kref_get_unless_zero() was never called by any code.
Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
backport/backport-include/linux/kref.h | 26 --------------------------
1 file changed, 26 deletions(-)
delete mode 100644 backport/backport-include/linux/kref.h
diff --git a/backport/backport-include/linux/kref.h b/backport/backport-include/linux/kref.h
deleted file mode 100644
index d7b6381..0000000
--- a/backport/backport-include/linux/kref.h
+++ /dev/null
@@ -1,26 +0,0 @@
-#ifndef __BACKPORT_KREF_H
-#define __BACKPORT_KREF_H
-#include_next <linux/kref.h>
-#include <linux/version.h>
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3,8,0)
-#include <linux/atomic.h>
-
-/* This was backported to some kernels (e.g. 3.2.44 and 3.4.41), mask it */
-#define kref_get_unless_zero LINUX_BACKPORT(kref_get_unless_zero)
-
-/* This backports:
- *
- * commit 4b20db3de8dab005b07c74161cb041db8c5ff3a7
- * Author: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
- * Date: Tue Nov 6 11:31:49 2012 +0000
- *
- * kref: Implement kref_get_unless_zero v3
- */
-static inline int __must_check kref_get_unless_zero(struct kref *kref)
-{
- return atomic_add_unless(&kref->refcount, 1, 0);
-}
-#endif
-
-#endif /* __BACKPORT_KREF_H */
--
1.7.10.4
--
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