Read More and Posted On

<?php
add_action( 'after_setup_theme', 'child_theme_setup' );

/** This function will hold our new calls and over-rides */
if ( !function_exists( 'child_theme_setup' ) ):
function child_theme_setup() {

    /**
    * Returns a "Read More" link for excerpts
    */
    function info_continue_reading_link() {
        return ' <a href="'. esc_url( get_permalink() ) . '">' . __( 'Read More <span class="meta-nav">&rarr;</span>', 'twentyeleven' ) . '</a>';
    }
    /**
     * Change the "Continue Reading" link to custom post excerpts.
     * remove the existeing filter and add our own
     */
    remove_filter( 'get_the_excerpt', 'twentyeleven_custom_excerpt_more' );
    remove_filter( 'excerpt_more', 'twentyeleven_auto_excerpt_more' );

    function info_auto_excerpt_more( $more ) {
        return '<br/> &hellip;' . info_continue_reading_link();
    }
    add_filter( 'excerpt_more', 'info_auto_excerpt_more' );

    function info_custom_excerpt_more( $output ) {
        if ( has_excerpt() && ! is_attachment() ) {
            $output .= info_continue_reading_link();
        }
        return $output;
    }
    add_filter( 'get_the_excerpt', 'info_custom_excerpt_more' );

}
endif;

if (!function_exists( 'twentyeleven_posted_on' ) ) :
/**
 * Create our own twentyeleven_posted_on to override parent function in our child theme
 */
function twentyeleven_posted_on() {
    printf( __('<span class="by-author"> <span class="sep">Posted by </span> <span class="author vcard"><a class="url fn n" href="%1$s" title="%2$s" rel="author">%3$s</a></span></span>', 'twentyeleven' ),
        esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ),
        esc_attr( sprintf( __( 'View all posts by %s', 'twentyeleven' ), get_the_author() ) ),
        get_the_author()
    );
}
endif;