NeilBrown <neilb@xxxxxxx> wrote: > @@ -721,24 +733,45 @@ int cachefiles_read_or_alloc_pages(struct fscache_retrieval *op, We can actually do better than this what you've done here for cachefiles_read_or_alloc_pages(). We can use SEEK_DATA to check the beginning of a run of pages and then SEEK_HOLE to see how many pages are covered. David -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html