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-rw-r--r--arch/powerpc/include/asm/exception-64s.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/exception-64s.h b/arch/powerpc/include/asm/exception-64s.h
index 9a318973af05..b27205297e1d 100644
--- a/arch/powerpc/include/asm/exception-64s.h
+++ b/arch/powerpc/include/asm/exception-64s.h
@@ -55,6 +55,11 @@
#endif
/*
+ * maximum recursive depth of MCE exceptions
+ */
+#define MAX_MCE_DEPTH 4
+
+/*
* EX_LR is only used in EXSLB and where it does not overlap with EX_DAR
* EX_CCR similarly with DSISR, but being 4 byte registers there is a hole
* in the save area so it's not necessary to overlap them. Could be used