linux-kernel - Re: [PATCH 3/5] fs: sys

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Date: Mon, 3 Jun 2024 12:16:02 +0800
From: kernel test robot <lkp@...el.com>
To: Kent Overstreet <kent.overstreet@...ux.dev>,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	Jens Axboe <axboe@...nel.dk>,
	Kent Overstreet <kent.overstreet@...ux.dev>, brauner@...nel.org,
	viro@...iv.linux.org.uk,
	Bernd Schubert <bernd.schubert@...tmail.fm>, linux-mm@...ck.org,
	Josef Bacik <josef@...icpanda.com>
Subject: Re: [PATCH 3/5] fs: sys_ringbuffer

Hi Kent,

kernel test robot noticed the following build warnings:

[auto build test WARNING on tip/locking/core]
[also build test WARNING on linus/master v6.10-rc2]
[cannot apply to akpm-mm/mm-nonmm-unstable tip/x86/asm akpm-mm/mm-everything next-20240531]
[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/Kent-Overstreet/darray-lift-from-bcachefs/20240603-083536
base:   tip/locking/core
patch link:    https://lore.kernel.org/r/20240603003306.2030491-4-kent.overstreet%40linux.dev
patch subject: [PATCH 3/5] fs: sys_ringbuffer
config: arm-allnoconfig (https://download.01.org/0day-ci/archive/20240603/202406031142.Xw5hn2Ks-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project bafda89a0944d947fc4b3b5663185e07a397ac30)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240603/202406031142.Xw5hn2Ks-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202406031142.Xw5hn2Ks-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> <stdin>:1603:2: warning: syscall ringbuffer not implemented [-W#warnings]
    1603 | #warning syscall ringbuffer not implemented
         |  ^
>> <stdin>:1606:2: warning: syscall ringbuffer_wait not implemented [-W#warnings]
    1606 | #warning syscall ringbuffer_wait not implemented
         |  ^
>> <stdin>:1609:2: warning: syscall ringbuffer_wakeup not implemented [-W#warnings]
    1609 | #warning syscall ringbuffer_wakeup not implemented
         |  ^
   3 warnings generated.
--
   In file included from arch/arm/kernel/asm-offsets.c:12:
   In file included from include/linux/mm.h:2253:
   include/linux/vmstat.h:514:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     514 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   1 warning generated.
>> <stdin>:1603:2: warning: syscall ringbuffer not implemented [-W#warnings]
    1603 | #warning syscall ringbuffer not implemented
         |  ^
>> <stdin>:1606:2: warning: syscall ringbuffer_wait not implemented [-W#warnings]
    1606 | #warning syscall ringbuffer_wait not implemented
         |  ^
>> <stdin>:1609:2: warning: syscall ringbuffer_wakeup not implemented [-W#warnings]
    1609 | #warning syscall ringbuffer_wakeup not implemented
         |  ^
   3 warnings generated.

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki