[PATCH] audit syscall classes
Allow to tie upper bits of syscall bitmap in audit rules to kernel-defined
sets of syscalls. Infrastructure, a couple of classes (with 32bit counterparts
for biarch targets) and actual tie-in on i386, amd64 and ia64.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/x86_64/kernel/audit.c b/arch/x86_64/kernel/audit.c
new file mode 100644
index 0000000..a067aa4
--- /dev/null
+++ b/arch/x86_64/kernel/audit.c
@@ -0,0 +1,29 @@
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/audit.h>
+#include <asm/unistd.h>
+
+static unsigned dir_class[] = {
+#include <asm-generic/audit_dir_write.h>
+~0U
+};
+
+static unsigned chattr_class[] = {
+#include <asm-generic/audit_change_attr.h>
+~0U
+};
+
+static int __init audit_classes_init(void)
+{
+#ifdef CONFIG_IA32_EMULATION
+ extern __u32 ia32_dir_class[];
+ extern __u32 ia32_chattr_class[];
+ audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ia32_dir_class);
+ audit_register_class(AUDIT_CLASS_CHATTR_32, ia32_chattr_class);
+#endif
+ audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
+ audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+ return 0;
+}
+
+__initcall(audit_classes_init);
