1 files changed, 6 insertions, 0 deletions

diff --git a/mm/maccess.c b/mm/maccess.c
index ec00be51a24f..f3416632e5a4 100644
--- a/mm/maccess.c
+++ b/mm/maccess.c
@@ -30,8 +30,10 @@ long __probe_kernel_read(void *dst, const void *src, size_t size)
 
         set_fs(KERNEL_DS);
         pagefault_disable();
+        current->kernel_uaccess_faults_ok++;
         ret = __copy_from_user_inatomic(dst,
                         (__force const void __user *)src, size);
+        current->kernel_uaccess_faults_ok--;
         pagefault_enable();
         set_fs(old_fs);
 
@@ -58,7 +60,9 @@ long __probe_kernel_write(void *dst, const void *src, size_t size)
 
         set_fs(KERNEL_DS);
         pagefault_disable();
+        current->kernel_uaccess_faults_ok++;
         ret = __copy_to_user_inatomic((__force void __user *)dst, src, size);
+        current->kernel_uaccess_faults_ok--;
         pagefault_enable();
         set_fs(old_fs);
 
@@ -94,11 +98,13 @@ long strncpy_from_unsafe(char *dst, const void *unsafe_addr, long count)
 
         set_fs(KERNEL_DS);
         pagefault_disable();
+        current->kernel_uaccess_faults_ok++;
 
         do {
                 ret = __get_user(*dst++, (const char __user __force *)src++);
         } while (dst[-1] && ret == 0 && src - unsafe_addr < count);
 
+        current->kernel_uaccess_faults_ok--;
         dst[-1] = '\0';
         pagefault_enable();
         set_fs(old_fs);