Add logs

rcore-fs-sfs/src/lib.rs

@@ -535,6 +535,7 @@ impl vfs::INode for INodeImpl {
             inode.nlinks_inc(); //for .
             self.nlinks_inc(); //for ..
         }
+        info!("SFS: created {:?} {}", type_, name);
 
         Ok(inode)
     }

rcore-fs/src/lib.rs

@@ -1,5 +1,4 @@
 #![cfg_attr(not(any(test, feature = "std")), no_std)]
-#![feature(alloc)]
 #![feature(const_str_len)]
 
 extern crate alloc;