+++ /dev/null
-From 28c8617a36b2b1803e901519c9e6126354aa815f Mon Sep 17 00:00:00 2001
-From: Sasha Levin <sashal@kernel.org>
-Date: Thu, 22 Aug 2024 20:13:36 +0100
-Subject: regmap: Hold the regmap lock when allocating and freeing the cache
-
-From: Mark Brown <broonie@kernel.org>
-
-[ Upstream commit fd4ebc07b4dff7e1abedf1b7fd477bc04b69ae55 ]
-
-For the benefit of the maple tree's lockdep checking hold the lock while
-creating and exiting the cache.
-
-Signed-off-by: Mark Brown <broonie@kernel.org>
-Link: https://patch.msgid.link/20240822-b4-regmap-maple-nolock-v1-2-d5e6dbae3396@kernel.org
-Signed-off-by: Mark Brown <broonie@kernel.org>
-Signed-off-by: Sasha Levin <sashal@kernel.org>
----
- drivers/base/regmap/regcache.c | 4 ++++
- drivers/base/regmap/regmap.c | 1 +
- 2 files changed, 5 insertions(+)
-
-diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
-index aff2cd48305fa..852b00d30113d 100644
---- a/drivers/base/regmap/regcache.c
-+++ b/drivers/base/regmap/regcache.c
-@@ -189,7 +189,9 @@ int regcache_init(struct regmap *map, const struct regmap_config *config)
- if (map->cache_ops->init) {
- dev_dbg(map->dev, "Initializing %s cache\n",
- map->cache_ops->name);
-+ map->lock(map->lock_arg);
- ret = map->cache_ops->init(map);
-+ map->unlock(map->lock_arg);
- if (ret)
- goto err_free;
- }
-@@ -217,7 +219,9 @@ void regcache_exit(struct regmap *map)
- if (map->cache_ops->exit) {
- dev_dbg(map->dev, "Destroying %s cache\n",
- map->cache_ops->name);
-+ map->lock(map->lock_arg);
- map->cache_ops->exit(map);
-+ map->unlock(map->lock_arg);
- }
- }
-
-diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
-index 893b0615935e9..47fcb00a2c26c 100644
---- a/drivers/base/regmap/regmap.c
-+++ b/drivers/base/regmap/regmap.c
-@@ -1532,6 +1532,7 @@ void regmap_exit(struct regmap *map)
- struct regmap_async *async;
-
- regcache_exit(map);
-+
- regmap_debugfs_exit(map);
- regmap_range_exit(map);
- if (map->bus && map->bus->free_context)
---
-2.43.0
-