linux-kernel - Re: [PATCH v2 2/4] relayfs: introduce dump of relayfs statistics function

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Message-ID: <aCbBEg-DFYvx0Dpa@infradead.org>
Date: Thu, 15 May 2025 21:37:38 -0700
From: Christoph Hellwig <hch@...radead.org>
To: Jason Xing <kerneljasonxing@...il.com>
Cc: axboe@...nel.dk, rostedt@...dmis.org, mhiramat@...nel.org,
	mathieu.desnoyers@...icios.com, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
	linux-trace-kernel@...r.kernel.org,
	Jason Xing <kernelxing@...cent.com>,
	Yushan Zhou <katrinzhou@...cent.com>
Subject: Re: [PATCH v2 2/4] relayfs: introduce dump of relayfs statistics
 function

On Thu, May 15, 2025 at 02:16:41PM +0800, Jason Xing wrote:
> +extern size_t relay_dump(struct rchan *chan, int flags);

Please don't add pointless externs for function prototypes.

> +EXPORT_SYMBOL_GPL(relay_dump);

This export seems unused even with the entire series applied.