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

From: Yicong Yang <[email-masked]>
Date: Mon, 12 Sep 2022 23:14:15 +0800

On 9/12/2022 1:42 PM, Stephen Rothwell wrote:
> Hi all,
> 
> After merging the coresight tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
> 
> drivers/hwtracing/ptt/hisi_ptt.c:13:10: fatal error: linux/dma-iommu.h: No such file or directory
>    13 | #include <linux/dma-iommu.h>
>       |          ^~~~~~~~~~~~~~~~~~~
> 
> Caused by commit
> 
>   ff0de066b463 ("hwtracing: hisi_ptt: Add trace function support for HiSilicon PCIe Tune and Trace device")
> 
> interacting with commit
> 
>   f2042ed21da7 ("iommu/dma: Make header private")
> 
> from the iommu tree.
> 
> Since the public interfaces in dna-iommu.h were moved to iommu.h, I have
> applied the following merge fix patch:
> 
> From: Stephen Rothwell <[email-masked]>
> Date: Mon, 12 Sep 2022 15:35:37 +1000
> Subject: [PATCH] hwtracing: hihi_ptt: fix up for "iommu/dma: Make header private"
> 

s/hihi_ptt/hisi_ptt

thanks for fixing this!

Acked-by: Yicong Yang <[email-masked]>

> Signed-off-by: Stephen Rothwell <[email-masked]>
> ---
>  drivers/hwtracing/ptt/hisi_ptt.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/hwtracing/ptt/hisi_ptt.c b/drivers/hwtracing/ptt/hisi_ptt.c
> index 666a0f14b6c4..5d5526aa60c4 100644
> --- a/drivers/hwtracing/ptt/hisi_ptt.c
> +++ b/drivers/hwtracing/ptt/hisi_ptt.c
> @@ -10,7 +10,6 @@
>  #include <linux/bitops.h>
>  #include <linux/cpuhotplug.h>
>  #include <linux/delay.h>
> -#include <linux/dma-iommu.h>
>  #include <linux/dma-mapping.h>
>  #include <linux/interrupt.h>
>  #include <linux/io.h>