Hi Ursula, [auto build test ERROR on net-next/master] url: https://github.com/0day-ci/linux/commits/Ursula-Braun/net-smc-Shared-Memory-Communications-RDMA/20160809-182526 config: i386-allyesconfig (attached as .config) compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): net/smc/smc_cdc.c: In function 'smc_cdc_tx_handler': >> net/smc/smc_cdc.c:56:64: error: call to '__xchg_wrong_size' declared with attribute error: Bad argument size for xchg } ^ In file included from net/smc/smc_cdc.c:16:0: In function 'smc_cdc_cursor_to_host', inlined from 'smc_cdc_msg_to_host' at net/smc/smc_cdc.h:159:2, inlined from 'smc_cdc_msg_recv_action.isra.2' at net/smc/smc_cdc.c:170:2, inlined from 'smc_cdc_msg_recv.isra.3' at net/smc/smc_cdc.c:240:2, inlined from 'smc_cdc_rx_handler' at net/smc/smc_cdc.c:256:2: >> net/smc/smc_cdc.h:153:60: error: call to '__xchg_wrong_size' declared with attribute error: Bad argument size for xchg struct smc_cdc_msg *peer) ^ In function 'smc_cdc_cursor_to_host', inlined from 'smc_cdc_msg_to_host' at net/smc/smc_cdc.h:160:2, inlined from 'smc_cdc_msg_recv_action.isra.2' at net/smc/smc_cdc.c:170:2, inlined from 'smc_cdc_msg_recv.isra.3' at net/smc/smc_cdc.c:240:2, inlined from 'smc_cdc_rx_handler' at net/smc/smc_cdc.c:256:2: >> net/smc/smc_cdc.h:153:60: error: call to '__xchg_wrong_size' declared with attribute error: Bad argument size for xchg struct smc_cdc_msg *peer) ^ net/smc/smc_cdc.c: In function 'smc_cdc_msg_send': net/smc/smc_cdc.c:106:69: error: call to '__xchg_wrong_size' declared with attribute error: Bad argument size for xchg int smc_cdc_get_slot_and_msg_send(struct smc_connection *conn) ^ vim +/__xchg_wrong_size +56 net/smc/smc_cdc.c 50 smp_mb__after_atomic(); 51 xchg(&cdcpend->conn->tx_curs_fin.acurs, 52 cdcpend->cursor.acurs); 53 } 54 /* subsequent patch: wake if send buffer space available */ 55 bh_unlock_sock(&smc->sk); > 56 } 57 58 int smc_cdc_get_free_slot(struct smc_link *link, 59 struct smc_wr_buf **wr_buf, --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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