mm: polish virtual memory accounting

[mirror_ubuntu-artful-kernel.git] / include / linux / mm_types.h

diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index d3ebb9d21a5334d26e85bc865d318535f5864569..624b78b848b89fae506faa1f4f48ce86297ceace 100644 (file)
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -424,9 +424,9 @@ struct mm_struct {
        unsigned long total_vm;         /* Total pages mapped */
        unsigned long locked_vm;        /* Pages that have PG_mlocked set */
        unsigned long pinned_vm;        /* Refcount permanently increased */
-       unsigned long data_vm;          /* VM_WRITE & ~VM_SHARED/GROWSDOWN */
-       unsigned long exec_vm;          /* VM_EXEC & ~VM_WRITE */
-       unsigned long stack_vm;         /* VM_GROWSUP/DOWN */
+       unsigned long data_vm;          /* VM_WRITE & ~VM_SHARED & ~VM_STACK */
+       unsigned long exec_vm;          /* VM_EXEC & ~VM_WRITE & ~VM_STACK */
+       unsigned long stack_vm;         /* VM_STACK */
        unsigned long def_flags;
        unsigned long start_code, end_code, start_data, end_data;
        unsigned long start_brk, brk, start_stack;