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SubjectRe: linux-next: build warning after merge of the vfs tree
Hi all,

On Mon, 4 Feb 2019 09:33:34 +1100 Stephen Rothwell <sfr@canb.auug.org.au> wrote:
>
> After merging the vfs tree, today's linux-next build (arm
> multi_v7_defconfig) produced this warning:
>
> In file included from include/linux/printk.h:7,
> from include/linux/kernel.h:14,
> from include/linux/fs_context.h:15,
> from fs/fs_parser.c:13:
> fs/fs_parser.c: In function 'fs_validate_description':
> include/linux/kern_levels.h:5:18: warning: format '%lu' expects argument of type 'long unsigned int', but argument 3 has type 'int' [-Wformat=]
> #define KERN_SOH "\001" /* ASCII Start Of Header */
> ^~~~~~
> include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH'
> #define KERN_ERR KERN_SOH "3" /* error conditions */
> ^~~~~~~~
> include/linux/printk.h:303:9: note: in expansion of macro 'KERN_ERR'
> printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
> ^~~~~~~~
> fs/fs_parser.c:413:6: note: in expansion of macro 'pr_err'
> pr_err("VALIDATE %s: e[%lu] enum val for %s\n",
> ^~~~~~
> fs/fs_parser.c:413:31: note: format string is defined here
> pr_err("VALIDATE %s: e[%lu] enum val for %s\n",
> ~~^
> %u
>
> Introduced by commit
>
> f512b838c104 ("vfs: Add configuration parser helpers")

We are now seeing that warning in Linus' tree :-(

--
Cheers,
Stephen Rothwell
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