linux-kernel - Re: [PATCH] rpmsg: char: Add pr

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Message-ID: <20211118172648.GC2530497@p14s>
Date:   Thu, 18 Nov 2021 10:26:48 -0700
From:   Mathieu Poirier <mathieu.poirier@...aro.org>
To:     Arnaud Pouliquen <arnaud.pouliquen@...s.st.com>
Cc:     Bjorn Andersson <bjorn.andersson@...aro.org>,
        Ohad Ben-Cohen <ohad@...ery.com>,
        linux-remoteproc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com
Subject: Re: [PATCH] rpmsg: char: Add pr_fmt() to prefix messages

On Mon, Nov 08, 2021 at 02:59:45PM +0100, Arnaud Pouliquen wrote:
> Make all messages to be prefixed in a unified way.
> Add pr_fmt() to achieve this.
> 
> Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@...s.st.com>
> ---
>  drivers/rpmsg/rpmsg_char.c | 7 +++++--
>  1 file changed, 5 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/rpmsg/rpmsg_char.c b/drivers/rpmsg/rpmsg_char.c
> index b5907b80727c..d6214cb66026 100644
> --- a/drivers/rpmsg/rpmsg_char.c
> +++ b/drivers/rpmsg/rpmsg_char.c
> @@ -9,6 +9,9 @@
>   * Based on rpmsg performance statistics driver by Michal Simek, which in turn
>   * was based on TI & Google OMX rpmsg driver.
>   */
> +
> +#define pr_fmt(fmt)	KBUILD_MODNAME ": " fmt
> +
>  #include <linux/cdev.h>
>  #include <linux/device.h>
>  #include <linux/fs.h>
> @@ -550,7 +553,7 @@ static int rpmsg_chrdev_init(void)
>  
>  	ret = alloc_chrdev_region(&rpmsg_major, 0, RPMSG_DEV_MAX, "rpmsg");
>  	if (ret < 0) {
> -		pr_err("rpmsg: failed to allocate char dev region\n");
> +		pr_err("failed to allocate char dev region\n");
>  		return ret;
>  	}
>  
> @@ -563,7 +566,7 @@ static int rpmsg_chrdev_init(void)
>  
>  	ret = register_rpmsg_driver(&rpmsg_chrdev_driver);
>  	if (ret < 0) {
> -		pr_err("rpmsgchr: failed to register rpmsg driver\n");
> +		pr_err("failed to register rpmsg driver\n");

This probably the right thing to do - I will pick up this patch.

Thanks,
Mathieu

>  		class_destroy(rpmsg_class);
>  		unregister_chrdev_region(rpmsg_major, RPMSG_DEV_MAX);
>  	}
> -- 
> 2.17.1
>