From 11d54b34a75e9c64aea28dc47c1415c3be609d41 Mon Sep 17 00:00:00 2001
From: wangmingrong1 <wangmingrong1@xiaomi.com>
Date: Wed, 8 Jan 2025 15:38:13 +0800
Subject: [PATCH] Revert "mm_heap: double malloced memory default alignment (4
 -> 8, 8 -> 16)"

This reverts commit 3e971d2e6d753519985a3e044d4dd21026ec1d12.
---
 include/nuttx/mm/mm.h | 2 +-
 mm/Kconfig            | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/nuttx/mm/mm.h b/include/nuttx/mm/mm.h
index 6d40ae11eb..854c54f34c 100644
--- a/include/nuttx/mm/mm.h
+++ b/include/nuttx/mm/mm.h
@@ -157,7 +157,7 @@
 #endif
 
 #if CONFIG_MM_DEFAULT_ALIGNMENT == 0
-#  define MM_ALIGN       (2 * sizeof(uintptr_t))
+#  define MM_ALIGN       sizeof(uintptr_t)
 #else
 #  define MM_ALIGN       CONFIG_MM_DEFAULT_ALIGNMENT
 #endif
diff --git a/mm/Kconfig b/mm/Kconfig
index 6d77d27e3e..356daa2196 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -62,7 +62,7 @@ config MM_KERNEL_HEAPSIZE
 
 config MM_DEFAULT_ALIGNMENT
 	int "Memory default alignment in bytes"
-	default 0
+	default 8
 	range 0 64
 	---help---
 		The memory default alignment in bytes, if this value is 0, the real