Beat eggs until thick and very light in color. Beat in sugar gradually. Beat in vanilla. Continue to beat until blended. Heat milk and butter to boiling point. Beat into creamed mixture. Sift together flour, baking powder, and salt. Beat slowly until blended. Pour into 2 greased and floured 8 inch pans. Bake at 350° for 30-35 minutes. Cool in pans 10 minutes. Finish cooling on cake racks. Spread cherry pie filling between layers and dust with confectioners' sugar.