Date:   Mon, 27 Dec 2021 09:25:02 +0100
From:   Halil Pasic <pasic@linux.ibm.com>
To:     Tony Krowiak <akrowiak@linux.ibm.com>
Cc:     linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org,
        kvm@vger.kernel.org, jjherne@linux.ibm.com, freude@linux.ibm.com,
        borntraeger@de.ibm.com, cohuck@redhat.com, mjrosato@linux.ibm.com,
        alex.williamson@redhat.com, kwankhede@nvidia.com,
        fiuczy@linux.ibm.com, Halil Pasic <pasic@linux.ibm.com>
Subject: Re: [PATCH v17 02/15] s390/vfio-ap: use new AP bus interface to
 search for queue devices
Message-ID: <20211227092502.7ccdf37b.pasic@linux.ibm.com>
In-Reply-To: <20211021152332.70455-3-akrowiak@linux.ibm.com>
References: <20211021152332.70455-1-akrowiak@linux.ibm.com>
        <20211021152332.70455-3-akrowiak@linux.ibm.com>
Organization: IBM
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On Thu, 21 Oct 2021 11:23:19 -0400
Tony Krowiak <akrowiak@linux.ibm.com> wrote:

> his patch refactors the vfio_ap device driver to use the AP bus's
> ap_get_qdev() function to retrieve the vfio_ap_queue struct containing
> information about a queue that is bound to the vfio_ap device driver.
> The bus's ap_get_qdev() function retrieves the queue device from a
> hashtable keyed by APQN. This is much more efficient than looping over
> the list of devices attached to the AP bus by several orders of
> magnitude.
> 
> Signed-off-by: Tony Krowiak <akrowiak@linux.ibm.com>
> Reviewed-by: Halil Pasic <pasic@linux.ibm.com>

I assume nothing changed here, and nothing significant changed around
this patch (context). If I'm wrong, please tell me and I will
re-evaluate.

Regards,
Halil