syscall trace finished

2025-03-25 10:35:06 +08:00
parent d92eea9e49
commit a087b429df
5 changed files with 26 additions and 1 deletions
--- a/kernel/syscall.c
+++ b/kernel/syscall.c
@ -147,7 +147,9 @@ syscall(void)
    // and store its return value in p->trapframe->a0
    p->trapframe->a0 = syscalls[num]();
    if (p->tracemask & (1 << num)) {
-       printf("%d: syscall %s -> %d\n",p->pid, syscalls_name[num], p->trapframe->a0);
+       p->syscall_counts[num]++;
+       printf("%d: syscall %s(trace counts: %d) -> %d\n",
+             p->pid, syscalls_name[num], p->syscall_counts[num], p->trapframe->a0);
    }
  } else {
    printf("%d %s: unknown sys call %d\n",