linux-kernel - [RESEND PATCH] acl: Realign struct posix

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Message-ID: <20241015202158.2376-1-thorsten.blum@linux.dev>
Date: Tue, 15 Oct 2024 22:21:54 +0200
From: Thorsten Blum <thorsten.blum@...ux.dev>
To: Jan Kara <jack@...e.cz>,
	Thorsten Blum <thorsten.blum@...ux.dev>
Cc: Christian Brauner <brauner@...nel.org>,
	linux-kernel@...r.kernel.org
Subject: [RESEND PATCH] acl: Realign struct posix_acl to save 8 bytes

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

Cc: Christian Brauner <brauner@...nel.org>
Reviewed-by: Jan Kara <jack@...e.cz>
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 0e65b3d634d9..2d6a4badd306 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[];
 };
 
-- 
2.47.0