fscache_page_retrieval_func_t 154 include/linux/fscache-cache.h typedef int (*fscache_page_retrieval_func_t)(struct fscache_retrieval *op, fscache_page_retrieval_func_t 281 include/linux/fscache-cache.h fscache_page_retrieval_func_t read_or_alloc_page; fscache_page_retrieval_func_t 289 include/linux/fscache-cache.h fscache_page_retrieval_func_t allocate_page;