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