[mmotm:master 44/178] Warning(mm/page_alloc.c:2954): cannot understand function prototype: 'void * __meminit alloc_pages_exact_nid(int nid, size_t size, gfp_t gfp_mask) '

[mmotm:master 44/178] Warning(mm/page_alloc.c:2954): cannot understand function prototype: 'void * __meminit alloc_pages_exact_nid(int nid, size_t size, gfp_t gfp_mask) '

[kbuild test robot]

tree:   git://git.cmpxchg.org/linux-mmotm.git master
head:   a621774e0e7bbd9e8a024230af4704cc489bd40e
commit: 4a35989d122d3ed0ead4132ed01e2fd2d8de74d7 [44/178] mm/page_alloc.c: add __meminit to alloc_pages_exact_nid()
reproduce: make htmldocs

All warnings:

   Warning(lib/crc32.c:217): No description found for parameter 'tab)[256]'
   Warning(lib/crc32.c:217): Excess function parameter 'tab' description in 'crc32_le_generic'
   Warning(lib/crc32.c:300): No description found for parameter 'tab)[256]'
   Warning(lib/crc32.c:300): Excess function parameter 'tab' description in 'crc32_be_generic'
   Warning(lib/crc32.c): no structured comments found
   Warning(mm/filemap.c:1054): No description found for parameter 'cache_gfp_mask'
   Warning(mm/filemap.c:1054): No description found for parameter 'radix_gfp_mask'
   Warning(mm/filemap.c:1054): Excess function parameter 'gfp_mask' description in 'pagecache_get_page'
>> Warning(mm/page_alloc.c:2954): cannot understand function prototype: 'void * __meminit alloc_pages_exact_nid(int nid, size_t size, gfp_t gfp_mask) '
   Warning(mm/page_alloc.c:6062): No description found for parameter 'pfn'
   Warning(mm/page_alloc.c:6062): No description found for parameter 'mask'
   Warning(mm/page_alloc.c:6062): Excess function parameter 'start_bitidx' description in 'get_pfnblock_flags_mask'
   Warning(mm/page_alloc.c:6090): No description found for parameter 'pfn'
   Warning(mm/page_alloc.c:6090): No description found for parameter 'mask'
   Warning(mm/page_alloc.c:6090): Excess function parameter 'start_bitidx' description in 'set_pfnblock_flags_mask'

---
0-DAY kernel build testing backend              Open Source Technology Center
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Re: [mmotm:master 44/178] Warning(mm/page_alloc.c:2954): cannot understand function prototype: 'void * __meminit alloc_pages_exact_nid(int nid, size_t size, gfp_t gfp_mask) '

[Fabian Frederick]

On Fri, 13 Jun 2014 11:46:49 +0800
kbuild test robot <fengguang.wu@intel.com> wrote:

> tree:   git://git.cmpxchg.org/linux-mmotm.git master
> head:   a621774e0e7bbd9e8a024230af4704cc489bd40e
> commit: 4a35989d122d3ed0ead4132ed01e2fd2d8de74d7 [44/178] mm/page_alloc.c: add __meminit to alloc_pages_exact_nid()
> reproduce: make htmldocs
> 
> All warnings:
> 
>    Warning(lib/crc32.c:217): No description found for parameter 'tab)[256]'
>    Warning(lib/crc32.c:217): Excess function parameter 'tab' description in 'crc32_le_generic'
>    Warning(lib/crc32.c:300): No description found for parameter 'tab)[256]'
>    Warning(lib/crc32.c:300): Excess function parameter 'tab' description in 'crc32_be_generic'
>    Warning(lib/crc32.c): no structured comments found
>    Warning(mm/filemap.c:1054): No description found for parameter 'cache_gfp_mask'
>    Warning(mm/filemap.c:1054): No description found for parameter 'radix_gfp_mask'
>    Warning(mm/filemap.c:1054): Excess function parameter 'gfp_mask' description in 'pagecache_get_page'
> >> Warning(mm/page_alloc.c:2954): cannot understand function prototype: 'void * __meminit alloc_pages_exact_nid(int nid, size_t size, gfp_t gfp_mask) '

Hello Fengguang,

   There's no more htmldocs warning with 

void __meminit *alloc_pages_exact_nid()

but :

fgrep -re "__init *" | wc -l
79

fgrep -re "* __init" | wc -l
393

Looks more like a problem with make htmldocs or do I have to use another
 format ?

Regards,
Fabian

>    Warning(mm/page_alloc.c:6062): No description found for parameter 'pfn'
>    Warning(mm/page_alloc.c:6062): No description found for parameter 'mask'
>    Warning(mm/page_alloc.c:6062): Excess function parameter 'start_bitidx' description in 'get_pfnblock_flags_mask'
>    Warning(mm/page_alloc.c:6090): No description found for parameter 'pfn'
>    Warning(mm/page_alloc.c:6090): No description found for parameter 'mask'
>    Warning(mm/page_alloc.c:6090): Excess function parameter 'start_bitidx' description in 'set_pfnblock_flags_mask'
> 
> ---
> 0-DAY kernel build testing backend              Open Source Technology Center
> http://lists.01.org/mailman/listinfo/kbuild                 Intel Corporation

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