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References: <20210930143850.1188628-1-vgoyal@redhat.com> <20210930143850.1188628-6-vgoyal@redhat.com>
In-Reply-To: <20210930143850.1188628-6-vgoyal@redhat.com>
From:   Miklos Szeredi <miklos@szeredi.hu>
Date:   Wed, 6 Oct 2021 14:46:46 +0200
Message-ID: <CAJfpeguTohOfd60+vkVMBOHEfcT4T5hTuWtE2pqCLStNTHuZFQ@mail.gmail.com>
Subject: Re: [PATCH 5/8] virtiofs: Add a virtqueue for notifications
To:     Vivek Goyal <vgoyal@redhat.com>
Cc:     linux-fsdevel@vger.kernel.org,
        virtio-fs-list <virtio-fs@redhat.com>,
        Stefan Hajnoczi <stefanha@redhat.com>,
        Ioannis Angelakopoulos <iangelak@redhat.com>, jaggel@bu.edu,
        "Dr. David Alan Gilbert" <dgilbert@redhat.com>
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On Thu, 30 Sept 2021 at 16:39, Vivek Goyal <vgoyal@redhat.com> wrote:

> @@ -34,10 +35,12 @@ static LIST_HEAD(virtio_fs_instances);
>
>  enum {
>         VQ_TYPE_HIPRIO,
> -       VQ_TYPE_REQUEST
> +       VQ_TYPE_REQUEST,
> +       VQ_TYPE_NOTIFY
>  };
>
>  #define VQ_NAME_LEN    24
> +#define VQ_NOTIFY_ELEMS 16     /* Number of notification elements */

Where does this number come from?

Thanks,
Miklos