<?php $args = array(
's' => $_GET['s'],
'post_type' => array( 'post', 'page' ),
'post_status' => 'publish',
'category_name' => 'music',
'posts_per_page' => -1
);
$custom_search = new WP_Query( $args );
if ( $custom_search->have_posts() ) {
while ( $custom_search->have_posts() ) : $custom_search->the_post(); ?>
<div class="entry-content">
<h2 class="title"><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></h2>
<?php the_excerpt(); ?>
</div>
<?php endwhile;
} else { ?>
<h2>Your search didn't return any results.</h2>
<?php } ?>