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!