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-rw-r--r--fs/file.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/file.c b/fs/file.c
index 1fbc5c0555a9..6b1acdfe59da 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -784,6 +784,11 @@ unsigned long __fdget_pos(unsigned int fd)
return v;
}
+void __f_unlock_pos(struct file *f)
+{
+ mutex_unlock(&f->f_pos_lock);
+}
+
/*
* We only lock f_pos if we have threads or if the file might be
* shared with another process. In both cases we'll have an elevated