WARNING: line length of 84 exceeds 80 columns
#82: FILE: fs/bpf_fs_kfuncs.c:203:
+	const struct bpf_dynptr_kern *value_ptr = (struct bpf_dynptr_kern *)value_p;

WARNING: line length of 93 exceeds 80 columns
#95: FILE: fs/verity/measure.c:121:
+__bpf_kfunc int bpf_get_fsverity_digest(struct file *file, const struct bpf_dynptr *digest_p)

WARNING: line length of 86 exceeds 80 columns
#98: FILE: fs/verity/measure.c:123:
+	const struct bpf_dynptr_kern *digest_ptr = (struct bpf_dynptr_kern *)digest_p;

WARNING: line length of 88 exceeds 80 columns
#223: FILE: kernel/bpf/helpers.c:3134:
+				const struct bpf_dynptr *src_ptr, u64 src_off, u64 size)

WARNING: line length of 91 exceeds 80 columns
#237: FILE: kernel/bpf/helpers.c:3188:
+__bpf_kfunc int bpf_dynptr_memset(const struct bpf_dynptr *p, u64 offset, u64 size, u8 val)

CHECK: Alignment should match open parenthesis
#251: FILE: kernel/bpf/helpers.c:4203:
+__bpf_kfunc int bpf_verify_pkcs7_signature(const struct bpf_dynptr *data_p,
+			       const struct bpf_dynptr *sig_p,

WARNING: line length of 82 exceeds 80 columns
#257: FILE: kernel/bpf/helpers.c:4207:
+	const struct bpf_dynptr_kern *data_ptr = (struct bpf_dynptr_kern *)data_p;

WARNING: line length of 83 exceeds 80 columns
#355: FILE: kernel/bpf/verifier.c:7473:
+		if (reg->type == CONST_PTR_TO_DYNPTR && (arg_type & OBJ_RELEASE)) {

WARNING: line length of 81 exceeds 80 columns
#356: FILE: kernel/bpf/verifier.c:7474:
+			verbose(env, "CONST_PTR_TO_DYNPTR cannot be released\n");

WARNING: line length of 92 exceeds 80 columns
#366: FILE: kernel/bpf/verifier.c:7485:
+		/* Fold modifiers (in this case, OBJ_RELEASE) when checking expected type */

WARNING: line length of 82 exceeds 80 columns
#367: FILE: kernel/bpf/verifier.c:7486:
+		if (!is_dynptr_type_expected(env, reg, arg_type & ~OBJ_RELEASE)) {

WARNING: line length of 82 exceeds 80 columns
#395: FILE: kernel/bpf/verifier.c:12251:
+				dynptr_arg_type |= DYNPTR_TYPE_FILE | OBJ_RELEASE;

WARNING: line length of 99 exceeds 80 columns
#417: FILE: kernel/trace/bpf_trace.c:3400:
+static __always_inline int __bpf_dynptr_copy_str(const struct bpf_dynptr *dptr, u64 doff, u64 size,

WARNING: line length of 82 exceeds 80 columns
#441: FILE: kernel/trace/bpf_trace.c:3542:
+__bpf_kfunc int bpf_probe_read_user_dynptr(const struct bpf_dynptr *dptr, u64 off,

WARNING: line length of 84 exceeds 80 columns
#449: FILE: kernel/trace/bpf_trace.c:3549:
+__bpf_kfunc int bpf_probe_read_kernel_dynptr(const struct bpf_dynptr *dptr, u64 off,

WARNING: line length of 86 exceeds 80 columns
#457: FILE: kernel/trace/bpf_trace.c:3556:
+__bpf_kfunc int bpf_probe_read_user_str_dynptr(const struct bpf_dynptr *dptr, u64 off,

WARNING: line length of 88 exceeds 80 columns
#465: FILE: kernel/trace/bpf_trace.c:3563:
+__bpf_kfunc int bpf_probe_read_kernel_str_dynptr(const struct bpf_dynptr *dptr, u64 off,

WARNING: line length of 81 exceeds 80 columns
#473: FILE: kernel/trace/bpf_trace.c:3570:
+__bpf_kfunc int bpf_copy_from_user_dynptr(const struct bpf_dynptr *dptr, u64 off,

WARNING: line length of 85 exceeds 80 columns
#481: FILE: kernel/trace/bpf_trace.c:3577:
+__bpf_kfunc int bpf_copy_from_user_str_dynptr(const struct bpf_dynptr *dptr, u64 off,

WARNING: line length of 86 exceeds 80 columns
#489: FILE: kernel/trace/bpf_trace.c:3584:
+__bpf_kfunc int bpf_copy_from_user_task_dynptr(const struct bpf_dynptr *dptr, u64 off,

WARNING: line length of 90 exceeds 80 columns
#498: FILE: kernel/trace/bpf_trace.c:3592:
+__bpf_kfunc int bpf_copy_from_user_task_str_dynptr(const struct bpf_dynptr *dptr, u64 off,

WARNING: line length of 91 exceeds 80 columns
#511: FILE: tools/testing/selftests/bpf/bpf_kfuncs.h:43:
+extern int bpf_dynptr_adjust(struct bpf_dynptr *ptr, __u64 start, __u64 end) __ksym __weak;

CHECK: extern prototypes should be avoided in .h files
#511: FILE: tools/testing/selftests/bpf/bpf_kfuncs.h:43:
+extern int bpf_dynptr_adjust(struct bpf_dynptr *ptr, __u64 start, __u64 end) __ksym __weak;

WARNING: line length of 98 exceeds 80 columns
#520: FILE: tools/testing/selftests/bpf/bpf_kfuncs.h:73:
+extern int bpf_get_fsverity_digest(struct file *file, const struct bpf_dynptr *digest_ptr) __ksym;

CHECK: extern prototypes should be avoided in .h files
#520: FILE: tools/testing/selftests/bpf/bpf_kfuncs.h:73:
+extern int bpf_get_fsverity_digest(struct file *file, const struct bpf_dynptr *digest_ptr) __ksym;

CHECK: extern prototypes should be avoided in .h files
#527: FILE: tools/testing/selftests/bpf/bpf_kfuncs.h:78:
+extern int bpf_verify_pkcs7_signature(const struct bpf_dynptr *data_ptr,

WARNING: line length of 83 exceeds 80 columns
#559: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:1117:
+static int bpf_copy_data_from_user_task_str(const struct bpf_dynptr *dptr, u64 off,

total: 0 errors, 23 warnings, 4 checks, 441 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 d4f3747249d3 ("bpf: Refactor dynptr mutability tracking") 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, 23 warnings, 4 checks, 441 lines checked