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path: root/drivers/hwtracing/stm/stm.h
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Diffstat (limited to 'drivers/hwtracing/stm/stm.h')
-rw-r--r--drivers/hwtracing/stm/stm.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/hwtracing/stm/stm.h b/drivers/hwtracing/stm/stm.h
index 95ece0292c99..4e8c6926260f 100644
--- a/drivers/hwtracing/stm/stm.h
+++ b/drivers/hwtracing/stm/stm.h
@@ -45,6 +45,7 @@ struct stm_device {
int major;
unsigned int sw_nmasters;
struct stm_data *data;
+ struct mutex link_mutex;
spinlock_t link_lock;
struct list_head link_list;
/* master allocation */
@@ -56,6 +57,7 @@ struct stm_device {
container_of((_d), struct stm_device, dev)
struct stm_output {
+ spinlock_t lock;
unsigned int master;
unsigned int channel;
unsigned int nr_chans;