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SubjectRe: [patch] threading fix, tid-2.5.47-A3

On Sun, 17 Nov 2002, Ulrich Drepper wrote:
>
> which works for me. But since in schedule_tail() the code reads
>
> + if (current->user_tid)
> + put_user(current->pid, current->user_tid);
>
> this enables writing the TID even if CLONE_CHILD_SETTID isn't set. The
> question is: how to access the clone flag information in the child?

The alternate approach is to just say that using CLEARTID without SETTID
is a bug. I think that's the right approach.

Linus

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