1 files changed, 3 insertions, 3 deletions

diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 32dc14cd8900..7e277f2ad466 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -716,7 +716,7 @@ static ssize_t kpagecount_read(struct file *file, char __user *buf,
         pfn = src / KPMSIZE;
         count = min_t(size_t, count, (max_pfn * KPMSIZE) - src);
         if (src & KPMMASK || count & KPMMASK)
-                return -EIO;
+                return -EINVAL;
 
         while (count > 0) {
                 ppage = NULL;
@@ -726,7 +726,7 @@ static ssize_t kpagecount_read(struct file *file, char __user *buf,
                 if (!ppage)
                         pcount = 0;
                 else
-                        pcount = atomic_read(&ppage->_count);
+                        pcount = page_mapcount(ppage);
 
                 if (put_user(pcount, out++)) {
                         ret = -EFAULT;
@@ -782,7 +782,7 @@ static ssize_t kpageflags_read(struct file *file, char __user *buf,
         pfn = src / KPMSIZE;
         count = min_t(unsigned long, count, (max_pfn * KPMSIZE) - src);
         if (src & KPMMASK || count & KPMMASK)
-                return -EIO;
+                return -EINVAL;
 
         while (count > 0) {
                 ppage = NULL;