Hi Serge, I love your patch! Yet something to improve:
[auto build test ERROR on v4.15-rc1] [cannot apply to ntb/ntb-next next-20171201] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Serge-Semin/NTB-ntb_tool-Add-full-multi-port-NTB-API-support/20171203-171239 config: xtensa-allyesconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 4.9.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=xtensa All errors (new ones prefixed by >>): drivers/ntb/test/ntb_tool.c: In function 'tool_inmsg_read': drivers/ntb/test/ntb_tool.c:1276:9: warning: passing argument 2 of 'ntb_msg_read' makes integer from pointer without a cast data = ntb_msg_read(msg->tc->ntb, &pidx, msg->midx); ^ In file included from drivers/ntb/test/ntb_tool.c:193:0: include/linux/ntb.h:1473:19: note: expected 'int' but argument is of type 'int *' static inline int ntb_msg_read(struct ntb_dev *ntb, int midx, int *pidx, ^ drivers/ntb/test/ntb_tool.c:1276:9: warning: passing argument 3 of 'ntb_msg_read' makes pointer from integer without a cast data = ntb_msg_read(msg->tc->ntb, &pidx, msg->midx); ^ In file included from drivers/ntb/test/ntb_tool.c:193:0: include/linux/ntb.h:1473:19: note: expected 'int *' but argument is of type 'int' static inline int ntb_msg_read(struct ntb_dev *ntb, int midx, int *pidx, ^ drivers/ntb/test/ntb_tool.c:1276:9: error: too few arguments to function 'ntb_msg_read' data = ntb_msg_read(msg->tc->ntb, &pidx, msg->midx); ^ In file included from drivers/ntb/test/ntb_tool.c:193:0: include/linux/ntb.h:1473:19: note: declared here static inline int ntb_msg_read(struct ntb_dev *ntb, int midx, int *pidx, ^ drivers/ntb/test/ntb_tool.c: In function 'tool_outmsg_write': >> drivers/ntb/test/ntb_tool.c:1299:2: error: implicit declaration of function >> 'ntb_peer_msg_write' [-Werror=implicit-function-declaration] ret = ntb_peer_msg_write(msg->tc->ntb, msg->pidx, msg->midx, val); ^ cc1: some warnings being treated as errors vim +/ntb_peer_msg_write +1299 drivers/ntb/test/ntb_tool.c 1261 1262 /*============================================================================== 1263 * Messages read/write methods 1264 *============================================================================== 1265 */ 1266 1267 static ssize_t tool_inmsg_read(struct file *filep, char __user *ubuf, 1268 size_t size, loff_t *offp) 1269 { 1270 struct tool_msg *msg = filep->private_data; 1271 char buf[32]; 1272 ssize_t pos; 1273 u32 data; 1274 int pidx; 1275 > 1276 data = ntb_msg_read(msg->tc->ntb, &pidx, msg->midx); 1277 1278 pos = scnprintf(buf, sizeof(buf), "0x%08x<-%d\n", data, pidx); 1279 1280 return simple_read_from_buffer(ubuf, size, offp, buf, pos); 1281 } 1282 1283 static TOOL_FOPS_RDWR(tool_inmsg_fops, 1284 tool_inmsg_read, 1285 NULL); 1286 1287 static ssize_t tool_outmsg_write(struct file *filep, 1288 const char __user *ubuf, 1289 size_t size, loff_t *offp) 1290 { 1291 struct tool_msg *msg = filep->private_data; 1292 u32 val; 1293 int ret; 1294 1295 ret = kstrtou32_from_user(ubuf, size, 0, &val); 1296 if (ret) 1297 return ret; 1298 > 1299 ret = ntb_peer_msg_write(msg->tc->ntb, msg->pidx, msg->midx, > val); 1300 1301 return ret ? : size; 1302 } 1303 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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