fuse: add missing INIT flags

Add missing flags that userspace derived from the protocol version number.  This
makes the protocol more flexible.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>

2 files changed, 10 insertions, 1 deletions

diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index dd4401650b47..ce0a2838ccd0 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -882,7 +882,8 @@ static void fuse_send_init(struct fuse_conn *fc, struct fuse_req *req)
         arg->max_readahead = fc->bdi.ra_pages * PAGE_CACHE_SIZE;
         arg->flags |= FUSE_ASYNC_READ | FUSE_POSIX_LOCKS | FUSE_ATOMIC_O_TRUNC |
                 FUSE_EXPORT_SUPPORT | FUSE_BIG_WRITES | FUSE_DONT_MASK |
-                FUSE_FLOCK_LOCKS | FUSE_AUTO_INVAL_DATA;
+                FUSE_SPLICE_WRITE | FUSE_SPLICE_MOVE | FUSE_SPLICE_READ |
+                FUSE_FLOCK_LOCKS | FUSE_IOCTL_DIR | FUSE_AUTO_INVAL_DATA;
         req->in.h.opcode = FUSE_INIT;
         req->in.numargs = 1;
         req->in.args[0].size = sizeof(*arg);
diff --git a/include/linux/fuse.h b/include/linux/fuse.h
index e4a9d2af9aaa..6455c5b64c2e 100644
--- a/include/linux/fuse.h
+++ b/include/linux/fuse.h
@@ -169,7 +169,11 @@ struct fuse_file_lock {
  * FUSE_POSIX_LOCKS: remote locking for POSIX file locks
  * FUSE_EXPORT_SUPPORT: filesystem handles lookups of "." and ".."
  * FUSE_DONT_MASK: don't apply umask to file mode on create operations
+ * FUSE_SPLICE_WRITE: kernel supports splice write on the device
+ * FUSE_SPLICE_MOVE: kernel supports splice move on the device
+ * FUSE_SPLICE_READ: kernel supports splice read on the device
  * FUSE_FLOCK_LOCKS: remote locking for BSD style file locks
+ * FUSE_HAS_IOCTL_DIR: kernel supports ioctl on directories
  * FUSE_AUTO_INVAL_DATA: automatically invalidate cached pages
  */
 #define FUSE_ASYNC_READ         (1 << 0)
@@ -179,7 +183,11 @@ struct fuse_file_lock {
 #define FUSE_EXPORT_SUPPORT     (1 << 4)
 #define FUSE_BIG_WRITES         (1 << 5)
 #define FUSE_DONT_MASK          (1 << 6)
+#define FUSE_SPLICE_WRITE       (1 << 7)
+#define FUSE_SPLICE_MOVE        (1 << 8)
+#define FUSE_SPLICE_READ        (1 << 9)
 #define FUSE_FLOCK_LOCKS        (1 << 10)
+#define FUSE_HAS_IOCTL_DIR      (1 << 11)
 #define FUSE_AUTO_INVAL_DATA    (1 << 12)
 
 /**