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

From: Stephen Rothwell <[email-masked]>
Date: Mon, 20 Jun 2022 18:21:08 +1000

Hi all,

On Mon, 20 Jun 2022 10:34:00 +1000 Stephen Rothwell <[email-masked]> wrote:
>
> Hi all,
> 
> 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*")

This turned into a build failure in my powerpc allyesconfig build, so I
reverted the above commit for today.
-- 
Cheers,
Stephen Rothwell