2 files changed, 29 insertions, 0 deletions

diff --git a/include/net/9p/9p.h b/include/net/9p/9p.h
index ab12e1c9cc7e..7f64d72f6c61 100644
--- a/include/net/9p/9p.h
+++ b/include/net/9p/9p.h
@@ -135,6 +135,8 @@ enum p9_msg_t {
         P9_RRENAME,
         P9_TGETATTR = 24,
         P9_RGETATTR,
+        P9_TSETATTR = 26,
+        P9_RSETATTR,
         P9_TREADDIR = 40,
         P9_RREADDIR,
         P9_TVERSION = 100,
@@ -406,6 +408,32 @@ struct p9_stat_dotl {
 #define P9_STATS_BASIC          0x000007ffULL /* Mask for fields up to BLOCKS */
 #define P9_STATS_ALL            0x00003fffULL /* Mask for All fields above */
 
+/**
+ * struct p9_iattr_dotl - P9 inode attribute for setattr
+ * @valid: bitfield specifying which fields are valid
+ *         same as in struct iattr
+ * @mode: File permission bits
+ * @uid: user id of owner
+ * @gid: group id
+ * @size: File size
+ * @atime_sec: Last access time, seconds
+ * @atime_nsec: Last access time, nanoseconds
+ * @mtime_sec: Last modification time, seconds
+ * @mtime_nsec: Last modification time, nanoseconds
+ */
+
+struct p9_iattr_dotl {
+        u32 valid;
+        u32 mode;
+        u32 uid;
+        u32 gid;
+        u64 size;
+        u64 atime_sec;
+        u64 atime_nsec;
+        u64 mtime_sec;
+        u64 mtime_nsec;
+};
+
 /* Structures for Protocol Operations */
 struct p9_tstatfs {
         u32 fid;
diff --git a/include/net/9p/client.h b/include/net/9p/client.h
index 6462eec435bc..afdc385152f6 100644
--- a/include/net/9p/client.h
+++ b/include/net/9p/client.h
@@ -237,6 +237,7 @@ int p9dirent_read(char *buf, int len, struct p9_dirent *dirent,
                                                         int proto_version);
 struct p9_wstat *p9_client_stat(struct p9_fid *fid);
 int p9_client_wstat(struct p9_fid *fid, struct p9_wstat *wst);
+int p9_client_setattr(struct p9_fid *fid, struct p9_iattr_dotl *attr);
 
 struct p9_stat_dotl *p9_client_getattr_dotl(struct p9_fid *fid,
                                                         u64 request_mask);