageattr.c +++ b/arch/s390/mm/pageattr.c @@ -252,6 +252,8 @@ static int change_page_attr(unsigned long addr, unsigned long end, int rc = -EINVAL; pgd_t *pgdp; + if (addr == end) + return 0; if (end >= MODULES_END) return -EINVAL; mutex_lock(&cpa_mutex); @@ -307,11 +309,11 @@ static void ipte_range(pte_t *pte, unsigned long address, int nr) int i; if (test_facility(13)) { - __ptep_ipte_range(address, nr - 1, pte); + __ptep_ipte_range(address, nr - 1, pte, IPTE_GLOBAL); return; } for (i = 0; i < nr; i++) { - __ptep_ipte(address, pte); + __ptep_ipte(address, pte, IPTE_GLOBAL); address += PAGE_SIZE; pte++; } |