nfs: add client side only definitions for user xattrs

Add client-side only definitions for user extended
attributes (RFC8276). These are the access bits
as used by the client code, and the CLNT procedure
number definition.

Signed-off-by: Frank van der Linden <fllinden@amazon.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>

diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index e6ca9d1..db13026 100644 (file)
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -553,6 +553,11 @@ enum {
        NFSPROC4_CLNT_LAYOUTERROR,
 
        NFSPROC4_CLNT_COPY_NOTIFY,
+
+       NFSPROC4_CLNT_GETXATTR,
+       NFSPROC4_CLNT_SETXATTR,
+       NFSPROC4_CLNT_LISTXATTRS,
+       NFSPROC4_CLNT_REMOVEXATTR,
 };
 
 /* nfs41 types */

diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 6ee9119..b743988 100644 (file)
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -212,6 +212,9 @@ struct nfs4_copy_state {
 #define NFS_ACCESS_EXTEND      0x0008
 #define NFS_ACCESS_DELETE      0x0010
 #define NFS_ACCESS_EXECUTE     0x0020
+#define NFS_ACCESS_XAREAD      0x0040
+#define NFS_ACCESS_XAWRITE     0x0080
+#define NFS_ACCESS_XALIST      0x0100
 
 /*
  * Cache validity bit flags