From 8ff09154a29a1151afb2902267ca35f89ebda73c Mon Sep 17 00:00:00 2001 From: Stefan Monnier Date: Fri, 5 Jul 2019 14:00:22 -0400 Subject: [PATCH] ; Add comment to hash_table_rehash (Bug#36447) * src/fns.c (hash_table_rehash): Add a comment to explain that hash_table_rehash is not used in "normal" rehashing, but only in the rare case of rehashing on the first access to a preloaded hash-table. --- src/fns.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/fns.c b/src/fns.c index 238a37193c1..0497588689b 100644 --- a/src/fns.c +++ b/src/fns.c @@ -4231,6 +4231,11 @@ maybe_resize_hash_table (struct Lisp_Hash_Table *h) } } +/* Recompute the hashes (and hence also the "next" pointers). + Normally there's never a need to recompute hashes. + This is done only on first-access to a hash-table loaded from + the "pdump", because the object's addresses may have changed, thus + affecting their hash. */ void hash_table_rehash (struct Lisp_Hash_Table *h) { -- 2.39.2