1 files changed, 14 insertions, 0 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 8dbd08366400..94f624aef017 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -349,8 +349,22 @@ extern void set_dumpable(struct mm_struct *mm, int value);
 extern int get_dumpable(struct mm_struct *mm);
 
 /* mm flags */
+/* dumpable bits */
 #define MMF_DUMPABLE      0  /* core dump is permitted */
 #define MMF_DUMP_SECURELY 1  /* core file is readable only by root */
+#define MMF_DUMPABLE_BITS 2
+
+/* coredump filter bits */
+#define MMF_DUMP_ANON_PRIVATE   2
+#define MMF_DUMP_ANON_SHARED    3
+#define MMF_DUMP_MAPPED_PRIVATE 4
+#define MMF_DUMP_MAPPED_SHARED  5
+#define MMF_DUMP_FILTER_SHIFT   MMF_DUMPABLE_BITS
+#define MMF_DUMP_FILTER_BITS    4
+#define MMF_DUMP_FILTER_MASK \
+        (((1 << MMF_DUMP_FILTER_BITS) - 1) << MMF_DUMP_FILTER_SHIFT)
+#define MMF_DUMP_FILTER_DEFAULT \
+        ((1 << MMF_DUMP_ANON_PRIVATE) | (1 << MMF_DUMP_ANON_SHARED))
 
 struct mm_struct {
         struct vm_area_struct * mmap;           /* list of VMAs */