WARNING: line length of 96 exceeds 80 columns #74: FILE: include/linux/mm.h:4178: +#define PP_DMA_INDEX_BITS ((__builtin_constant_p(PAGE_OFFSET) && PAGE_OFFSET > PP_SIGNATURE) ? \ WARNING: line length of 83 exceeds 80 columns #75: FILE: include/linux/mm.h:4179: + MIN(32, __ffs(PAGE_OFFSET) - PP_DMA_INDEX_SHIFT) : 0) WARNING: line length of 81 exceeds 80 columns #100: FILE: net/core/page_pool.c:488: + err = xa_alloc_bh(&pool->dma_mapped, &id, netmem_to_page(netmem), total: 0 errors, 3 warnings, 0 checks, 143 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 7c541cdf8e2f ("page_pool: Fix PP_MAGIC_MASK to avoid crashing on some 32-bit arches") 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, 3 warnings, 0 checks, 143 lines checked