WARNING: line length of 81 exceeds 80 columns
#81: FILE: drivers/net/ethernet/freescale/fec_main.c:1012:
+					page_pool_put_page(page_pool_to_pp(page),

WARNING: line length of 81 exceeds 80 columns
#91: FILE: drivers/net/ethernet/freescale/fec_main.c:1542:
+			page_pool_put_page(page_pool_to_pp(page), page, 0, true);

WARNING: line length of 86 exceeds 80 columns
#533: FILE: net/core/page_pool.c:585:
+	if (pool->dma_map && unlikely(!page_pool_dma_map(pool, page_to_netmem(page))))

CHECK: Please use a blank line after function/struct/union/enum declarations
#706: FILE: net/core/page_pool_priv.h:48:
 }
+static inline void page_pool_clear_pp_info(struct page_pool *pool,

total: 0 errors, 3 warnings, 1 checks, 553 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 7b5354e23ae3 ("page_pool: fix IOMMU crash when driver has already unbound") 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, 1 checks, 553 lines checked