-/* utility code common to all keys with pointers: */
-
-static inline struct bkey_ptrs_c bch2_bkey_ptrs_c(struct bkey_s_c k)
-{
- switch (k.k->type) {
- case KEY_TYPE_btree_ptr: {
- struct bkey_s_c_btree_ptr e = bkey_s_c_to_btree_ptr(k);
- return (struct bkey_ptrs_c) {
- to_entry(&e.v->start[0]),
- to_entry(bkey_val_end(e))
- };
- }
- case KEY_TYPE_extent: {
- struct bkey_s_c_extent e = bkey_s_c_to_extent(k);
- return (struct bkey_ptrs_c) {
- e.v->start,
- extent_entry_last(e)
- };
- }
- case KEY_TYPE_stripe: {
- struct bkey_s_c_stripe s = bkey_s_c_to_stripe(k);
- return (struct bkey_ptrs_c) {
- to_entry(&s.v->ptrs[0]),
- to_entry(&s.v->ptrs[s.v->nr_blocks]),
- };
- }
- default:
- return (struct bkey_ptrs_c) { NULL, NULL };
- }
-}
-
-static inline struct bkey_ptrs bch2_bkey_ptrs(struct bkey_s k)
-{
- struct bkey_ptrs_c p = bch2_bkey_ptrs_c(k.s_c);
-
- return (struct bkey_ptrs) {
- (void *) p.start,
- (void *) p.end
- };
-}
-
-static inline struct bch_devs_list bch2_bkey_devs(struct bkey_s_c k)
-{
- struct bch_devs_list ret = (struct bch_devs_list) { 0 };
- struct bkey_ptrs_c p = bch2_bkey_ptrs_c(k);
- const struct bch_extent_ptr *ptr;
-
- bkey_for_each_ptr(p, ptr)
- ret.devs[ret.nr++] = ptr->dev;
-
- return ret;
-}
-
-static inline struct bch_devs_list bch2_bkey_dirty_devs(struct bkey_s_c k)
-{
- struct bch_devs_list ret = (struct bch_devs_list) { 0 };
- struct bkey_ptrs_c p = bch2_bkey_ptrs_c(k);
- const struct bch_extent_ptr *ptr;
+#define bkey_crc_next(_k, _start, _end, _crc, _iter) \
+({ \
+ __bkey_extent_entry_for_each_from(_iter, _end, _iter) \
+ if (extent_entry_is_crc(_iter)) { \
+ (_crc) = bch2_extent_crc_unpack(_k, \
+ entry_to_crc(_iter)); \
+ break; \
+ } \
+ \
+ (_iter) < (_end); \
+})