linux-kernel - Re: [PATCH 3/4] sound: Use stringbuf

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Message-ID: <s5h3aw0d29r.wl%tiwai@suse.de>
Date:	Wed, 24 Oct 2007 16:18:40 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Matthew Wilcox <matthew@....cx>
Cc:	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org,
	Matthew Wilcox <willy@...ux.intel.com>
Subject: Re: [PATCH 3/4] sound: Use stringbuf

At Tue, 23 Oct 2007 17:12:45 -0400,
Matthew Wilcox wrote:
> 
> sound/ had its own snd_info_buffer for doing proc reads, which can be
> profitably replaced with stringbuf.  It actually finds a bug since ->read
> and ->write now have a different signature.

Do you mean the assignment of snd_ca0106_proc_reg_write?
I also found it out today coindentally :)

Any other bugs I missed?


> @@ -375,7 +375,7 @@ static void snd_ac97_proc_read(struct snd_info_entry *entry, struct snd_info_buf
>  
>  #ifdef CONFIG_SND_DEBUG
>  /* direct register write for debugging */
> -static void snd_ac97_proc_regs_write(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
> +static void snd_ac97_proc_regs_write(struct snd_info_entry *entry, struct stringbuf *buffer)
>  {
>  	struct snd_ac97 *ac97 = entry->private_data;
>  	char line[64];

This shouldn't be changed.


thanks,

Takashi
-
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