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-rw-r--r--include/linux/kexec.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/kexec.h b/include/linux/kexec.h
index 2fa0901219d..0d7d6a1b172 100644
--- a/include/linux/kexec.h
+++ b/include/linux/kexec.h
@@ -50,9 +50,11 @@
* note header. For kdump, the code in vmcore.c runs in the context
* of the second kernel to combine them into one note.
*/
+#ifndef KEXEC_NOTE_BYTES
#define KEXEC_NOTE_BYTES ( (KEXEC_NOTE_HEAD_BYTES * 2) + \
KEXEC_CORE_NOTE_NAME_BYTES + \
KEXEC_CORE_NOTE_DESC_BYTES )
+#endif
/*
* This structure is used to hold the arguments that are used when loading