linux-user/aarch64: Release gcs stack on thread exit

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20251008215613.300150-66-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index dffe6c2016064a56eadbdf2b94cbed5b820abe76..47a6b58cf5eaa1f4cfb82b0c53dc137259519a33 100644 (file)
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -9429,6 +9429,12 @@ static abi_long do_syscall1(CPUArchState *cpu_env, int num, abi_long arg1,
                              FUTEX_WAKE, INT_MAX, NULL, NULL, 0);
             }
 
+#ifdef TARGET_AARCH64
+            if (ts->gcs_base) {
+                target_munmap(ts->gcs_base, ts->gcs_size);
+            }
+#endif
+
             object_unparent(OBJECT(cpu));
             object_unref(OBJECT(cpu));
             /*