* Added a post boot device module init function that unloads all unused modules,

as they aren't unloaded when there is no boot device yet.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27136 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/kmodule.h

@@ -31,6 +31,7 @@ extern status_t load_module(const char *path, module_info ***_modules);
 
 extern status_t module_init(struct kernel_args *args);
 extern status_t module_init_post_threads(void);
+extern status_t module_init_post_boot_device(void);
 
 #ifdef __cplusplus
 }

src/system/kernel/main.cpp

@@ -294,6 +294,8 @@ main2(void *unused)
 	TRACE("device_manager_init_post_modules\n");
 	device_manager_init_post_modules(&sKernelArgs);
 
+	module_init_post_boot_device();
+
 	boot_splash_set_stage(BOOT_SPLASH_STAGE_7_RUN_BOOT_SCRIPT);
 	boot_splash_uninit();
 		// NOTE: We could introduce a syscall to draw more icons indicating

src/system/kernel/module.cpp

@@ -1836,6 +1836,28 @@ module_init_post_threads(void)
 }
 
 
+status_t
+module_init_post_boot_device(void)
+{
+	RecursiveLocker locker(sModulesLock);
+
+	hash_iterator iterator;
+	hash_open(sModuleImagesHash, &iterator);
+
+	while (true) {
+		struct module_image* image
+			= (struct module_image*)hash_next(sModuleImagesHash, &iterator);
+		if (image == NULL)
+			break;
+
+		if (image->ref_count == 0 && !image->keep_loaded)
+			unload_module_image(image, NULL);
+	}
+
+	return B_OK;
+}
+
+
 //	#pragma mark - Exported Kernel API (public part)