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-rw-r--r--linux-user/loongarch64/target_mman.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/linux-user/loongarch64/target_mman.h b/linux-user/loongarch64/target_mman.h
index e7ba6070fe..d70e44d44c 100644
--- a/linux-user/loongarch64/target_mman.h
+++ b/linux-user/loongarch64/target_mman.h
@@ -1 +1,9 @@
+/*
+ * arch/loongarch/include/asm/processor.h:
+ * TASK_UNMAPPED_BASE PAGE_ALIGN(TASK_SIZE / 3)
+ * TASK_SIZE64 0x1UL << (... ? VA_BITS : ...)
+ */
+#define TASK_UNMAPPED_BASE \
+ TARGET_PAGE_ALIGN((1ull << TARGET_VIRT_ADDR_SPACE_BITS) / 3)
+
#include "../generic/target_mman.h"