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-rw-r--r--security/selinux/include/security.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/security/selinux/include/security.h b/security/selinux/include/security.h
index 1f7c2491d3d..e390e31bb4b 100644
--- a/security/selinux/include/security.h
+++ b/security/selinux/include/security.h
@@ -191,5 +191,26 @@ static inline int security_netlbl_sid_to_secattr(u32 sid,
const char *security_get_initial_sid_context(u32 sid);
+/*
+ * status notifier using mmap interface
+ */
+extern struct page *selinux_kernel_status_page(void);
+
+#define SELINUX_KERNEL_STATUS_VERSION 1
+struct selinux_kernel_status
+{
+ u32 version; /* version number of thie structure */
+ u32 sequence; /* sequence number of seqlock logic */
+ u32 enforcing; /* current setting of enforcing mode */
+ u32 policyload; /* times of policy reloaded */
+ u32 deny_unknown; /* current setting of deny_unknown */
+ /*
+ * The version > 0 supports above members.
+ */
+} __attribute__((packed));
+
+extern void selinux_status_update_setenforce(int enforcing);
+extern void selinux_status_update_policyload(int seqno);
+
#endif /* _SELINUX_SECURITY_H_ */