diff mbox series

[PULL,4/8] linux-user: Implement PR_GET_TID_ADDRESS

Message ID 20240312184115.365415-5-richard.henderson@linaro.org
State Accepted
Commit 8de24b15630a9b2d474be593289c8bf54dacd50a
Headers show
Series [PULL,1/8] linux-user: Add FIFREEZE and FITHAW ioctls | expand

Commit Message

Richard Henderson March 12, 2024, 6:41 p.m. UTC 
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 linux-user/syscall.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 4871c4b648..e12d969c2e 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -6468,8 +6468,10 @@  static abi_long do_prctl(CPUArchState *env, abi_long option, abi_long arg2,
         }
 
     case PR_GET_TID_ADDRESS:
-        /* TODO */
-        return -TARGET_EINVAL;
+        {
+            TaskState *ts = env_cpu(env)->opaque;
+            return put_user_ual(ts->child_tidptr, arg2);
+        }
 
     case PR_GET_FPEXC:
     case PR_SET_FPEXC: