linux-kernel - Re: [PATCH] jffs2: print symbolic error name instead of error code

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Date: Mon, 11 Mar 2024 13:47:40 +0100
From: Christian Heusel <christian@...sel.eu>
To: David Woodhouse <dwmw2@...radead.org>, 
	Richard Weinberger <richard@....at>, linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc: kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] jffs2: print symbolic error name instead of error code

On 24/02/11 01:39AM, Christian Heusel wrote:
> Utilize the %pe print specifier to get the symbolic error name as a
> string (i.e "-ENOMEM") in the log message instead of the error code to
> increase its readablility.
> 
> This change was suggested in
> https://lore.kernel.org/all/92972476-0b1f-4d0a-9951-af3fc8bc6e65@suswa.mountain/
> 
> Signed-off-by: Christian Heusel <christian@...sel.eu>
> ---
>  fs/jffs2/background.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/fs/jffs2/background.c b/fs/jffs2/background.c
> index 6da92ecaf66d..bb0ee1a59e71 100644
> --- a/fs/jffs2/background.c
> +++ b/fs/jffs2/background.c
> @@ -44,8 +44,8 @@ int jffs2_start_garbage_collect_thread(struct jffs2_sb_info *c)
> 
>  	tsk = kthread_run(jffs2_garbage_collect_thread, c, "jffs2_gcd_mtd%d", c->mtd->index);
>  	if (IS_ERR(tsk)) {
> -		pr_warn("fork failed for JFFS2 garbage collect thread: %ld\n",
> -			-PTR_ERR(tsk));
> +		pr_warn("fork failed for JFFS2 garbage collect thread: %pe\n",
> +			tsk);
>  		complete(&c->gc_thread_exit);
>  		ret = PTR_ERR(tsk);
>  	} else {
> --
> 2.43.1

Friendly ping on the above patch, since it's now a month after sending
it :)

Cheers,
chris

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