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-rw-r--r--fs/debugfs/file.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c
index 634b09d18b77..204734f8d1c6 100644
--- a/fs/debugfs/file.c
+++ b/fs/debugfs/file.c
@@ -18,6 +18,7 @@
#include <linux/slab.h>
#include <linux/atomic.h>
#include <linux/device.h>
+#include <linux/pm_runtime.h>
#include <linux/poll.h>
#include <linux/security.h>
@@ -1060,7 +1061,14 @@ static int debugfs_show_regset32(struct seq_file *s, void *data)
{
struct debugfs_regset32 *regset = s->private;
+ if (regset->dev)
+ pm_runtime_get_sync(regset->dev);
+
debugfs_print_regs32(s, regset->regs, regset->nregs, regset->base, "");
+
+ if (regset->dev)
+ pm_runtime_put(regset->dev);
+
return 0;
}