fix: update module visibility and correct image file opening

Author: ZR233

src/vmm/config.rs

@@ -13,13 +13,12 @@ use crate::vmm::fdt::*;
 
 use alloc::sync::Arc;
 
-#[allow(clippy::module_inception)]
+#[allow(clippy::module_inception, dead_code)]
 pub mod config {
     use alloc::string::String;
     use alloc::vec::Vec;
 
     /// Default static VM configs. Used when no VM config is provided.
-    #[allow(dead_code)]
     pub fn default_static_vm_configs() -> Vec<&'static str> {
         vec![
             #[cfg(target_arch = "x86_64")]

src/vmm/fdt/mod.rs

@@ -96,7 +96,8 @@ pub fn get_developer_provided_dtb(
             use axerrno::ax_err_type;
             use std::io::{BufReader, Read};
             if let Some(dtb_path) = &crate_config.kernel.dtb_path {
-                let (dtb_file, dtb_size) = crate::vmm::images::open_image_file(dtb_path).unwrap();
+                let (dtb_file, dtb_size) =
+                    crate::vmm::images::fs::open_image_file(dtb_path).unwrap();
                 info!("DTB file in fs, size: 0x{:x}", dtb_size);
 
                 let mut file = BufReader::new(dtb_file);

src/vmm/images/mod.rs

@@ -192,7 +192,7 @@ pub fn load_vm_image_from_memory(
 }
 
 #[cfg(feature = "fs")]
-mod fs {
+pub mod fs {
     use super::*;
     use crate::hal::CacheOp;
     use axerrno::{AxResult, ax_err, ax_err_type};
@@ -328,6 +328,3 @@ mod fs {
         Ok((file, file_size))
     }
 }
-
-#[cfg(feature = "fs")]
-pub use fs::open_image_file;