linux-kernel - [PATCH] acl: Realign struct posix_acl to reduce its size by 8 bytes

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Message-ID: <20241004103401.38579-2-thorsten.blum@linux.dev>
Date: Fri,  4 Oct 2024 12:33:57 +0200
From: Thorsten Blum <thorsten.blum@...ux.dev>
To: Thorsten Blum <thorsten.blum@...ux.dev>,
	Christian Brauner <brauner@...nel.org>,
	Jan Kara <jack@...e.cz>
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH] acl: Realign struct posix_acl to reduce its size by 8 bytes

Reduce posix_acl's struct size by 8 bytes by realigning its members.

Signed-off-by: Thorsten Blum <thorsten.blum@...ux.dev>
---
 include/linux/posix_acl.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h
index 83b2c5fba1d9..e2d47eb1a7f3 100644
--- a/include/linux/posix_acl.h
+++ b/include/linux/posix_acl.h
@@ -28,8 +28,8 @@ struct posix_acl_entry {
 
 struct posix_acl {
 	refcount_t		a_refcount;
-	struct rcu_head		a_rcu;
 	unsigned int		a_count;
+	struct rcu_head		a_rcu;
 	struct posix_acl_entry	a_entries[] __counted_by(a_count);
 };
 
-- 
2.46.2