linux-kernel - Re: [PATCH v2 07/15] blktrace: add definitions for blk_user_trace

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Message-ID: <20251003072909.GC12624@lst.de>
Date: Fri, 3 Oct 2025 09:29:09 +0200
From: Christoph Hellwig <hch@....de>
To: Johannes Thumshirn <johannes.thumshirn@....com>
Cc: Jens Axboe <axboe@...nel.dk>, Steven Rostedt <rostedt@...dmis.org>,
	Masami Hiramatsu <mhiramat@...nel.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-trace-kernel@...r.kernel.org, linux-btrace@...r.kernel.org,
	John Garry <john.g.garry@...cle.com>,
	Hannes Reinecke <hare@...e.de>, Damien Le Moal <dlemoal@...nel.org>,
	Christoph Hellwig <hch@....de>, Naohiro Aota <naohiro.aota@....com>,
	Shinichiro Kawasaki <shinichiro.kawasaki@....com>,
	Chaitanya Kulkarni <chaitanyak@...dia.com>,
	"Martin K . Petersen" <martin.petersen@...cle.com>
Subject: Re: [PATCH v2 07/15] blktrace: add definitions for
 blk_user_trace_setup2

On Thu, Sep 25, 2025 at 05:02:23PM +0200, Johannes Thumshirn wrote:
> +struct blk_user_trace_setup2 {
> +	char name[32];		/* output */

Is 32 still a good size limit?  Or would this be a time to
allow for more?

Otherwise this looks fine.