dma_buf_export() got a new parameter which is not available in older
kernel versions.
This was once removed in this commit and is needed again:
commit 9981d1abf4b52e84a432fc9bdfbdd30d1838819d
Author: Hauke Mehrtens <hauke@xxxxxxxxxx>
Date: Mon Jun 16 21:02:25 2014 +0200
backports: Revert "remove parameter from dma_buf_export()"
Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
backport/backport-include/linux/dma-buf.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/backport/backport-include/linux/dma-buf.h b/backport/backport-include/linux/dma-buf.h
index 363b86f..13a225e 100644
--- a/backport/backport-include/linux/dma-buf.h
+++ b/backport/backport-include/linux/dma-buf.h
@@ -5,4 +5,13 @@
#include_next <linux/dma-buf.h>
#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0) */
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,10,0)
+#define dma_buf_export(priv, ops, size, flags, resv) \
+ dma_buf_export(priv, ops, size, flags)
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(3,17,0)
+#undef dma_buf_export
+#define dma_buf_export(priv, ops, size, flags, resv) \
+ dma_buf_export_named(priv, ops, size, flags, KBUILD_MODNAME)
+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0) */
+
#endif /* _BACKPORT_DMA_BUF_H__ */
--
1.9.1
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