linux-kernel - Re: [PATCH v3 1/1] Create debugfs file with virtio balloon usage information

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Date:   Tue, 28 Jun 2022 15:55:29 +0300
From:   Vasily Averin <vasily.averin@...ux.dev>
To:     Alexander Atanasov <alexander.atanasov@...tuozzo.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        David Hildenbrand <david@...hat.com>,
        Jason Wang <jasowang@...hat.com>
Cc:     kernel@...nvz.org, virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/1] Create debugfs file with virtio balloon usage
 information

On 6/28/22 12:23, Alexander Atanasov wrote:
> +static int virtio_balloon_debug_show(struct seq_file *f, void *offset)
> +{
> +	struct virtio_balloon *b = f->private;
> +	u32 num_pages;
> +	struct sysinfo i;
> +
> +	si_meminfo(&i);
> +
> +	seq_printf(f, "%-22s: %d\n", "page_size", 4096);

This output of the constant looks strange for me.
Could you please explain why this is required?

Thank you,
	Vasily Averin