WARNING: line length of 84 exceeds 80 columns
#45: FILE: include/linux/bpf.h:676:
+void bpf_arena_free_pages_non_sleepable(void *p__map, void *ptr__ign, u32 page_cnt);

WARNING: line length of 97 exceeds 80 columns
#69: FILE: kernel/bpf/arena.c:48:
+static void arena_free_pages(struct bpf_arena *arena, long uaddr, long page_cnt, bool sleepable);

WARNING: line length of 81 exceeds 80 columns
#102: FILE: kernel/bpf/arena.c:140:
+static int apply_range_clear_cb(pte_t *pte, unsigned long addr, void *free_pages)

WARNING: line length of 97 exceeds 80 columns
#170: FILE: kernel/bpf/arena.c:366:
+		 * This is an impossible case and would only trigger if res_spin_lock is buggy or

WARNING: line length of 99 exceeds 80 columns
#268: FILE: kernel/bpf/arena.c:618:
+		arena_free_pages(arena, clear_lo32(arena->user_vm_start) + uaddr32, mapped, false);

WARNING: line length of 96 exceeds 80 columns
#289: FILE: kernel/bpf/arena.c:643:
+static void arena_free_pages(struct bpf_arena *arena, long uaddr, long page_cnt, bool sleepable)

WARNING: line length of 82 exceeds 80 columns
#411: FILE: kernel/bpf/arena.c:755:
+	struct bpf_arena *arena = container_of(work, struct bpf_arena, free_work);

WARNING: line length of 85 exceeds 80 columns
#438: FILE: kernel/bpf/arena.c:782:
+		apply_to_existing_page_range(&init_mm, kaddr, page_cnt << PAGE_SHIFT,

WARNING: line length of 95 exceeds 80 columns
#445: FILE: kernel/bpf/arena.c:789:
+	/* Iterate the list again without holding spinlock to do the tlb flush and zap_pages */

WARNING: line length of 90 exceeds 80 columns
#461: FILE: kernel/bpf/arena.c:805:
+	/* free all pages collected by apply_to_existing_page_range() in the first loop */

WARNING: line length of 83 exceeds 80 columns
#484: FILE: kernel/bpf/arena.c:843:
+void bpf_arena_free_pages_non_sleepable(void *p__map, void *ptr__ign, u32 page_cnt)

WARNING: line length of 89 exceeds 80 columns
#502: FILE: kernel/bpf/arena.c:869:
+BTF_ID_FLAGS(func, bpf_arena_alloc_pages, KF_TRUSTED_ARGS | KF_ARENA_RET | KF_ARENA_ARG2)

WARNING: line length of 81 exceeds 80 columns
#534: FILE: kernel/bpf/verifier.c:22357:
+			addr = (unsigned long)bpf_arena_free_pages_non_sleepable;

total: 0 errors, 13 warnings, 0 checks, 465 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 bb23a7b71320 ("bpf: arena: make arena kfuncs any context safe") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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, 13 warnings, 0 checks, 465 lines checked