diff --git a/inc/fuse3/fuse_common.h b/inc/fuse3/fuse_common.h
index adf135f1..cac1d8ab 100644
--- a/inc/fuse3/fuse_common.h
+++ b/inc/fuse3/fuse_common.h
@@ -88,8 +88,8 @@ struct fuse3_file_info
 
 struct fuse3_loop_config
 {
-    int clone_fd;                       /* ignored */
-    unsigned int max_idle_threads;      /* ignored */
+    int clone_fd;
+    unsigned int max_idle_threads;
 };
 
 struct fuse3_conn_info
diff --git a/src/dll/fuse3/fuse3.c b/src/dll/fuse3/fuse3.c
index 268e7f09..d6844941 100644
--- a/src/dll/fuse3/fuse3.c
+++ b/src/dll/fuse3/fuse3.c
@@ -30,31 +30,38 @@ FSP_FUSE_API void fsp_fuse3_lib_help(struct fsp_fuse_env *env,
 }
 
 FSP_FUSE_API int fsp_fuse3_loop(struct fsp_fuse_env *env,
-    struct fuse3 *f)
+    struct fuse3 *f3)
 {
-    return 0;
+    return 0 == fsp_fuse_loop(env, f3->fuse) ? 0 : -EINVAL/* same on MSVC and Cygwin */;
 }
 
 FSP_FUSE_API int fsp_fuse3_loop_mt_31(struct fsp_fuse_env *env,
-    struct fuse3 *f, int clone_fd)
+    struct fuse3 *f3, int clone_fd)
 {
-    return 0;
+    return 0 == fsp_fuse_loop_mt(env, f3->fuse) ? 0 : -EINVAL/* same on MSVC and Cygwin */;
 }
 
 FSP_FUSE_API int fsp_fuse3_loop_mt(struct fsp_fuse_env *env,
-    struct fuse3 *f, struct fuse3_loop_config *config)
+    struct fuse3 *f3, struct fuse3_loop_config *config)
 {
-    return 0;
+    return 0 == fsp_fuse_loop_mt(env, f3->fuse) ? 0 : -EINVAL/* same on MSVC and Cygwin */;
 }
 
 FSP_FUSE_API void fsp_fuse3_exit(struct fsp_fuse_env *env,
-    struct fuse3 *f)
+    struct fuse3 *f3)
 {
+    fsp_fuse_exit(env, f3->fuse);
 }
 
 FSP_FUSE_API struct fuse3_context *fsp_fuse3_get_context(struct fsp_fuse_env *env)
 {
-    return 0;
+    FSP_FSCTL_STATIC_ASSERT(
+        sizeof(struct fuse_context) == sizeof(struct fuse3_context),
+        "incompatible structs fuse_context and fuse3_context");
+    FSP_FSCTL_STATIC_ASSERT(FIELD_OFFSET(
+        struct fuse_context, private_data) == FIELD_OFFSET(struct fuse3_context, private_data),
+        "incompatible structs fuse_context and fuse3_context");
+    return (struct fuse3_context *)fsp_fuse_get_context(env);
 }
 
 FSP_FUSE_API struct fuse3_conn_info_opts* fsp_fuse3_parse_conn_info_opts(