diff options
| -rw-r--r-- | notes.c | 20 | ||||
| -rwxr-xr-x | t/t3305-notes-fanout.sh | 6 |
2 files changed, 18 insertions, 8 deletions
@@ -576,16 +576,16 @@ redo: * the note tree that have not yet been explored. There * is a direct relationship between subtree entries at * level 'n' in the tree, and the 'fanout' variable: - * Subtree entries at level 'n <= 2 * fanout' should be + * Subtree entries at level 'n < 2 * fanout' should be * preserved, since they correspond exactly to a fanout * directory in the on-disk structure. However, subtree - * entries at level 'n > 2 * fanout' should NOT be + * entries at level 'n >= 2 * fanout' should NOT be * preserved, but rather consolidated into the above * notes tree level. We achieve this by unconditionally * unpacking subtree entries that exist below the * threshold level at 'n = 2 * fanout'. */ - if (n <= 2 * fanout && + if (n < 2 * fanout && flags & FOR_EACH_NOTE_YIELD_SUBTREES) { /* invoke callback with subtree */ unsigned int path_len = @@ -602,7 +602,7 @@ redo: path, cb_data); } - if (n > fanout * 2 || + if (n >= 2 * fanout || !(flags & FOR_EACH_NOTE_DONT_UNPACK_SUBTREES)) { /* unpack subtree and resume traversal */ tree->a[i] = NULL; @@ -723,13 +723,15 @@ static int write_each_note_helper(struct tree_write_stack *tws, struct write_each_note_data { struct tree_write_stack *root; - struct non_note *next_non_note; + struct non_note **nn_list; + struct non_note *nn_prev; }; static int write_each_non_note_until(const char *note_path, struct write_each_note_data *d) { - struct non_note *n = d->next_non_note; + struct non_note *p = d->nn_prev; + struct non_note *n = p ? p->next : *d->nn_list; int cmp = 0, ret; while (n && (!note_path || (cmp = strcmp(n->path, note_path)) <= 0)) { if (note_path && cmp == 0) @@ -740,9 +742,10 @@ static int write_each_non_note_until(const char *note_path, if (ret) return ret; } + p = n; n = n->next; } - d->next_non_note = n; + d->nn_prev = p; return 0; } @@ -1144,7 +1147,8 @@ int write_notes_tree(struct notes_tree *t, struct object_id *result) strbuf_init(&root.buf, 256 * (32 + the_hash_algo->hexsz)); /* assume 256 entries */ root.path[0] = root.path[1] = '\0'; cb_data.root = &root; - cb_data.next_non_note = t->first_non_note; + cb_data.nn_list = &(t->first_non_note); + cb_data.nn_prev = NULL; /* Write tree objects representing current notes tree */ flags = FOR_EACH_NOTE_DONT_UNPACK_SUBTREES | diff --git a/t/t3305-notes-fanout.sh b/t/t3305-notes-fanout.sh index 402057c83a..3b4753e1b4 100755 --- a/t/t3305-notes-fanout.sh +++ b/t/t3305-notes-fanout.sh @@ -30,6 +30,12 @@ all_notes_have_fanout() { done } +test_expect_success 'tweak test environment' ' + git checkout -b nondeterminism && + test_commit A && + git checkout --orphan with_notes; +' + test_expect_success 'creating many notes with git-notes' ' num_notes=300 && i=0 && |