commit.h: delete 'util' field in struct commit

diff --git a/commit.h b/commit.h
index e57ae4b58380cce6192cc6489682838677f048ce..4432458367f16ca23336737ee4d4e111aca85f06 100644 (file)
--- a/commit.h
+++ b/commit.h
@@ -16,9 +16,13 @@ struct commit_list {
        struct commit_list *next;
 };
 
+/*
+ * The size of this struct matters in full repo walk operations like
+ * 'git clone' or 'git gc'. Consider using commit-slab to attach data
+ * to a commit instead of adding new fields here.
+ */
 struct commit {
        struct object object;
-       void *util;
        unsigned int index;
        timestamp_t date;
        struct commit_list *parents;
@@ -303,7 +307,7 @@ struct merge_remote_desc {
        struct object *obj; /* the named object, could be a tag */
        char name[FLEX_ARRAY];
 };
-#define merge_remote_util(commit) ((struct merge_remote_desc *)((commit)->util))
+extern struct merge_remote_desc *merge_remote_util(struct commit *);
 extern void set_merge_remote_desc(struct commit *commit,
                                  const char *name, struct object *obj);