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-rw-r--r--include/linux/mm.h6
-rw-r--r--include/linux/mm_types.h6
2 files changed, 7 insertions, 5 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 0b50d7848e3a..516e14944339 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -201,11 +201,13 @@ extern unsigned int kobjsize(const void *objp);
#endif
#ifdef CONFIG_STACK_GROWSUP
-#define VM_STACK_FLAGS (VM_GROWSUP | VM_STACK_DEFAULT_FLAGS | VM_ACCOUNT)
+#define VM_STACK VM_GROWSUP
#else
-#define VM_STACK_FLAGS (VM_GROWSDOWN | VM_STACK_DEFAULT_FLAGS | VM_ACCOUNT)
+#define VM_STACK VM_GROWSDOWN
#endif
+#define VM_STACK_FLAGS (VM_STACK | VM_STACK_DEFAULT_FLAGS | VM_ACCOUNT)
+
/*
* Special vmas that are non-mergable, non-mlock()able.
* Note: mm/huge_memory.c VM_NO_THP depends on this definition.
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index d3ebb9d21a53..624b78b848b8 100644
--- 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;