From e7a40ae6ec1fdcb0d74a4902cfbd50aee7ee8e8f Mon Sep 17 00:00:00 2001
From: Yulong Wang <2302147681@qq.com>
Date: Sat, 12 Jul 2025 13:10:48 +0000
Subject: [lwp][rv64] restore tp register in arch_thread_signal_enter to fix
 user-mode memory access

---
 libcpu/risc-v/common64/stackframe.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'libcpu')

diff --git a/libcpu/risc-v/common64/stackframe.h b/libcpu/risc-v/common64/stackframe.h
index f6311a76fe..25346db9bd 100644
--- a/libcpu/risc-v/common64/stackframe.h
+++ b/libcpu/risc-v/common64/stackframe.h
@@ -41,6 +41,7 @@
 #define FRAME_OFF_SSTATUS   BYTES(2)
 #define FRAME_OFF_SP        BYTES(32)
 #define FRAME_OFF_GP        BYTES(3)
+#define FRAME_OFF_TP        BYTES(4)
 
 /* switch frame */
 #define RT_HW_SWITCH_CONTEXT_SSTATUS    0
-- 
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