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-rw-r--r--include/uapi/linux/magic.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/linux/magic.h b/include/uapi/linux/magic.h
index f8c00045d537..665e18627f78 100644
--- a/include/uapi/linux/magic.h
+++ b/include/uapi/linux/magic.h
@@ -91,5 +91,6 @@
#define UDF_SUPER_MAGIC 0x15013346
#define BALLOON_KVM_MAGIC 0x13661366
#define ZSMALLOC_MAGIC 0x58295829
+#define DMA_BUF_MAGIC 0x444d4142 /* "DMAB" */
#endif /* __LINUX_MAGIC_H__ */