Lines Matching refs:em_cached
3111 u64 start, u64 len, struct extent_map **em_cached) in __get_extent_map() argument
3115 if (em_cached && *em_cached) { in __get_extent_map()
3116 em = *em_cached; in __get_extent_map()
3124 *em_cached = NULL; in __get_extent_map()
3128 if (em_cached && !IS_ERR_OR_NULL(em)) { in __get_extent_map()
3129 BUG_ON(*em_cached); in __get_extent_map()
3131 *em_cached = em; in __get_extent_map()
3142 int btrfs_do_readpage(struct page *page, struct extent_map **em_cached, in btrfs_do_readpage() argument
3206 end - cur + 1, em_cached); in btrfs_do_readpage()
3348 struct extent_map **em_cached, in contiguous_readpages() argument
3359 btrfs_do_readpage(pages[index], em_cached, bio, bio_flags, in contiguous_readpages()
4354 struct extent_map *em_cached = NULL; in extent_readahead() local
4365 &em_cached, &bio, &bio_flags, &prev_em_start); in extent_readahead()
4368 if (em_cached) in extent_readahead()
4369 free_extent_map(em_cached); in extent_readahead()