linux-kernel - Re: [PATCH 3/4] kfifo: add kfifo_out_linear{,

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Message-ID: <4f7681ce-9e91-456f-bcc8-3b756f5c04bd@kernel.org>
Date: Mon, 26 Feb 2024 06:32:39 +0100
From: Jiri Slaby <jirislaby@...nel.org>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: stefani@...bold.net, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/4] kfifo: add kfifo_out_linear{,_ptr}()

On 24. 02. 24, 3:31, Andrew Morton wrote:
> On Fri, 23 Feb 2024 12:51:54 +0100 "Jiri Slaby (SUSE)" <jirislaby@...nel.org> wrote:
> 
>> +	return min(n, __kfifo_peek_n(fifo, recsize);
> 
> When things like this happen I wonder "was I sent the correct version"
> and "was this tested" and "wtf".
> 
> Please confirm that with this patch:
> 
> --- a/lib/kfifo.c~a
> +++ a/lib/kfifo.c
> @@ -497,7 +497,7 @@ unsigned int __kfifo_out_linear_r(struct
>   	if (tail)
>   		*tail = fifo->out + recsize;
>   
> -	return min(n, __kfifo_peek_n(fifo, recsize);
> +	return min(n, __kfifo_peek_n(fifo, recsize));
>   }
>   EXPORT_SYMBOL(__kfifo_out_linear_r);
>   
> @@ -609,4 +609,3 @@ unsigned int __kfifo_dma_out_prepare_r(s
>   	return setup_sgl(fifo, sgl, nents, len, fifo->out + recsize);
>   }
>   EXPORT_SYMBOL(__kfifo_dma_out_prepare_r);
> 
> we have a fully tested, production quality kernel change?

After Friday's last minute changes, there are apparently more issues (as 
reported by the test robot). Please drop this series, I will send a 
better one.

And I understand that you are OK for this to go through serial, so I 
will post with the serial "users" too. Of course with you in Cc, so that 
you can (N)Ack.

thanks and sorry for the bogus submission,
-- 
js
suse labs