linux-user: Print tid not pid with strace

This aligns with strace, and is very useful when tracing multi-threaded
programs. The result is the same in single-threaded programs.

Signed-off-by: J. Neuschäfer <j.neuschaefer@gmx.net>
Message-Id: 20241024-strace-v1-1-56c4161431cd@gmx.net
[rth: Use TaskState.ts_tid via get_task_state()]
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

diff --git a/linux-user/strace.c b/linux-user/strace.c
index b70eadc19ef941a7f3efa4de363779cf5d3247b2..f68c5cdc4423607ffa1c6b9a79d79917dbddc554 100644 (file)
--- a/linux-user/strace.c
+++ b/linux-user/strace.c
@@ -4401,7 +4401,7 @@ print_syscall(CPUArchState *cpu_env, int num,
     if (!f) {
         return;
     }
-    fprintf(f, "%d ", getpid());
+    fprintf(f, "%d ", get_task_state(env_cpu(cpu_env))->ts_tid);
 
     for (i = 0; i < nsyscalls; i++) {
         if (scnames[i].nr == num) {