Subject: Re: linux-next: build failure after merge of the sound-current tree

From: Takashi Iwai <[email-masked]>
Date: Wed, 10 Nov 2021 07:20:42 +0100

On Wed, 10 Nov 2021 00:00:03 +0100,
Stephen Rothwell wrote:
> 
> Hi all,
> 
> After merging the sound-current tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
> 
> sound/core/memalloc.c:720:32: error: 'snd_dma_sg_wc_ops' undeclared here (not in a function); did you mean 'snd_dma_sg_ops'?
>   720 |  [SNDRV_DMA_TYPE_DEV_WC_SG] = &snd_dma_sg_wc_ops,
>       |                                ^~~~~~~~~~~~~~~~~
>       |                                snd_dma_sg_ops
> sound/core/memalloc.c:651:12: error: 'snd_dma_sg_wc_mmap' defined but not used [-Werror=unused-function]
>   651 | static int snd_dma_sg_wc_mmap(struct snd_dma_buffer *dmab,
>       |            ^~~~~~~~~~~~~~~~~~
> sound/core/memalloc.c:641:13: error: 'snd_dma_sg_wc_free' defined but not used [-Werror=unused-function]
>   641 | static void snd_dma_sg_wc_free(struct snd_dma_buffer *dmab)
>       |             ^~~~~~~~~~~~~~~~~~
> sound/core/memalloc.c:628:14: error: 'snd_dma_sg_wc_alloc' defined but not used [-Werror=unused-function]
>   628 | static void *snd_dma_sg_wc_alloc(struct snd_dma_buffer *dmab, size_t size)
>       |              ^~~~~~~~~~~~~~~~~~~
> 
> Caused by commit
> 
>   d51f779940fb ("ALSA: memalloc: Unify x86 SG-buffer handling (take#2)")
> 
> I have used the sound-current tree from next-20211109 for today.

Sorry for the mess, I dropped the problematic patch.  Somehow a wrong
version was submitted and merged.

Takashi