From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 1 Mar 2024 20:43:21 +0000 (+0100)
Subject: hashmap: reorder fields to pack structure better
X-Git-Tag: v256-rc1~670
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e28b70a52752a3da6d517982f33a9b1ee85f3f37;p=thirdparty%2Fsystemd.git

hashmap: reorder fields to pack structure better

When building with ENABLE_DEBUG_HASHMAP we can pack the hashmap iterator
structure a bit better.

Fixes: #31558
---

diff --git a/src/basic/hashmap.h b/src/basic/hashmap.h
index 28929843c89..49d9d118cc3 100644
--- a/src/basic/hashmap.h
+++ b/src/basic/hashmap.h
@@ -39,8 +39,8 @@ typedef struct IteratedCache IteratedCache;   /* Caches the iterated order of on
  * by hashmap users, so the definition has to be here. Do not use its fields
  * directly. */
 typedef struct {
-        unsigned idx;         /* index of an entry to be iterated next */
         const void *next_key; /* expected value of that entry's key pointer */
+        unsigned idx;         /* index of an entry to be iterated next */
 #if ENABLE_DEBUG_HASHMAP
         unsigned put_count;   /* hashmap's put_count recorded at start of iteration */
         unsigned rem_count;   /* hashmap's rem_count in previous iteration */