Hi Matteo, I love your patch! Perhaps something to improve: [auto build test WARNING on net-next/master] url: https://github.com/0day-ci/linux/commits/Matteo-Croce/page_pool-recycle-b... base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 1a42624aecba438f1d114430a14b640cdfa51c87 config: x86_64-randconfig-b001-20210607 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project ae973380c5f6be77ce395022be40350942260be9) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # apt-get install iwyu # include-what-you-use # https://github.com/0day-ci/linux/commit/95da7ab53bd3ac29bee6be7c89fda1f7c... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Matteo-Croce/page_pool-recycle-buffers/20210608-030512 git checkout 95da7ab53bd3ac29bee6be7c89fda1f7c506a182 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross C=1 CHECK=iwyu ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; iwyu warnings: (new ones prefixed by >>) net/core/skbuff.c:77:1: iwyu: warning: superfluous #include <linux/highmem.h> net/core/skbuff.c:43:1: iwyu: warning: superfluous #include <linux/inet.h> net/core/skbuff.c:41:1: iwyu: warning: superfluous #include <linux/interrupt.h> net/core/skbuff.c:37:1: iwyu: warning: superfluous #include <linux/module.h> net/core/skbuff.c:60:1: iwyu: warning: superfluous #include <linux/prefetch.h> net/core/skbuff.c:56:1: iwyu: warning: superfluous #include <linux/rtnetlink.h> net/core/skbuff.c:52:1: iwyu: warning: superfluous #include <linux/string.h> net/core/skbuff.c:75:1: iwyu: warning: superfluous #include <linux/uaccess.h> net/core/skbuff.c:69:1: iwyu: warning: superfluous #include <net/ip6_checksum.h> net/core/skbuff.c:65:1: iwyu: warning: superfluous #include <net/protocol.h> vim +73 net/core/skbuff.c ^1da177e4c3f41 Linus Torvalds 2005-04-16 64 ^1da177e4c3f41 Linus Torvalds 2005-04-16 65 #include <net/protocol.h> ^1da177e4c3f41 Linus Torvalds 2005-04-16 66 #include <net/dst.h> ^1da177e4c3f41 Linus Torvalds 2005-04-16 67 #include <net/sock.h> ^1da177e4c3f41 Linus Torvalds 2005-04-16 68 #include <net/checksum.h> ed1f50c3a7c1ad Paul Durrant 2014-01-09 69 #include <net/ip6_checksum.h> ^1da177e4c3f41 Linus Torvalds 2005-04-16 70 #include <net/xfrm.h> 8822e270d69701 John Hurley 2019-07-07 71 #include <net/mpls.h> 3ee17bc78e0f3f Mat Martineau 2020-01-09 72 #include <net/mptcp.h> 95da7ab53bd3ac Ilias Apalodimas 2021-06-07 @73 #include <net/page_pool.h> ^1da177e4c3f41 Linus Torvalds 2005-04-16 74 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org _______________________________________________ kbuild mailing list -- kbuild(a)lists.01.org To unsubscribe send an email to kbuild-leave(a)lists.01.org