linux-kernel - Re: linux-next: build warning after merge of the libata tree

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Date:   Mon, 20 Jun 2022 20:07:23 +0900
From:   Damien Le Moal <damien.lemoal@...nsource.wdc.com>
To:     Sergey Shtylyov <s.shtylyov@....ru>,
        Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the libata tree

On 6/20/22 19:57, Sergey Shtylyov wrote:
> Hello!
> 
> On 6/20/22 11:53 AM, Damien Le Moal wrote:
> 
> [...]
>>>> After merging the libata tree, today's linux-next build (powercp
>>>> ppc64_defconfig) produced this warning:
>>>>
>>>> In file included from include/linux/device.h:15,
>>>>                  from arch/powerpc/include/asm/io.h:27,
>>>>                  from include/linux/io.h:13,
>>>>                  from include/linux/irq.h:20,
>>>>                  from arch/powerpc/include/asm/hardirq.h:6,
>>>>                  from include/linux/hardirq.h:11,
>>>>                  from include/linux/highmem.h:11,
>>>>                  from include/linux/bvec.h:10,
>>>>                  from include/linux/blk_types.h:10,
>>>>                  from include/linux/blkdev.h:9,
>>>>                  from drivers/ata/pata_macio.c:18:
>>>> drivers/ata/pata_macio.c: In function 'pmac_macio_calc_timing_masks':
>>>> drivers/ata/pata_macio.c:1031:28: warning: format '%lx' expects argument of type 'long unsigned int', but argument 4 has type 'unsigned int' [-Wformat=]
>>>>  1031 |         dev_dbg(priv->dev, "Supported masks: PIO=%lx, MWDMA=%lx, UDMA=%lx\n",
>>>
>>> 	.
>>> 	.
>>> 	.
>>>
>>>> Introduced by commit
>>>>
>>>>   f0a6d77b351c ("ata: make transfer mode masks *unsigned int*")
> 
>    Oops, sorry about that!>
>>> This turned into a build failure in my powerpc allyesconfig build, so I
>>> reverted the above commit for today.
>>
>> I pushed the fix already. It is in ata for-next branch.
> 
>    Thank you!
>    Note that your Fixes: tag doesn't look right -- the asterisks are missing
> in the summary...

Fixed. Copy-paste from the mailer (build failure report email), the
asterisks are gone and "unsigned int" shown with bold font. Please stop
with the markdown style emphasis. That creates problems.

> 
> MBR, Sergey


-- 
Damien Le Moal
Western Digital Research