WARNING: line length of 88 exceeds 80 columns
#40: FILE: include/linux/page_frag_cache.h:64:
+static inline unsigned int page_frag_cache_page_offset(const struct page_frag_cache *nc)

WARNING: line length of 86 exceeds 80 columns
#112: FILE: include/linux/page_frag_cache.h:194:
+static inline void *__page_frag_alloc_refill_prepare_align(struct page_frag_cache *nc,

WARNING: line length of 83 exceeds 80 columns
#114: FILE: include/linux/page_frag_cache.h:196:
+							   struct page_frag *pfrag,

WARNING: line length of 83 exceeds 80 columns
#116: FILE: include/linux/page_frag_cache.h:198:
+							   unsigned int align_mask)

WARNING: line length of 82 exceeds 80 columns
#118: FILE: include/linux/page_frag_cache.h:200:
+	return __page_frag_cache_prepare(nc, fragsz, pfrag, gfp_mask, align_mask);

WARNING: line length of 84 exceeds 80 columns
#121: FILE: include/linux/page_frag_cache.h:203:
+static inline void *page_frag_alloc_refill_prepare_align(struct page_frag_cache *nc,

WARNING: line length of 81 exceeds 80 columns
#123: FILE: include/linux/page_frag_cache.h:205:
+							 struct page_frag *pfrag,

WARNING: line length of 84 exceeds 80 columns
#141: FILE: include/linux/page_frag_cache.h:223:
+static inline void *__page_frag_alloc_refill_probe_align(struct page_frag_cache *nc,

WARNING: line length of 81 exceeds 80 columns
#143: FILE: include/linux/page_frag_cache.h:225:
+							 struct page_frag *pfrag,

WARNING: line length of 81 exceeds 80 columns
#144: FILE: include/linux/page_frag_cache.h:226:
+							 unsigned int align_mask)

WARNING: Do not crash the kernel unless it is absolutely unavoidable--use WARN_ON_ONCE() plus recovery code (if feasible) instead of BUG() or variants
#192: FILE: include/linux/page_frag_cache.h:274:
+	VM_BUG_ON(fragsz > nc->offset);

total: 0 errors, 11 warnings, 0 checks, 163 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 ffcafcc94560 ("mm: page_frag: introduce prepare/probe/commit API") 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, 11 warnings, 0 checks, 163 lines checked