WARNING: line length of 81 exceeds 80 columns
#44: FILE: include/linux/bpf.h:2699:
+int bpf_percpu_hash_copy(struct bpf_map *map, void *key, void *value, u64 flags);

WARNING: line length of 86 exceeds 80 columns
#87: FILE: include/linux/bpf.h:3748:
+static inline int bpf_map_check_flags(struct bpf_map *map, u64 flags, bool check_flag)

WARNING: line length of 84 exceeds 80 columns
#89: FILE: include/linux/bpf.h:3750:
+	if (check_flag && ((u32)flags & ~(BPF_F_LOCK | BPF_F_CPU | BPF_F_ALL_CPUS)))

WARNING: line length of 86 exceeds 80 columns
#92: FILE: include/linux/bpf.h:3753:
+	if ((flags & BPF_F_LOCK) && !btf_record_has_field(map->record, BPF_SPIN_LOCK))

WARNING: line length of 96 exceeds 80 columns
#98: FILE: include/linux/bpf.h:3759:
+	if ((flags & (BPF_F_CPU | BPF_F_ALL_CPUS)) && !bpf_map_support_cpu_flags(map->map_type))

WARNING: line length of 90 exceeds 80 columns
#192: FILE: kernel/bpf/hashtab.c:947:
+		copy_map_value(&htab->map, (map_flags & BPF_F_CPU) && cpu != current_cpu ?

WARNING: line length of 83 exceeds 80 columns
#193: FILE: kernel/bpf/hashtab.c:948:
+			       per_cpu_ptr(pptr, cpu) : this_cpu_ptr(pptr), value);

WARNING: line length of 96 exceeds 80 columns
#201: FILE: kernel/bpf/hashtab.c:955:
+					    per_cpu_ptr(pptr, cpu) : this_cpu_ptr(pptr), value);

WARNING: line length of 83 exceeds 80 columns
#238: FILE: kernel/bpf/hashtab.c:1002:
+					 struct htab_elem *old_elem, u64 map_flags)

WARNING: line length of 82 exceeds 80 columns
#293: FILE: kernel/bpf/hashtab.c:1324:
+					hash, percpu, onallcpus, NULL, map_flags);

WARNING: line length of 97 exceeds 80 columns
#353: FILE: kernel/bpf/hashtab.c:1839:
+				copy_map_value_long(&htab->map, dst_val, per_cpu_ptr(pptr, cpu));

WARNING: line length of 86 exceeds 80 columns
#357: FILE: kernel/bpf/hashtab.c:1843:
+					copy_map_value_long(&htab->map, dst_val + off,

WARNING: line length of 84 exceeds 80 columns
#358: FILE: kernel/bpf/hashtab.c:1844:
+							    per_cpu_ptr(pptr, cpu));

WARNING: line length of 92 exceeds 80 columns
#359: FILE: kernel/bpf/hashtab.c:1845:
+					check_and_init_map_value(&htab->map, dst_val + off);

WARNING: line length of 84 exceeds 80 columns
#370: FILE: kernel/bpf/hashtab.c:2403:
+int bpf_percpu_hash_copy(struct bpf_map *map, void *key, void *value, u64 map_flags)

WARNING: line length of 86 exceeds 80 columns
#401: FILE: kernel/bpf/hashtab.c:2434:
+			copy_map_value_long(map, value + off, per_cpu_ptr(pptr, cpu));

WARNING: line length of 95 exceeds 80 columns
#417: FILE: kernel/bpf/syscall.c:136:
+	if (bpf_map_support_cpu_flags(map->map_type) && (flags & (BPF_F_CPU | BPF_F_ALL_CPUS)))

total: 0 errors, 17 warnings, 0 checks, 413 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit d44ca8a65928 ("bpf: Introduce BPF_F_CPU flag for percpu_hash and lru_percpu_hash maps") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 17 warnings, 0 checks, 413 lines checked