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From: Greg KH <gregkh@linuxfoundation.org>
To: Sanjay R Mehta <Sanju.Mehta@amd.com>
Cc: vkoul@kernel.org, dan.j.williams@intel.com,
	Thomas.Lendacky@amd.com, Shyam-sundar.S-k@amd.com,
	Nehal-bakulchandra.Shah@amd.com, robh@kernel.org,
	mchehab+samsung@kernel.org, davem@davemloft.net,
	linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org
Subject: Re: [PATCH v11 3/3] dmaengine: ptdma: Add debugfs entries for PTDMA
Date: Thu, 5 Aug 2021 14:24:26 +0200	[thread overview]
Message-ID: <YQvYeorB7BniIdm2@kroah.com> (raw)
In-Reply-To: <1627900375-80812-4-git-send-email-Sanju.Mehta@amd.com>

On Mon, Aug 02, 2021 at 05:32:55AM -0500, Sanjay R Mehta wrote:
> +void ptdma_debugfs_setup(struct pt_device *pt)
> +{
> +	struct pt_cmd_queue *cmd_q;
> +	char name[MAX_NAME_LEN + 1];
> +	struct dentry *debugfs_q_instance;
> +
> +	if (!debugfs_initialized())
> +		return;
> +
> +	debugfs_create_file("info", 0400, pt->dma_dev.dbg_dev_root, pt,
> +			    &pt_debugfs_info_fops);
> +
> +	debugfs_create_file("stats", 0400, pt->dma_dev.dbg_dev_root, pt,
> +			    &pt_debugfs_stats_fops);
> +
> +	cmd_q = &pt->cmd_q;
> +
> +	snprintf(name, MAX_NAME_LEN - 1, "q");

You are calling snprintf() to format a string to be "q"?  Why?  You can
just do:

> +
> +	debugfs_q_instance =
> +		debugfs_create_dir(name, pt->dma_dev.dbg_dev_root);

debugfs_create_dir("q", pt->....)

here instead.

thanks,

greg k-h

  reply	other threads:[~2021-08-05 12:24 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-02 10:32 [PATCH v11 0/3] Add support for AMD PTDMA controller driver Sanjay R Mehta
2021-08-02 10:32 ` [PATCH v11 1/3] dmaengine: ptdma: Initial driver for the AMD PTDMA Sanjay R Mehta
2021-08-02 14:37   ` kernel test robot
2021-08-02 10:32 ` [PATCH v11 2/3] dmaengine: ptdma: register PTDMA controller as a DMA resource Sanjay R Mehta
2021-08-02 10:32 ` [PATCH v11 3/3] dmaengine: ptdma: Add debugfs entries for PTDMA Sanjay R Mehta
2021-08-05 12:24   ` Greg KH [this message]
2021-08-05 13:25     ` Sanjay R Mehta
2021-08-02 10:36 ` [PATCH v11 0/3] Add support for AMD PTDMA controller driver Sanjay R Mehta
2021-08-05  5:40   ` Vinod Koul
2021-08-05  6:18     ` Sanjay R Mehta

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