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Subject[PATCH 5/7] regmap: Grab the lock in regcache_cache_only()
Date
Signed-off-by: Dimitris Papastamos <dp@opensource.wolfsonmicro.com>
---
drivers/base/regmap/regcache.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
index 695802c..8900897 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -282,7 +282,9 @@ EXPORT_SYMBOL_GPL(regcache_sync);
*/
void regcache_cache_only(struct regmap *map, bool enable)
{
+ mutex_lock(&map->sync_lock);
map->cache_only = enable;
+ mutex_unlock(&map->sync_lock);
}
EXPORT_SYMBOL_GPL(regcache_cache_only);

--
1.7.6.4


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