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SubjectRe: [PATCH v2 4/6] mm/fs: add a sync_mode param for clear_page_dirty_for_io()
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On 07/01/2018 07:11 PM, kbuild test robot wrote:
> Hi John,
>
> Thank you for the patch! Perhaps something to improve:
>
> [auto build test WARNING on linus/master]
> [also build test WARNING on v4.18-rc3]
> [cannot apply to next-20180629]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
>
> url: https://github.com/0day-ci/linux/commits/john-hubbard-gmail-com/mm-fs-gup-don-t-unmap-or-drop-filesystem-buffers/20180702-090125
> config: x86_64-randconfig-x010-201826 (attached as .config)
> compiler: gcc-7 (Debian 7.3.0-16) 7.3.0
> reproduce:
> # save the attached .config to linux build tree
> make ARCH=x86_64
>
[...]
> ^
> include/linux/compiler.h:58:42: note: in definition of macro '__trace_if'
> if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
> ^~~~
>>> fs/f2fs/data.c:2021:4: note: in expansion of macro 'if'
> if (!clear_page_dirty_for_io(page), wbc->sync_mode)
> ^~
> fs/f2fs/data.c:2021:9: error: too few arguments to function 'clear_page_dirty_for_io'
> if (!clear_page_dirty_for_io(page), wbc->sync_mode)
> ^
> include/linux/compiler.h:69:16: note: in definition of macro '__trace_if'
> ______r = !!(cond); \
> ^~~~
>>> fs/f2fs/data.c:2021:4: note: in expansion of macro 'if'
> if (!clear_page_dirty_for_io(page), wbc->sync_mode)
> ^~

>

Typo, that should have been:
if (!clear_page_dirty_for_io(page, wbc->sync_mode))

...fixed locally, I'll include it in the next spin. (Somehow my last build didn't
have all the filesystems enabled, sorry for the glitches.)


thanks,
--
John Hubbard
NVIDIA

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