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-rw-r--r--include/linux/pstore.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/pstore.h b/include/linux/pstore.h
index cc03bbf5c4b8..b91440e64d6e 100644
--- a/include/linux/pstore.h
+++ b/include/linux/pstore.h
@@ -32,7 +32,7 @@ enum pstore_type_id {
struct pstore_info {
struct module *owner;
char *name;
- struct mutex buf_mutex; /* serialize access to 'buf' */
+ spinlock_t buf_lock; /* serialize access to 'buf' */
char *buf;
size_t bufsize;
int (*open)(struct pstore_info *psi);