diff options
Diffstat (limited to 'mm/vmstat.c')
| -rw-r--r-- | mm/vmstat.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c index 28c45c26f901..e2197b03da57 100644 --- a/mm/vmstat.c +++ b/mm/vmstat.c @@ -1805,12 +1805,13 @@ static bool need_update(int cpu) /* * The fast way of checking if there are any vmstat diffs. - * This works because the diffs are byte sized items. */ - if (memchr_inv(p->vm_stat_diff, 0, NR_VM_ZONE_STAT_ITEMS)) + if (memchr_inv(p->vm_stat_diff, 0, NR_VM_ZONE_STAT_ITEMS * + sizeof(p->vm_stat_diff[0]))) return true; #ifdef CONFIG_NUMA - if (memchr_inv(p->vm_numa_stat_diff, 0, NR_VM_NUMA_STAT_ITEMS)) + if (memchr_inv(p->vm_numa_stat_diff, 0, NR_VM_NUMA_STAT_ITEMS * + sizeof(p->vm_numa_stat_diff[0]))) return true; #endif } @@ -1951,7 +1952,7 @@ void __init init_mm_internals(void) #endif #ifdef CONFIG_PROC_FS proc_create("buddyinfo", 0444, NULL, &buddyinfo_file_operations); - proc_create("pagetypeinfo", 0444, NULL, &pagetypeinfo_file_operations); + proc_create("pagetypeinfo", 0400, NULL, &pagetypeinfo_file_operations); proc_create("vmstat", 0444, NULL, &vmstat_file_operations); proc_create("zoneinfo", 0444, NULL, &zoneinfo_file_operations); #endif |