1 files changed, 32 insertions, 0 deletions

diff --git a/include/linux/fuse.h b/include/linux/fuse.h
index 7caa473306e4..608e300ae883 100644
--- a/include/linux/fuse.h
+++ b/include/linux/fuse.h
@@ -148,6 +148,21 @@ struct fuse_file_lock {
  */
 #define FUSE_READ_LOCKOWNER     (1 << 1)
 
+/**
+ * Ioctl flags
+ *
+ * FUSE_IOCTL_COMPAT: 32bit compat ioctl on 64bit machine
+ * FUSE_IOCTL_UNRESTRICTED: not restricted to well-formed ioctls, retry allowed
+ * FUSE_IOCTL_RETRY: retry with new iovecs
+ *
+ * FUSE_IOCTL_MAX_IOV: maximum of in_iovecs + out_iovecs
+ */
+#define FUSE_IOCTL_COMPAT       (1 << 0)
+#define FUSE_IOCTL_UNRESTRICTED (1 << 1)
+#define FUSE_IOCTL_RETRY        (1 << 2)
+
+#define FUSE_IOCTL_MAX_IOV      256
+
 enum fuse_opcode {
         FUSE_LOOKUP        = 1,
         FUSE_FORGET        = 2,  /* no reply */
@@ -185,6 +200,7 @@ enum fuse_opcode {
         FUSE_INTERRUPT     = 36,
         FUSE_BMAP          = 37,
         FUSE_DESTROY       = 38,
+        FUSE_IOCTL         = 39,
 };
 
 /* The read buffer is required to be at least 8k, but may be much larger */
@@ -385,6 +401,22 @@ struct fuse_bmap_out {
         __u64   block;
 };
 
+struct fuse_ioctl_in {
+        __u64   fh;
+        __u32   flags;
+        __u32   cmd;
+        __u64   arg;
+        __u32   in_size;
+        __u32   out_size;
+};
+
+struct fuse_ioctl_out {
+        __s32   result;
+        __u32   flags;
+        __u32   in_iovs;
+        __u32   out_iovs;
+};
+
 struct fuse_in_header {
         __u32   len;
         __u32   opcode;