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authorRichard Henderson <richard.henderson@linaro.org>2024-03-01 15:04:39 -1000
committerRichard Henderson <richard.henderson@linaro.org>2024-03-12 03:35:01 -1000
commit8de24b15630a9b2d474be593289c8bf54dacd50a (patch)
tree0c9b919dff2fb30b8c9d85a283bb85cdd096c26d /linux-user
parent91511bd40f9a425a99717db14bb46f50f8979cbe (diff)
downloadfocaccia-qemu-8de24b15630a9b2d474be593289c8bf54dacd50a.tar.gz
focaccia-qemu-8de24b15630a9b2d474be593289c8bf54dacd50a.zip
linux-user: Implement PR_GET_TID_ADDRESS
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'linux-user')
-rw-r--r--linux-user/syscall.c6
1 files changed, 4 insertions, 2 deletions
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: