linux-kernel - [PATCH v9 01/25] llist: Move llist_{head,node} definition to types.h

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Message-Id: <1675154394-25598-2-git-send-email-max.byungchul.park@gmail.com>
Date:   Tue, 31 Jan 2023 17:39:30 +0900
From:   Byungchul Park <max.byungchul.park@...il.com>
To:     linux-kernel@...r.kernel.org
Cc:     torvalds@...ux-foundation.org, damien.lemoal@...nsource.wdc.com,
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Subject: [PATCH v9 01/25] llist: Move llist_{head,node} definition to types.h

llist_head and llist_node can be used by very primitives. For example,
Dept for tracking dependency uses llist things in its header. To avoid
header dependency, move those to types.h.

Signed-off-by: Byungchul Park <max.byungchul.park@...il.com>
---
 include/linux/llist.h | 8 --------
 include/linux/types.h | 8 ++++++++
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/include/linux/llist.h b/include/linux/llist.h
index 85bda2d..99cc3c3 100644
--- a/include/linux/llist.h
+++ b/include/linux/llist.h
@@ -53,14 +53,6 @@
 #include <linux/stddef.h>
 #include <linux/types.h>
 
-struct llist_head {
-	struct llist_node *first;
-};
-
-struct llist_node {
-	struct llist_node *next;
-};
-
 #define LLIST_HEAD_INIT(name)	{ NULL }
 #define LLIST_HEAD(name)	struct llist_head name = LLIST_HEAD_INIT(name)
 
diff --git a/include/linux/types.h b/include/linux/types.h
index ea8cf60a..b12a444 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -187,6 +187,14 @@ struct hlist_node {
 	struct hlist_node *next, **pprev;
 };
 
+struct llist_head {
+	struct llist_node *first;
+};
+
+struct llist_node {
+	struct llist_node *next;
+};
+
 struct ustat {
 	__kernel_daddr_t	f_tfree;
 #ifdef CONFIG_ARCH_32BIT_USTAT_F_TINODE
-- 
1.9.1