WARNING: line length of 93 exceeds 80 columns
#95: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:701:
+	const __u32 max_frag_size =  __PAGE_SIZE - headroom - sizeof(struct skb_shared_info);

WARNING: line length of 97 exceeds 80 columns
#105: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:711:
+static __always_inline void test_dynptr_probe(void *ptr, bpf_read_dynptr_fn_t bpf_read_dynptr_fn)

WARNING: line length of 90 exceeds 80 columns
#135: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:741:
+						  bpf_read_dynptr_fn_t bpf_read_dynptr_fn)

WARNING: line length of 90 exceeds 80 columns
#158: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:764:
+		if (err || bpf_memcmp(expected_str, buf, len - 1) || buf[len - 1] != '\0')

WARNING: line length of 90 exceeds 80 columns
#165: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:771:
+						  bpf_read_dynptr_fn_t bpf_read_dynptr_fn)

WARNING: line length of 84 exceeds 80 columns
#192: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:798:
+static __always_inline void test_dynptr_probe_str_xdp(struct xdp_md *xdp, void *ptr,

WARNING: line length of 94 exceeds 80 columns
#193: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:799:
+						      bpf_read_dynptr_fn_t bpf_read_dynptr_fn)

WARNING: line length of 90 exceeds 80 columns
#220: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:826:
+		if (err || bpf_memcmp(expected_str, buf, len - 1) || buf[len - 1] != '\0')

WARNING: line length of 81 exceeds 80 columns
#233: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:839:
+		test_dynptr_probe_xdp(xdp, user_ptr, bpf_probe_read_user_dynptr);

WARNING: line length of 87 exceeds 80 columns
#242: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:848:
+		test_dynptr_probe_xdp(xdp, expected_str, bpf_probe_read_kernel_dynptr);

WARNING: line length of 89 exceeds 80 columns
#251: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:857:
+		test_dynptr_probe_str_xdp(xdp, user_ptr, bpf_probe_read_user_str_dynptr);

WARNING: line length of 95 exceeds 80 columns
#260: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:866:
+		test_dynptr_probe_str_xdp(xdp, expected_str, bpf_probe_read_kernel_str_dynptr);

WARNING: line length of 81 exceeds 80 columns
#283: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:889:
+	return bpf_copy_from_user_task_dynptr(dptr, off, size, unsafe_ptr, task);

WARNING: line length of 85 exceeds 80 columns
#291: FILE: tools/testing/selftests/bpf/progs/dynptr_success.c:897:
+	return bpf_copy_from_user_task_str_dynptr(dptr, off, size, unsafe_ptr, task);

total: 0 errors, 14 warnings, 0 checks, 268 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 9a6f7cb4d95a ("selftests/bpf: introduce tests for dynptr copy kfuncs") 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, 14 warnings, 0 checks, 268 lines checked