From: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxxxx>
Enable reports of sync_files through <debugfs>/sync/info
Signed-off-by: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxxxx>
---
drivers/dma-buf/sync_file.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/dma-buf/sync_file.c b/drivers/dma-buf/sync_file.c
index 92474dd..aa1215d 100644
--- a/drivers/dma-buf/sync_file.c
+++ b/drivers/dma-buf/sync_file.c
@@ -29,6 +29,8 @@
#define CREATE_TRACE_POINTS
#include <trace/events/sync_file.h>
+#include "sync_debug.h"
+
static const struct file_operations sync_file_fops;
static struct sync_file *sync_file_alloc(int size, const char *name)
@@ -87,6 +89,8 @@ struct sync_file *sync_file_create(const char *name, struct fence *fence)
fence_check_cb_func))
atomic_dec(&sync_file->status);
+ sync_file_debug_add(sync_file);
+
return sync_file;
}
EXPORT_SYMBOL(sync_file_create);
@@ -188,6 +192,7 @@ struct sync_file *sync_file_merge(const char *name,
atomic_sub(num_fences - i, &sync_file->status);
sync_file->num_fences = i;
+ sync_file_debug_add(sync_file);
return sync_file;
}
EXPORT_SYMBOL(sync_file_merge);
@@ -246,6 +251,8 @@ static int sync_file_release(struct inode *inode, struct file *file)
{
struct sync_file *sync_file = file->private_data;
+ sync_file_debug_remove(sync_file);
+
kref_put(&sync_file->kref, sync_file_free);
return 0;
}
--
2.5.0
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