WordPress at a glance
filter is not described

woocommerce_loop_product_link filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_loop_product_link', 'filter_function_name_2574', 10, 2 );
function filter_function_name_2574( $the_permalink, $product ){
	// filter...

	return $the_permalink;
}
$the_permalink
-
$product
-

Where the hook is called

woocommerce_template_loop_product_link_open()
woocommerce_loop_product_link
woocommerce/includes/wc-template-functions.php 1153
$link = apply_filters( 'woocommerce_loop_product_link', get_the_permalink(), $product );

Where the hook is used (in WC core)

Usage not found!