lkml.org 
[lkml]   [2022]   [Feb]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
Subject[ammarfaizi2-block:google/android/kernel/common/android12-5.4 4044/9999] drivers/dma-buf/heaps/page_pool.c:236:17: sparse: sparse: symbol 'pool_shrinker' was not declared. Should it be static?
tree:   https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android12-5.4
head: 29002d26b47f382cfaad78623470129c398f8563
commit: 44008f99d9ca0793e2562967e1da01fa74ee4a41 [4044/9999] ANDROID: dma-buf: system_heap: Add pagepool support to system heap
config: x86_64-randconfig-s022-20220221 (https://download.01.org/0day-ci/archive/20220222/202202222121.0IUBHSwF-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.4-dirty
# https://github.com/ammarfaizi2/linux-block/commit/44008f99d9ca0793e2562967e1da01fa74ee4a41
git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android12-5.4
git checkout 44008f99d9ca0793e2562967e1da01fa74ee4a41
# save the config file to linux build tree
mkdir build_dir
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/dma-buf/heaps/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)
>> drivers/dma-buf/heaps/page_pool.c:236:17: sparse: sparse: symbol 'pool_shrinker' was not declared. Should it be static?
drivers/dma-buf/heaps/page_pool.c:243:5: sparse: sparse: symbol 'dmabuf_page_pool_init_shrinker' was not declared. Should it be static?

vim +/pool_shrinker +236 drivers/dma-buf/heaps/page_pool.c

bd4db96bfc247af John Stultz 2020-10-02 235
bd4db96bfc247af John Stultz 2020-10-02 @236 struct shrinker pool_shrinker = {
bd4db96bfc247af John Stultz 2020-10-02 237 .count_objects = dmabuf_page_pool_shrink_count,
bd4db96bfc247af John Stultz 2020-10-02 238 .scan_objects = dmabuf_page_pool_shrink_scan,
bd4db96bfc247af John Stultz 2020-10-02 239 .seeks = DEFAULT_SEEKS,
bd4db96bfc247af John Stultz 2020-10-02 240 .batch = 0,
bd4db96bfc247af John Stultz 2020-10-02 241 };
bd4db96bfc247af John Stultz 2020-10-02 242

:::::: The code at line 236 was first introduced by commit
:::::: bd4db96bfc247afdaf7a4cfde85fd8147522f3e6 ANDROID: dma-buf: heaps: Add a shrinker controlled page pool

:::::: TO: John Stultz <john.stultz@linaro.org>
:::::: CC: John Stultz <john.stultz@linaro.org>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

\
 
 \ /
  Last update: 2022-02-22 14:20    [W:0.026 / U:1.472 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site