* Re: [PATCH 11/18] maple_tree: use store type in mas_wr_store_entry()
[not found] <20240604174145.563900-12-sidhartha.kumar@oracle.com>
@ 2024-06-04 22:02 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-06-04 22:02 UTC (permalink / raw)
To: Sidhartha Kumar, linux-kernel, maple-tree
Cc: llvm, oe-kbuild-all, linux-mm, akpm, liam.howlett, zhangpeng.00,
willy, Sidhartha Kumar
Hi Sidhartha,
kernel test robot noticed the following build warnings:
[auto build test WARNING on akpm-mm/mm-nonmm-unstable]
[also build test WARNING on linus/master v6.10-rc2 next-20240604]
[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/Sidhartha-Kumar/maple_tree-introduce-store_type-enum/20240605-014633
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable
patch link: https://lore.kernel.org/r/20240604174145.563900-12-sidhartha.kumar%40oracle.com
patch subject: [PATCH 11/18] maple_tree: use store type in mas_wr_store_entry()
config: um-allnoconfig (https://download.01.org/0day-ci/archive/20240605/202406050515.BP3o0Meg-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240605/202406050515.BP3o0Meg-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/202406050515.BP3o0Meg-lkp@intel.com/
All warnings (new ones prefixed by >>):
lib/maple_tree.c:351:21: warning: unused function 'mte_set_full' [-Wunused-function]
351 | static inline void *mte_set_full(const struct maple_enode *node)
| ^~~~~~~~~~~~
lib/maple_tree.c:356:21: warning: unused function 'mte_clear_full' [-Wunused-function]
356 | static inline void *mte_clear_full(const struct maple_enode *node)
| ^~~~~~~~~~~~~~
lib/maple_tree.c:361:20: warning: unused function 'mte_has_null' [-Wunused-function]
361 | static inline bool mte_has_null(const struct maple_enode *node)
| ^~~~~~~~~~~~
>> lib/maple_tree.c:4206:21: warning: stack frame size (1032) exceeds limit (1024) in 'mas_wr_store_entry' [-Wframe-larger-than]
4206 | static inline void *mas_wr_store_entry(struct ma_wr_state *wr_mas)
| ^
lib/maple_tree.c:4151:13: warning: stack frame size (1048) exceeds limit (1024) in 'mas_wr_bnode' [-Wframe-larger-than]
4151 | static void mas_wr_bnode(struct ma_wr_state *wr_mas)
| ^
5 warnings generated.
vim +/mas_wr_store_entry +4206 lib/maple_tree.c
54a611b605901c Liam R. Howlett 2022-09-06 4198
54a611b605901c Liam R. Howlett 2022-09-06 4199 /*
54a611b605901c Liam R. Howlett 2022-09-06 4200 * mas_wr_store_entry() - Internal call to store a value
54a611b605901c Liam R. Howlett 2022-09-06 4201 * @mas: The maple state
54a611b605901c Liam R. Howlett 2022-09-06 4202 * @entry: The entry to store.
54a611b605901c Liam R. Howlett 2022-09-06 4203 *
54a611b605901c Liam R. Howlett 2022-09-06 4204 * Return: The contents that was stored at the index.
54a611b605901c Liam R. Howlett 2022-09-06 4205 */
54a611b605901c Liam R. Howlett 2022-09-06 @4206 static inline void *mas_wr_store_entry(struct ma_wr_state *wr_mas)
54a611b605901c Liam R. Howlett 2022-09-06 4207 {
54a611b605901c Liam R. Howlett 2022-09-06 4208 struct ma_state *mas = wr_mas->mas;
7ad45cca258711 Sidhartha Kumar 2024-06-04 4209 unsigned char new_end = mas_wr_new_end(wr_mas);
54a611b605901c Liam R. Howlett 2022-09-06 4210
7ad45cca258711 Sidhartha Kumar 2024-06-04 4211 switch (mas->store_type) {
7ad45cca258711 Sidhartha Kumar 2024-06-04 4212 case wr_invalid:
7ad45cca258711 Sidhartha Kumar 2024-06-04 4213 MT_BUG_ON(mas->tree, 1);
7ad45cca258711 Sidhartha Kumar 2024-06-04 4214 return NULL;
7ad45cca258711 Sidhartha Kumar 2024-06-04 4215 case wr_new_root:
7ad45cca258711 Sidhartha Kumar 2024-06-04 4216 mas_new_root(mas, wr_mas->entry);
7ad45cca258711 Sidhartha Kumar 2024-06-04 4217 break;
7ad45cca258711 Sidhartha Kumar 2024-06-04 4218 case wr_store_root:
54a611b605901c Liam R. Howlett 2022-09-06 4219 mas_store_root(mas, wr_mas->entry);
7ad45cca258711 Sidhartha Kumar 2024-06-04 4220 break;
7ad45cca258711 Sidhartha Kumar 2024-06-04 4221 case wr_exact_fit:
7ad45cca258711 Sidhartha Kumar 2024-06-04 4222 rcu_assign_pointer(wr_mas->slots[mas->offset], wr_mas->entry);
7ad45cca258711 Sidhartha Kumar 2024-06-04 4223 if (!!wr_mas->entry ^ !!wr_mas->content)
7ad45cca258711 Sidhartha Kumar 2024-06-04 4224 mas_update_gap(mas);
7ad45cca258711 Sidhartha Kumar 2024-06-04 4225 break;
7ad45cca258711 Sidhartha Kumar 2024-06-04 4226 case wr_append:
7ad45cca258711 Sidhartha Kumar 2024-06-04 4227 mas_wr_append(wr_mas, new_end);
7ad45cca258711 Sidhartha Kumar 2024-06-04 4228 break;
7ad45cca258711 Sidhartha Kumar 2024-06-04 4229 case wr_slot_store:
7ad45cca258711 Sidhartha Kumar 2024-06-04 4230 mas_wr_slot_store(wr_mas);
7ad45cca258711 Sidhartha Kumar 2024-06-04 4231 break;
7ad45cca258711 Sidhartha Kumar 2024-06-04 4232 case wr_node_store:
7ad45cca258711 Sidhartha Kumar 2024-06-04 4233 mas_wr_node_store(wr_mas, new_end);
7ad45cca258711 Sidhartha Kumar 2024-06-04 4234 break;
7ad45cca258711 Sidhartha Kumar 2024-06-04 4235 case wr_spanning_store:
54a611b605901c Liam R. Howlett 2022-09-06 4236 mas_wr_spanning_store(wr_mas);
7ad45cca258711 Sidhartha Kumar 2024-06-04 4237 break;
7ad45cca258711 Sidhartha Kumar 2024-06-04 4238 case wr_split_store:
7ad45cca258711 Sidhartha Kumar 2024-06-04 4239 case wr_rebalance:
7ad45cca258711 Sidhartha Kumar 2024-06-04 4240 case wr_bnode:
7ad45cca258711 Sidhartha Kumar 2024-06-04 4241 mas_wr_bnode(wr_mas);
7ad45cca258711 Sidhartha Kumar 2024-06-04 4242 break;
54a611b605901c Liam R. Howlett 2022-09-06 4243 }
54a611b605901c Liam R. Howlett 2022-09-06 4244
54a611b605901c Liam R. Howlett 2022-09-06 4245 return wr_mas->content;
54a611b605901c Liam R. Howlett 2022-09-06 4246 }
54a611b605901c Liam R. Howlett 2022-09-06 4247
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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