security: move LSM xattrnames to xattr.h

Make the security extended attributes names global. Updated to move
the remaining Smack xattrs.
Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>

include/linux/capability.h

@@ -49,9 +49,6 @@ typedef struct __user_cap_data_struct {
 } __user *cap_user_data_t;
 
 
-#define XATTR_CAPS_SUFFIX "capability"
-#define XATTR_NAME_CAPS XATTR_SECURITY_PREFIX XATTR_CAPS_SUFFIX
-
 #define VFS_CAP_REVISION_MASK	0xFF000000
 #define VFS_CAP_REVISION_SHIFT	24
 #define VFS_CAP_FLAGS_MASK	~VFS_CAP_REVISION_MASK

include/linux/xattr.h

@@ -33,6 +33,20 @@
 #define XATTR_USER_PREFIX "user."
 #define XATTR_USER_PREFIX_LEN (sizeof (XATTR_USER_PREFIX) - 1)
 
+/* Security namespace */
+#define XATTR_SELINUX_SUFFIX "selinux"
+#define XATTR_NAME_SELINUX XATTR_SECURITY_PREFIX XATTR_SELINUX_SUFFIX
+
+#define XATTR_SMACK_SUFFIX "SMACK64"
+#define XATTR_SMACK_IPIN "SMACK64IPIN"
+#define XATTR_SMACK_IPOUT "SMACK64IPOUT"
+#define XATTR_NAME_SMACK XATTR_SECURITY_PREFIX XATTR_SMACK_SUFFIX
+#define XATTR_NAME_SMACKIPIN	XATTR_SECURITY_PREFIX XATTR_SMACK_IPIN
+#define XATTR_NAME_SMACKIPOUT	XATTR_SECURITY_PREFIX XATTR_SMACK_IPOUT
+
+#define XATTR_CAPS_SUFFIX "capability"
+#define XATTR_NAME_CAPS XATTR_SECURITY_PREFIX XATTR_CAPS_SUFFIX
+
 struct inode;
 struct dentry;
 

security/selinux/hooks.c

@@ -87,9 +87,6 @@
 #include "netlabel.h"
 #include "audit.h"
 
-#define XATTR_SELINUX_SUFFIX "selinux"
-#define XATTR_NAME_SELINUX XATTR_SECURITY_PREFIX XATTR_SELINUX_SUFFIX
-
 #define NUM_SEL_MNT_OPTS 5
 
 extern int selinux_nlmsg_lookup(u16 sclass, u16 nlmsg_type, u32 *perm);

security/smack/smack.h

@@ -123,16 +123,6 @@ struct smack_known {
 #define SMK_FSHAT	"smackfshat="
 #define SMK_FSROOT	"smackfsroot="
 
-/*
- * xattr names
- */
-#define XATTR_SMACK_SUFFIX	"SMACK64"
-#define XATTR_SMACK_IPIN	"SMACK64IPIN"
-#define XATTR_SMACK_IPOUT	"SMACK64IPOUT"
-#define XATTR_NAME_SMACK	XATTR_SECURITY_PREFIX XATTR_SMACK_SUFFIX
-#define XATTR_NAME_SMACKIPIN	XATTR_SECURITY_PREFIX XATTR_SMACK_IPIN
-#define XATTR_NAME_SMACKIPOUT	XATTR_SECURITY_PREFIX XATTR_SMACK_IPOUT
-
 #define SMACK_CIPSO_OPTION 	"-CIPSO"
 
 /*