linux-kernel - [PATCH 1/5] devres: move struct devres

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Message-ID: <20260205224706.91996-3-dakr@kernel.org>
Date: Thu,  5 Feb 2026 23:31:24 +0100
From: Danilo Krummrich <dakr@...nel.org>
To: gregkh@...uxfoundation.org,
	rafael@...nel.org,
	ojeda@...nel.org,
	boqun.feng@...il.com,
	gary@...yguo.net,
	bjorn3_gh@...tonmail.com,
	lossin@...nel.org,
	a.hindborg@...nel.org,
	aliceryhl@...gle.com,
	tmgross@...ch.edu
Cc: driver-core@...ts.linux.dev,
	rust-for-linux@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Danilo Krummrich <dakr@...nel.org>
Subject: [PATCH 1/5] devres: move struct devres_node into base.h

Move struct devres_node into base.h, such that we can access it from the
Rust devres code.

Signed-off-by: Danilo Krummrich <dakr@...nel.org>
---
 drivers/base/base.h   | 12 ++++++++++++
 drivers/base/devres.c | 12 ------------
 2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/base/base.h b/drivers/base/base.h
index 8c2175820da9..5e0e7eefa405 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -222,6 +222,18 @@ static inline void device_set_driver(struct device *dev, const struct device_dri
 	WRITE_ONCE(dev->driver, (struct device_driver *)drv);
 }
 
+struct devres_node;
+typedef void (*dr_node_release_t)(struct device *dev, struct devres_node *node);
+typedef void (*dr_node_free_t)(struct devres_node *node);
+
+struct devres_node {
+	struct list_head		entry;
+	dr_node_release_t		release;
+	dr_node_free_t			free_node;
+	const char			*name;
+	size_t				size;
+};
+
 void devres_for_each_res(struct device *dev, dr_release_t release,
 			 dr_match_t match, void *match_data,
 			 void (*fn)(struct device *, void *, void *),
diff --git a/drivers/base/devres.c b/drivers/base/devres.c
index 0fca73b56168..7c9ef6fc6827 100644
--- a/drivers/base/devres.c
+++ b/drivers/base/devres.c
@@ -16,18 +16,6 @@
 #include "base.h"
 #include "trace.h"
 
-struct devres_node;
-typedef void (*dr_node_release_t)(struct device *dev, struct devres_node *node);
-typedef void (*dr_node_free_t)(struct devres_node *node);
-
-struct devres_node {
-	struct list_head		entry;
-	dr_node_release_t		release;
-	dr_node_free_t			free_node;
-	const char			*name;
-	size_t				size;
-};
-
 struct devres {
 	struct devres_node		node;
 	dr_release_t			release;
-- 
2.52.0