linux-kernel - Re: [PATCH v4 3/4] nvme: add csi, ms and nuse to sysfs

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Message-ID: <hryojvgqgmhie6s3ykr6242bqybb2hnzfiywwaij4cmennvb6r@xs5ibnslvhg5>
Date:   Thu, 7 Dec 2023 13:42:11 +0100
From:   Daniel Wagner <dwagner@...e.de>
To:     linux-nvme@...ts.infradead.org
Cc:     linux-kernel@...r.kernel.org, Keith Busch <kbusch@...nel.org>,
        Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>,
        Hannes Reinecke <hare@...e.de>
Subject: Re: [PATCH v4 3/4] nvme: add csi, ms and nuse to sysfs

On Thu, Dec 07, 2023 at 01:36:23PM +0100, Daniel Wagner wrote:
> +static int ns_head_update_nuse(struct nvme_ns_head *head)
> +{
> +	struct nvme_id_ns *id;
> +	struct nvme_ns *ns;
> +	int srcu_idx, ret = -EWOULDBLOCK;
> +
> +	/* Avoid issuing commands too often by rate limiting the update */
> +	if (!__ratelimit(&head->rs_nuse))
> +		return 0;
> +
> +	pr_info("%s: head %p\n", __func__, head);

Forgot to remove this debug print.

> +static int ns_update_nuse(struct nvme_ns *ns)
> +{
> +	struct nvme_id_ns *id;
> +	int ret;
> +
> +	/* Avoid issuing commands too often by rate limiting the update. */
> +	if (!__ratelimit(&ns->head->rs_nuse))
> +		return 0;
> +
> +	pr_info("%s: ns %p\n", __func__, ns);

ditto