On Thu, Sep 19, 2019 at 8:09 AM Thomas Gleixner <t...@linutronix.de> wrote:
>
> Evaluating _TIF_NOHZ to decide whether to use the slow syscall entry path
> is not only pointless, it's actually counterproductive:
>
>  1) Context tracking code is invoked unconditionally before that flag is
>     evaluated.
>
>  2) If the flag is set the slow path is invoked for nothing due to #1

Can we also get rid of TIF_NOHZ on x86?

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