1 files changed, 25 insertions, 2 deletions

diff --git a/fs/afs/afs.h b/fs/afs/afs.h
index b9d2d2ceaf43..d959092aaf4b 100644
--- a/fs/afs/afs.h
+++ b/fs/afs/afs.h
@@ -14,6 +14,9 @@
 
 #include <linux/in.h>
 
+#define AFS_MAXCELLNAME 64              /* maximum length of a cell name */
+#define AFS_MAXVOLNAME  64              /* maximum length of a volume name */
+
 typedef unsigned                        afs_volid_t;
 typedef unsigned                        afs_vnodeid_t;
 typedef unsigned long long              afs_dataversion_t;
@@ -75,6 +78,26 @@ struct afs_volume_info {
 };
 
 /*
+ * AFS security ACE access mask
+ */
+typedef u32 afs_access_t;
+#define AFS_ACE_READ            0x00000001U     /* - permission to read a file/dir */
+#define AFS_ACE_WRITE           0x00000002U     /* - permission to write/chmod a file */
+#define AFS_ACE_INSERT          0x00000004U     /* - permission to create dirent in a dir */
+#define AFS_ACE_LOOKUP          0x00000008U     /* - permission to lookup a file/dir in a dir */
+#define AFS_ACE_DELETE          0x00000010U     /* - permission to delete a dirent from a dir */
+#define AFS_ACE_LOCK            0x00000020U     /* - permission to lock a file */
+#define AFS_ACE_ADMINISTER      0x00000040U     /* - permission to change ACL */
+#define AFS_ACE_USER_A          0x01000000U     /* - 'A' user-defined permission */
+#define AFS_ACE_USER_B          0x02000000U     /* - 'B' user-defined permission */
+#define AFS_ACE_USER_C          0x04000000U     /* - 'C' user-defined permission */
+#define AFS_ACE_USER_D          0x08000000U     /* - 'D' user-defined permission */
+#define AFS_ACE_USER_E          0x10000000U     /* - 'E' user-defined permission */
+#define AFS_ACE_USER_F          0x20000000U     /* - 'F' user-defined permission */
+#define AFS_ACE_USER_G          0x40000000U     /* - 'G' user-defined permission */
+#define AFS_ACE_USER_H          0x80000000U     /* - 'H' user-defined permission */
+
+/*
  * AFS file status information
  */
 struct afs_file_status {
@@ -87,8 +110,8 @@ struct afs_file_status {
         afs_dataversion_t       data_version;   /* current data version */
         unsigned                author;         /* author ID */
         unsigned                owner;          /* owner ID */
-        unsigned                caller_access;  /* access rights for authenticated caller */
-        unsigned                anon_access;    /* access rights for unauthenticated caller */
+        afs_access_t            caller_access;  /* access rights for authenticated caller */
+        afs_access_t            anon_access;    /* access rights for unauthenticated caller */
         umode_t                 mode;           /* UNIX mode */
         struct afs_fid          parent;         /* parent file ID */
         time_t                  mtime_client;   /* last time client changed data */