Re: [PATCH v3 29/35] mm: vmalloc: Enable memory allocation profiling

[kernel test robot <lkp@intel.com>]

Hi Suren,

kernel test robot noticed the following build errors:

[auto build test ERROR on akpm-mm/mm-nonmm-unstable]
[also build test ERROR on linus/master v6.8-rc4]
[cannot apply to akpm-mm/mm-everything vbabka-slab/for-next next-20240213]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Suren-Baghdasaryan/lib-string_helpers-Add-flags-param-to-string_get_size/20240213-054335
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable
patch link:    https://lore.kernel.org/r/20240212213922.783301-30-surenb%40google.com
patch subject: [PATCH v3 29/35] mm: vmalloc: Enable memory allocation profiling
config: mips-bmips_stb_defconfig (https://download.01.org/0day-ci/archive/20240214/202402140643.Sy6Ng0Rw-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project c08b90c50bcac9f3f563c79491c8dbcbe7c3b574)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240214/202402140643.Sy6Ng0Rw-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402140643.Sy6Ng0Rw-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from arch/mips/kernel/asm-offsets.c:12:
   In file included from include/linux/compat.h:15:
   In file included from include/linux/socket.h:8:
   In file included from include/linux/uio.h:10:
   In file included from include/linux/mm_types.h:5:
   In file included from include/linux/mm_types_task.h:13:
   In file included from arch/mips/include/asm/page.h:200:
   In file included from arch/mips/include/asm/io.h:563:
   In file included from include/asm-generic/io.h:994:
   In file included from include/linux/vmalloc.h:6:
>> include/linux/sched.h:1338:30: error: field has incomplete type 'struct tlbflush_unmap_batch'
    1338 |         struct tlbflush_unmap_batch     tlb_ubc;
         |                                         ^
   include/linux/sched.h:1338:9: note: forward declaration of 'struct tlbflush_unmap_batch'
    1338 |         struct tlbflush_unmap_batch     tlb_ubc;
         |                ^
>> include/linux/sched.h:1343:20: error: field has incomplete type 'struct page_frag'
    1343 |         struct page_frag                task_frag;
         |                                         ^
   include/linux/sched.h:1343:9: note: forward declaration of 'struct page_frag'
    1343 |         struct page_frag                task_frag;
         |                ^
   2 errors generated.
   make[3]: *** [scripts/Makefile.build:116: arch/mips/kernel/asm-offsets.s] Error 1
   make[3]: Target 'prepare' not remade because of errors.
   make[2]: *** [Makefile:1191: prepare0] Error 2
   make[2]: Target 'prepare' not remade because of errors.
   make[1]: *** [Makefile:240: __sub-make] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:240: __sub-make] Error 2
   make: Target 'prepare' not remade because of errors.


vim +1338 include/linux/sched.h

af7f588d8f7355 Mathieu Desnoyers 2022-11-22  1337  
72b252aed506b8 Mel Gorman        2015-09-04 @1338  	struct tlbflush_unmap_batch	tlb_ubc;
72b252aed506b8 Mel Gorman        2015-09-04  1339  
5eca1c10cbaa9c Ingo Molnar       2017-02-06  1340  	/* Cache last used pipe for splice(): */
b92ce55893745e Jens Axboe        2006-04-11  1341  	struct pipe_inode_info		*splice_pipe;
5640f7685831e0 Eric Dumazet      2012-09-23  1342  
5640f7685831e0 Eric Dumazet      2012-09-23 @1343  	struct page_frag		task_frag;
5640f7685831e0 Eric Dumazet      2012-09-23  1344  

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