linux-kernel - Re: [PATCH 3/5] random: Add and use pr

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Message-ID: <cd2fe2492251187acf62744a191cf6d76732f9e7.camel@perches.com>
Date:   Mon, 10 Jun 2019 12:12:44 -0700
From:   Joe Perches <joe@...ches.com>
To:     Yangtao Li <tiny.windzz@...il.com>, tytso@....edu, arnd@...db.de,
        gregkh@...uxfoundation.org
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/5] random: Add and use pr_fmt()

On Fri, 2019-06-07 at 14:25 -0400, Yangtao Li wrote:
> Prefix all printk/pr_<level> messages with "random: " to make the
> logging a bit more consistent.
> 
> Miscellanea:
> 
> o Convert a printks to pr_notice
> o Whitespace to align to open parentheses
> o Remove embedded "random: " from pr_* as pr_fmt adds it
[]
> diff --git a/drivers/char/random.c b/drivers/char/random.c
[]
> @@ -1031,15 +1033,15 @@ static void crng_reseed(struct crng_state *crng, struct entropy_store *r)
>  		crng_init = 2;
>  		process_random_ready_list();
>  		wake_up_interruptible(&crng_init_wait);
> -		pr_notice("random: crng init done\n");
> +		pr_notice("crng init done\n");
>  		if (unseeded_warning.missed) {
> -			pr_notice("random: %d get_random_xx warning(s) missed "
> +			pr_notice("%d get_random_xx warning(s) missed "
>  				  "due to ratelimiting\n",

Trivia:

It'd be nice to coalesce the format string fragments
into a single line at the same time too.

			pr_notice("%d get_random_xx warning(s) missed due to ratelimiting\n",
 				  unseeded_warning.missed);

>  			unseeded_warning.missed = 0;
>  		}
>  		if (urandom_warning.missed) {
> -			pr_notice("random: %d urandom warning(s) missed "
> +			pr_notice("%d urandom warning(s) missed "
>  				  "due to ratelimiting\n",

etc...