WARNING: 'begining' may be misspelled - perhaps 'beginning'?
#163: 
    Since event D will overwrite all bytes of event A and the begining 512 bytes
                                                              ^^^^^^^^

CHECK: Please don't use multiple blank lines
#432: FILE: kernel/bpf/ringbuf.c:422:
 
+

total: 0 errors, 1 warnings, 1 checks, 296 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 45a8cf5e3335 ("bpf: Add overwrite mode for bpf ring buffer") 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, 296 lines checked