WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#38: 
new file mode 100644

WARNING: line length of 85 exceeds 80 columns
#155: FILE: tools/testing/selftests/mm/page_frag/page_frag_test.c:89:
+			va = page_frag_alloc(&test_frag, test_alloc_len, GFP_KERNEL);

WARNING: line length of 85 exceeds 80 columns
#255: FILE: tools/testing/selftests/mm/run_vmtests.sh:236:
+		# page_frag_test.ko returns 11(EAGAIN) when insmod'ing to avoid rmmod

WARNING: line length of 87 exceeds 80 columns
#256: FILE: tools/testing/selftests/mm/run_vmtests.sh:237:
+		if [ $ret -eq 0 ] | [ $ret -eq 11 -a ${CATEGORY} == "page_frag" ]; then

WARNING: line length of 97 exceeds 80 columns
#266: FILE: tools/testing/selftests/mm/run_vmtests.sh:464:
+CATEGORY="page_frag" run_test insmod ./page_frag/page_frag_test.ko test_alloc_len=12 test_align=1

total: 0 errors, 5 warnings, 0 checks, 223 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 9987f659595d ("mm: page_frag: add a test module for page_frag") 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, 5 warnings, 0 checks, 223 lines checked