Hi Eric, I love your patch! Yet something to improve: [auto build test ERROR on net-next/master] url: https://github.com/0day-ci/linux/commits/Eric-Dumazet/tcp-switch-orphan_c... base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 39e222bfd7f37e7a98069869375b903d7096c113 config: microblaze-buildonly-randconfig-r004-20211013 (attached as .config) compiler: microblaze-linux-gcc (GCC) 11.2.0 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 # https://github.com/0day-ci/linux/commit/890c055a0e11b7505283aa06a63f04cbf... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Eric-Dumazet/tcp-switch-orphan_count-to-bare-per-cpu-counters/20211014-102939 git checkout 890c055a0e11b7505283aa06a63f04cbf7e115f0 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=microblaze If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): In file included from drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c:33: drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c: In function 'reset_listen_child': 98 | #define INC_ORPHAN_COUNT(sk) percpu_counter_inc((sk)->sk_prot->orphan_count) | ~~~~~~~~~~~~~^~~~~~~~~~~~~~ | | | unsigned int * drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c:508:9: note: in expansion of macro 'INC_ORPHAN_COUNT' 508 | INC_ORPHAN_COUNT(child); | ^~~~~~~~~~~~~~~~ In file included from include/linux/sched/user.h:7, from include/linux/cred.h:17, from include/linux/sched/signal.h:10, from include/linux/rcuwait.h:6, from include/linux/percpu-rwsem.h:7, from include/linux/fs.h:33, from include/linux/highmem.h:5, from include/linux/bvec.h:10, from include/linux/skbuff.h:17, from drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c:11: include/linux/percpu_counter.h:181:62: note: expected 'struct percpu_counter *' but argument is of type 'unsigned int *' 181 | static inline void percpu_counter_inc(struct percpu_counter *fbc) | ~~~~~~~~~~~~~~~~~~~~~~~^~~ drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c: In function 'do_abort_syn_rcv': 873 | percpu_counter_inc((child)->sk_prot->orphan_count); | ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~ | | | unsigned int * In file included from include/linux/sched/user.h:7, from include/linux/cred.h:17, from include/linux/sched/signal.h:10, from include/linux/rcuwait.h:6, from include/linux/percpu-rwsem.h:7, from include/linux/fs.h:33, from include/linux/highmem.h:5, from include/linux/bvec.h:10, from include/linux/skbuff.h:17, from drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c:11: include/linux/percpu_counter.h:181:62: note: expected 'struct percpu_counter *' but argument is of type 'unsigned int *' 181 | static inline void percpu_counter_inc(struct percpu_counter *fbc) | ~~~~~~~~~~~~~~~~~~~~~~~^~~ cc1: some warnings being treated as errors vim +/percpu_counter_inc +98 drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.h a6779341a173aa drivers/crypto/chelsio/chtls/chtls_cm.h Atul Gupta 2018-03-31 90 a6779341a173aa drivers/crypto/chelsio/chtls/chtls_cm.h Atul Gupta 2018-03-31 91 #define SND_WSCALE(tp) ((tp)->rx_opt.snd_wscale) a6779341a173aa drivers/crypto/chelsio/chtls/chtls_cm.h Atul Gupta 2018-03-31 92 #define RCV_WSCALE(tp) ((tp)->rx_opt.rcv_wscale) a6779341a173aa drivers/crypto/chelsio/chtls/chtls_cm.h Atul Gupta 2018-03-31 93 #define USER_MSS(tp) ((tp)->rx_opt.user_mss) a6779341a173aa drivers/crypto/chelsio/chtls/chtls_cm.h Atul Gupta 2018-03-31 94 #define TS_RECENT_STAMP(tp) ((tp)->rx_opt.ts_recent_stamp) a6779341a173aa drivers/crypto/chelsio/chtls/chtls_cm.h Atul Gupta 2018-03-31 95 #define WSCALE_OK(tp) ((tp)->rx_opt.wscale_ok) a6779341a173aa drivers/crypto/chelsio/chtls/chtls_cm.h Atul Gupta 2018-03-31 96 #define TSTAMP_OK(tp) ((tp)->rx_opt.tstamp_ok) a6779341a173aa drivers/crypto/chelsio/chtls/chtls_cm.h Atul Gupta 2018-03-31 97 #define SACK_OK(tp) ((tp)->rx_opt.sack_ok) a6779341a173aa drivers/crypto/chelsio/chtls/chtls_cm.h Atul Gupta 2018-03-31 @98 #define INC_ORPHAN_COUNT(sk) percpu_counter_inc((sk)->sk_prot->orphan_count) a6779341a173aa drivers/crypto/chelsio/chtls/chtls_cm.h Atul Gupta 2018-03-31 99 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org