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Message-ID: <202411012135.447KNHZK-lkp@intel.com>
Date: Fri, 1 Nov 2024 22:02:01 +0800
From: kernel test robot <lkp@...el.com>
To: mrpre <mrpre@....com>, yonghong.song@...ux.dev,
john.fastabend@...il.com, martin.lau@...nel.org,
edumazet@...gle.com, jakub@...udflare.com, davem@...emloft.net,
dsahern@...nel.org, kuba@...nel.org, pabeni@...hat.com,
netdev@...r.kernel.org, bpf@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, mrpre <mrpre@....com>
Subject: Re: [PATCH 1/2] bpf: Introduce cpu affinity for sockmap
Hi mrpre,
kernel test robot noticed the following build errors:
[auto build test ERROR on bpf-next/master]
[also build test ERROR on bpf/master net-next/main net/main linus/master v6.12-rc5 next-20241101]
[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/mrpre/bpf-implement-libbpf-sockmap-cpu-affinity/20241101-104144
base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
patch link: https://lore.kernel.org/r/20241101023832.32404-1-mrpre%40163.com
patch subject: [PATCH 1/2] bpf: Introduce cpu affinity for sockmap
config: arc-randconfig-001-20241101 (https://download.01.org/0day-ci/archive/20241101/202411012135.447KNHZK-lkp@intel.com/config)
compiler: arc-elf-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241101/202411012135.447KNHZK-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/202411012135.447KNHZK-lkp@intel.com/
All errors (new ones prefixed by >>):
kernel/bpf/syscall.c: In function 'bpf_map_update_value':
>> kernel/bpf/syscall.c:254:24: error: too many arguments to function 'sock_map_update_elem_sys'
254 | return sock_map_update_elem_sys(map, key, value, flags, target_cpu);
| ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from kernel/bpf/syscall.c:4:
include/linux/bpf.h:3175:19: note: declared here
3175 | static inline int sock_map_update_elem_sys(struct bpf_map *map, void *key, void *value,
| ^~~~~~~~~~~~~~~~~~~~~~~~
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for GET_FREE_REGION
Depends on [n]: SPARSEMEM [=n]
Selected by [m]:
- RESOURCE_KUNIT_TEST [=m] && RUNTIME_TESTING_MENU [=y] && KUNIT [=m]
vim +/sock_map_update_elem_sys +254 kernel/bpf/syscall.c
240
241 static int bpf_map_update_value(struct bpf_map *map, struct file *map_file,
242 void *key, void *value, __u64 flags, s32 target_cpu)
243 {
244 int err;
245 /* Need to create a kthread, thus must support schedule */
246 if (bpf_map_is_offloaded(map)) {
247 return bpf_map_offload_update_elem(map, key, value, flags);
248 } else if (map->map_type == BPF_MAP_TYPE_CPUMAP ||
249 map->map_type == BPF_MAP_TYPE_ARENA ||
250 map->map_type == BPF_MAP_TYPE_STRUCT_OPS) {
251 return map->ops->map_update_elem(map, key, value, flags);
252 } else if (map->map_type == BPF_MAP_TYPE_SOCKHASH ||
253 map->map_type == BPF_MAP_TYPE_SOCKMAP) {
> 254 return sock_map_update_elem_sys(map, key, value, flags, target_cpu);
255 } else if (IS_FD_PROG_ARRAY(map)) {
256 return bpf_fd_array_map_update_elem(map, map_file, key, value,
257 flags);
258 }
259
260 bpf_disable_instrumentation();
261 if (map->map_type == BPF_MAP_TYPE_PERCPU_HASH ||
262 map->map_type == BPF_MAP_TYPE_LRU_PERCPU_HASH) {
263 err = bpf_percpu_hash_update(map, key, value, flags);
264 } else if (map->map_type == BPF_MAP_TYPE_PERCPU_ARRAY) {
265 err = bpf_percpu_array_update(map, key, value, flags);
266 } else if (map->map_type == BPF_MAP_TYPE_PERCPU_CGROUP_STORAGE) {
267 err = bpf_percpu_cgroup_storage_update(map, key, value,
268 flags);
269 } else if (IS_FD_ARRAY(map)) {
270 err = bpf_fd_array_map_update_elem(map, map_file, key, value,
271 flags);
272 } else if (map->map_type == BPF_MAP_TYPE_HASH_OF_MAPS) {
273 err = bpf_fd_htab_map_update_elem(map, map_file, key, value,
274 flags);
275 } else if (map->map_type == BPF_MAP_TYPE_REUSEPORT_SOCKARRAY) {
276 /* rcu_read_lock() is not needed */
277 err = bpf_fd_reuseport_array_update_elem(map, key, value,
278 flags);
279 } else if (map->map_type == BPF_MAP_TYPE_QUEUE ||
280 map->map_type == BPF_MAP_TYPE_STACK ||
281 map->map_type == BPF_MAP_TYPE_BLOOM_FILTER) {
282 err = map->ops->map_push_elem(map, value, flags);
283 } else {
284 err = bpf_obj_pin_uptrs(map->record, value);
285 if (!err) {
286 rcu_read_lock();
287 err = map->ops->map_update_elem(map, key, value, flags);
288 rcu_read_unlock();
289 if (err)
290 bpf_obj_unpin_uptrs(map->record, value);
291 }
292 }
293 bpf_enable_instrumentation();
294
295 return err;
296 }
297
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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