WARNING: line length of 99 exceeds 80 columns
#46: FILE: include/linux/bpf.h:677:
+void *bpf_arena_alloc_pages_non_sleepable(void *p__map, void *addr__ign, u32 page_cnt, int node_id,

WARNING: line length of 84 exceeds 80 columns
#48: FILE: include/linux/bpf.h:679:
+void bpf_arena_free_pages_non_sleepable(void *p__map, void *ptr__ign, u32 page_cnt);

WARNING: line length of 100 exceeds 80 columns
#50: FILE: include/linux/bpf.h:681:
+static inline void *bpf_arena_alloc_pages_non_sleepable(void *p__map, void *addr__ign, u32 page_cnt,

WARNING: line length of 97 exceeds 80 columns
#56: FILE: include/linux/bpf.h:687:
+static inline void bpf_arena_free_pages_non_sleepable(void *p__map, void *ptr__ign, u32 page_cnt)

WARNING: line length of 97 exceeds 80 columns
#83: FILE: kernel/bpf/arena.c:49:
+static void arena_free_pages(struct bpf_arena *arena, long uaddr, long page_cnt, bool sleepable);

WARNING: line length of 81 exceeds 80 columns
#116: FILE: kernel/bpf/arena.c:147:
+static int apply_range_clear_cb(pte_t *pte, unsigned long addr, void *free_pages)

WARNING: line length of 94 exceeds 80 columns
#234: FILE: kernel/bpf/arena.c:531:
+static long arena_alloc_pages(struct bpf_arena *arena, long uaddr, long page_cnt, int node_id,

WARNING: line length of 96 exceeds 80 columns
#302: FILE: kernel/bpf/arena.c:652:
+static void arena_free_pages(struct bpf_arena *arena, long uaddr, long page_cnt, bool sleepable)

WARNING: line length of 93 exceeds 80 columns
#380: FILE: kernel/bpf/arena.c:719:
+		 * If allocation fails in non-sleepable context, pages are intentionally left

WARNING: line length of 97 exceeds 80 columns
#381: FILE: kernel/bpf/arena.c:720:
+		 * inaccessible (leaked) until the arena is destroyed. Cleanup or retries are not

WARNING: line length of 82 exceeds 80 columns
#428: FILE: kernel/bpf/arena.c:768:
+	struct bpf_arena *arena = container_of(work, struct bpf_arena, free_work);

WARNING: line length of 85 exceeds 80 columns
#455: FILE: kernel/bpf/arena.c:795:
+		apply_to_existing_page_range(&init_mm, kaddr, page_cnt << PAGE_SHIFT,

WARNING: line length of 95 exceeds 80 columns
#462: FILE: kernel/bpf/arena.c:802:
+	/* Iterate the list again without holding spinlock to do the tlb flush and zap_pages */

WARNING: line length of 90 exceeds 80 columns
#478: FILE: kernel/bpf/arena.c:818:
+	/* free all pages collected by apply_to_existing_page_range() in the first loop */

WARNING: line length of 90 exceeds 80 columns
#498: FILE: kernel/bpf/arena.c:843:
+	return (void *)arena_alloc_pages(arena, (long)addr__ign, page_cnt, node_id, true);

WARNING: line length of 86 exceeds 80 columns
#501: FILE: kernel/bpf/arena.c:846:
+void *bpf_arena_alloc_pages_non_sleepable(void *p__map, void *addr__ign, u32 page_cnt,

WARNING: line length of 91 exceeds 80 columns
#510: FILE: kernel/bpf/arena.c:855:
+	return (void *)arena_alloc_pages(arena, (long)addr__ign, page_cnt, node_id, false);

WARNING: line length of 83 exceeds 80 columns
#523: FILE: kernel/bpf/arena.c:867:
+void bpf_arena_free_pages_non_sleepable(void *p__map, void *ptr__ign, u32 page_cnt)

WARNING: line length of 89 exceeds 80 columns
#541: FILE: kernel/bpf/arena.c:893:
+BTF_ID_FLAGS(func, bpf_arena_alloc_pages, KF_TRUSTED_ARGS | KF_ARENA_RET | KF_ARENA_ARG2)

WARNING: line length of 82 exceeds 80 columns
#575: FILE: kernel/bpf/verifier.c:22441:
+			addr = (unsigned long)bpf_arena_alloc_pages_non_sleepable;

WARNING: line length of 81 exceeds 80 columns
#578: FILE: kernel/bpf/verifier.c:22444:
+			addr = (unsigned long)bpf_arena_free_pages_non_sleepable;

total: 0 errors, 21 warnings, 0 checks, 507 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 6750773a2bde ("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, 21 warnings, 0 checks, 507 lines checked