WARNING: line length of 83 exceeds 80 columns
#54: FILE: fs/bpf_fs_kfuncs.c:338:
+__bpf_kfunc int bpf_cgroup_read_xattr(struct cgroup *cgroup, const char *name__str,

CHECK: Alignment should match open parenthesis
#55: FILE: fs/bpf_fs_kfuncs.c:339:
+__bpf_kfunc int bpf_cgroup_read_xattr(struct cgroup *cgroup, const char *name__str,
+					struct bpf_dynptr *value_p)

total: 0 errors, 1 warnings, 1 checks, 51 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 684307567c94 ("bpf: Introduce bpf_cgroup_read_xattr to read xattr of cgroup's node") 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, 1 warnings, 1 checks, 51 lines checked