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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: oe-kbuild-all@lists.linux.dev, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Adam Young Subject: Re: [PATCH 1/3] mctp pcc: Implement MCTP over PCC Transport Message-ID: <202405150032.NpUqkzOG-lkp@intel.com> References: <20240513173546.679061-2-admiyo@os.amperecomputing.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240513173546.679061-2-admiyo@os.amperecomputing.com> Hi, kernel test robot noticed the following build errors: [auto build test ERROR on rafael-pm/linux-next] [also build test ERROR on rafael-pm/bleeding-edge linus/master v6.9 next-20240514] [cannot apply to horms-ipvs/master] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/admiyo-os-amperecomputing-com/mctp-pcc-Implement-MCTP-over-PCC-Transport/20240514-013734 base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next patch link: https://lore.kernel.org/r/20240513173546.679061-2-admiyo%40os.amperecomputing.com patch subject: [PATCH 1/3] mctp pcc: Implement MCTP over PCC Transport config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20240515/202405150032.NpUqkzOG-lkp@intel.com/config) compiler: alpha-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240515/202405150032.NpUqkzOG-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202405150032.NpUqkzOG-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/net/mctp/mctp-pcc.c:17: include/acpi/acpi_drivers.h:72:43: warning: 'struct acpi_pci_root' declared inside parameter list will not be visible outside of this definition or declaration 72 | struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root); | ^~~~~~~~~~~~~ drivers/net/mctp/mctp-pcc.c: In function 'mctp_pcc_client_rx_callback': drivers/net/mctp/mctp-pcc.c:96:23: warning: variable 'buf_ptr_val' set but not used [-Wunused-but-set-variable] 96 | unsigned long buf_ptr_val; | ^~~~~~~~~~~ drivers/net/mctp/mctp-pcc.c: In function 'mctp_pcc_tx': drivers/net/mctp/mctp-pcc.c:122:24: warning: variable 'buffer' set but not used [-Wunused-but-set-variable] 122 | unsigned char *buffer; | ^~~~~~ In file included from include/linux/device.h:15, from include/linux/acpi.h:14, from drivers/net/mctp/mctp-pcc.c:7: drivers/net/mctp/mctp-pcc.c: In function 'mctp_pcc_driver_add': >> drivers/net/mctp/mctp-pcc.c:287:23: error: invalid use of undefined type 'struct acpi_device' 287 | dev_info(&adev->dev, "Adding mctp_pcc device for HID %s\n", acpi_device_hid(adev)); | ^~ include/linux/dev_printk.h:110:25: note: in definition of macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ^~~ drivers/net/mctp/mctp-pcc.c:287:9: note: in expansion of macro 'dev_info' 287 | dev_info(&adev->dev, "Adding mctp_pcc device for HID %s\n", acpi_device_hid(adev)); | ^~~~~~~~ >> drivers/net/mctp/mctp-pcc.c:287:70: error: implicit declaration of function 'acpi_device_hid'; did you mean 'acpi_device_dep'? [-Werror=implicit-function-declaration] 287 | dev_info(&adev->dev, "Adding mctp_pcc device for HID %s\n", acpi_device_hid(adev)); | ^~~~~~~~~~~~~~~ include/linux/dev_printk.h:110:37: note: in definition of macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ^~~~~~~~~~~ drivers/net/mctp/mctp-pcc.c:287:9: note: in expansion of macro 'dev_info' 287 | dev_info(&adev->dev, "Adding mctp_pcc device for HID %s\n", acpi_device_hid(adev)); | ^~~~~~~~ >> drivers/net/mctp/mctp-pcc.c:288:22: error: implicit declaration of function 'acpi_device_handle'; did you mean 'acpi_device_dep'? [-Werror=implicit-function-declaration] 288 | dev_handle = acpi_device_handle(adev); | ^~~~~~~~~~~~~~~~~~ | acpi_device_dep drivers/net/mctp/mctp-pcc.c:288:20: warning: assignment to 'acpi_handle' {aka 'void *'} from 'int' makes pointer from integer without a cast [-Wint-conversion] 288 | dev_handle = acpi_device_handle(adev); | ^ drivers/net/mctp/mctp-pcc.c:293:58: error: invalid use of undefined type 'struct acpi_device' 293 | return create_mctp_pcc_netdev(adev, &adev->dev, inbox_index, outbox_index); | ^~ drivers/net/mctp/mctp-pcc.c:295:22: error: invalid use of undefined type 'struct acpi_device' 295 | dev_err(&adev->dev, "FAILURE to lookup PCC indexes from CRS"); | ^~ include/linux/dev_printk.h:110:25: note: in definition of macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ^~~ drivers/net/mctp/mctp-pcc.c:295:9: note: in expansion of macro 'dev_err' 295 | dev_err(&adev->dev, "FAILURE to lookup PCC indexes from CRS"); | ^~~~~~~ drivers/net/mctp/mctp-pcc.c: At top level: >> drivers/net/mctp/mctp-pcc.c:329:15: error: variable 'mctp_pcc_driver' has initializer but incomplete type 329 | static struct acpi_driver mctp_pcc_driver = { | ^~~~~~~~~~~ >> drivers/net/mctp/mctp-pcc.c:330:10: error: 'struct acpi_driver' has no member named 'name' 330 | .name = "mctp_pcc", | ^~~~ drivers/net/mctp/mctp-pcc.c:330:17: warning: excess elements in struct initializer 330 | .name = "mctp_pcc", | ^~~~~~~~~~ drivers/net/mctp/mctp-pcc.c:330:17: note: (near initialization for 'mctp_pcc_driver') >> drivers/net/mctp/mctp-pcc.c:331:10: error: 'struct acpi_driver' has no member named 'class' 331 | .class = "Unknown", | ^~~~~ drivers/net/mctp/mctp-pcc.c:331:18: warning: excess elements in struct initializer 331 | .class = "Unknown", | ^~~~~~~~~ drivers/net/mctp/mctp-pcc.c:331:18: note: (near initialization for 'mctp_pcc_driver') >> drivers/net/mctp/mctp-pcc.c:332:10: error: 'struct acpi_driver' has no member named 'ids' 332 | .ids = mctp_pcc_device_ids, | ^~~ drivers/net/mctp/mctp-pcc.c:332:16: warning: excess elements in struct initializer 332 | .ids = mctp_pcc_device_ids, | ^~~~~~~~~~~~~~~~~~~ drivers/net/mctp/mctp-pcc.c:332:16: note: (near initialization for 'mctp_pcc_driver') >> drivers/net/mctp/mctp-pcc.c:333:10: error: 'struct acpi_driver' has no member named 'ops' 333 | .ops = { | ^~~ >> drivers/net/mctp/mctp-pcc.c:333:16: error: extra brace group at end of initializer 333 | .ops = { | ^ drivers/net/mctp/mctp-pcc.c:333:16: note: (near initialization for 'mctp_pcc_driver') drivers/net/mctp/mctp-pcc.c:333:16: warning: excess elements in struct initializer drivers/net/mctp/mctp-pcc.c:333:16: note: (near initialization for 'mctp_pcc_driver') >> drivers/net/mctp/mctp-pcc.c:338:10: error: 'struct acpi_driver' has no member named 'owner' 338 | .owner = THIS_MODULE, | ^~~~~ In file included from include/linux/printk.h:6, from include/asm-generic/bug.h:22, from arch/alpha/include/asm/bug.h:23, from include/linux/bug.h:5, from include/linux/thread_info.h:13, from include/asm-generic/preempt.h:5, from ./arch/alpha/include/generated/asm/preempt.h:1, from include/linux/preempt.h:79, from include/linux/spinlock.h:56, from include/linux/mmzone.h:8, from include/linux/gfp.h:7, from include/linux/slab.h:16, from include/linux/resource_ext.h:11, from include/linux/acpi.h:13: include/linux/init.h:182:21: warning: excess elements in struct initializer 182 | #define THIS_MODULE ((struct module *)0) | ^ drivers/net/mctp/mctp-pcc.c:338:18: note: in expansion of macro 'THIS_MODULE' 338 | .owner = THIS_MODULE, | ^~~~~~~~~~~ include/linux/init.h:182:21: note: (near initialization for 'mctp_pcc_driver') 182 | #define THIS_MODULE ((struct module *)0) | ^ drivers/net/mctp/mctp-pcc.c:338:18: note: in expansion of macro 'THIS_MODULE' 338 | .owner = THIS_MODULE, | ^~~~~~~~~~~ drivers/net/mctp/mctp-pcc.c: In function 'mctp_pcc_mod_init': >> drivers/net/mctp/mctp-pcc.c:348:14: error: implicit declaration of function 'acpi_bus_register_driver' [-Werror=implicit-function-declaration] 348 | rc = acpi_bus_register_driver(&mctp_pcc_driver); | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/mctp/mctp-pcc.c:350:80: warning: suggest braces around empty body in an 'if' statement [-Wempty-body] 350 | ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error registering driver\n")); | ^ drivers/net/mctp/mctp-pcc.c: In function 'mctp_pcc_mod_exit': >> drivers/net/mctp/mctp-pcc.c:358:9: error: implicit declaration of function 'acpi_bus_unregister_driver'; did you mean 'platform_unregister_drivers'? [-Werror=implicit-function-declaration] 358 | acpi_bus_unregister_driver(&mctp_pcc_driver); | ^~~~~~~~~~~~~~~~~~~~~~~~~~ | platform_unregister_drivers drivers/net/mctp/mctp-pcc.c: At top level: >> drivers/net/mctp/mctp-pcc.c:329:27: error: storage size of 'mctp_pcc_driver' isn't known 329 | static struct acpi_driver mctp_pcc_driver = { | ^~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +287 drivers/net/mctp/mctp-pcc.c 278 279 static int mctp_pcc_driver_add(struct acpi_device *adev) 280 { 281 int inbox_index; 282 int outbox_index; 283 acpi_handle dev_handle; 284 acpi_status status; 285 struct lookup_context context = {0, 0, 0}; 286 > 287 dev_info(&adev->dev, "Adding mctp_pcc device for HID %s\n", acpi_device_hid(adev)); > 288 dev_handle = acpi_device_handle(adev); 289 status = acpi_walk_resources(dev_handle, "_CRS", lookup_pcct_indices, &context); 290 if (ACPI_SUCCESS(status)) { 291 inbox_index = context.inbox_index; 292 outbox_index = context.outbox_index; 293 return create_mctp_pcc_netdev(adev, &adev->dev, inbox_index, outbox_index); 294 } 295 dev_err(&adev->dev, "FAILURE to lookup PCC indexes from CRS"); 296 return -EINVAL; 297 }; 298 299 /* pass in adev=NULL to remove all devices 300 */ 301 static void mctp_pcc_driver_remove(struct acpi_device *adev) 302 { 303 struct mctp_pcc_ndev *mctp_pcc_dev = NULL; 304 struct list_head *ptr; 305 struct list_head *tmp; 306 307 list_for_each_safe(ptr, tmp, &mctp_pcc_ndevs) { 308 mctp_pcc_dev = list_entry(ptr, struct mctp_pcc_ndev, head); 309 if (!adev || mctp_pcc_dev->acpi_device == adev) { 310 struct net_device *ndev; 311 312 mctp_pcc_dev->cleanup_channel(mctp_pcc_dev->out_chan); 313 mctp_pcc_dev->cleanup_channel(mctp_pcc_dev->in_chan); 314 ndev = mctp_pcc_dev->mdev.dev; 315 if (ndev) 316 mctp_unregister_netdev(ndev); 317 list_del(ptr); 318 if (adev) 319 break; 320 } 321 } 322 }; 323 324 static const struct acpi_device_id mctp_pcc_device_ids[] = { 325 { "DMT0001", 0}, 326 { "", 0}, 327 }; 328 > 329 static struct acpi_driver mctp_pcc_driver = { > 330 .name = "mctp_pcc", > 331 .class = "Unknown", > 332 .ids = mctp_pcc_device_ids, > 333 .ops = { 334 .add = mctp_pcc_driver_add, 335 .remove = mctp_pcc_driver_remove, 336 .notify = NULL, 337 }, > 338 .owner = THIS_MODULE, 339 340 }; 341 342 static int __init mctp_pcc_mod_init(void) 343 { 344 int rc; 345 346 pr_info("initializing MCTP over PCC\n"); 347 INIT_LIST_HEAD(&mctp_pcc_ndevs); > 348 rc = acpi_bus_register_driver(&mctp_pcc_driver); 349 if (rc < 0) 350 ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error registering driver\n")); 351 return rc; 352 } 353 354 static __exit void mctp_pcc_mod_exit(void) 355 { 356 pr_info("Removing MCTP over PCC transport driver\n"); 357 mctp_pcc_driver_remove(NULL); > 358 acpi_bus_unregister_driver(&mctp_pcc_driver); 359 } 360 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki