Merge branch 'jt/bulk-prefetch'

"git read-tree" had a codepath where blobs are fetched one-by-one
from the promisor remote, which has been corrected to fetch in bulk.

* jt/bulk-prefetch:
  cache-tree: prefetch in partial clone read-tree
  unpack-trees: refactor prefetching code

1 files changed, 9 insertions, 0 deletions

diff --git a/cache.h b/cache.h
index f9aed2d45c..bd4869beee 100644
--- a/cache.h
+++ b/cache.h
@@ -410,6 +410,15 @@ struct cache_entry *dup_cache_entry(const struct cache_entry *ce, struct index_s
  */
 void validate_cache_entries(const struct index_state *istate);
 
+/*
+ * Bulk prefetch all missing cache entries that are not GITLINKs and that match
+ * the given predicate. This function should only be called if
+ * has_promisor_remote() returns true.
+ */
+typedef int (*must_prefetch_predicate)(const struct cache_entry *);
+void prefetch_cache_entries(const struct index_state *istate,
+			    must_prefetch_predicate must_prefetch);
+
 #ifdef USE_THE_INDEX_COMPATIBILITY_MACROS
 extern struct index_state the_index;