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-rw-r--r--sys/inc/arch/amd64/kfence.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/inc/arch/amd64/kfence.h b/sys/inc/arch/amd64/kfence.h
index 110c9a8..893fdb8 100644
--- a/sys/inc/arch/amd64/kfence.h
+++ b/sys/inc/arch/amd64/kfence.h
@@ -41,6 +41,10 @@
swapgs ; \
1:
+/*
+ * Kernel entry/exit handling for interrupts containing
+ * no error codes
+ */
#define KFENCE ; \
testq $0x3, 8(%rsp) ; \
jz 1f ; \