Re: [PATCH mlx5-vhost v2 01/10] net/mlx5: Support throttled commands from async API

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On Mon, Sep 9, 2024 at 11:33 AM Dragos Tatulea <dtatulea@xxxxxxxxxx> wrote:
>
>
>
> On 16.08.24 11:01, Dragos Tatulea wrote:
> > Currently, commands that qualify as throttled can't be used via the
> > async API. That's due to the fact that the throttle semaphore can sleep
> > but the async API can't.
> >
> > This patch allows throttling in the async API by using the tentative
> > variant of the semaphore and upon failure (semaphore at 0) returns EBUSY
> > to signal to the caller that they need to wait for the completion of
> > previously issued commands.
> >
> > Furthermore, make sure that the semaphore is released in the callback.
> >
> > Signed-off-by: Dragos Tatulea <dtatulea@xxxxxxxxxx>
> > Cc: Leon Romanovsky <leonro@xxxxxxxxxx>
> > Reviewed-by: Tariq Toukan <tariqt@xxxxxxxxxx>
> Same reminder as in v1: Tariq is the maintainer for mlx5 so his review
> also counts as Acked-by.
>

Not sure if it was the case when you send the mail, but this series is
already in the maintainer's branch:
* https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git/
* https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git/commit/?h=vhost&id=691fd851e1bc8ec043798e1ab337305e6291cd6b

Thanks!






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