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Date: Wed, 29 May 2024 22:03:48 +0800
From: kernel test robot <lkp@...el.com>
To: admiyo@...amperecomputing.com, Jeremy Kerr <jk@...econstruct.com.au>,
Matt Johnston <matt@...econstruct.com.au>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/3] mctp pcc: Implement MCTP over PCC Transport
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 v6.10-rc1 next-20240529]
[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-Check-before-sending-MCTP-PCC-response-ACK/20240529-072116
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
patch link: https://lore.kernel.org/r/20240528191823.17775-4-admiyo%40os.amperecomputing.com
patch subject: [PATCH v2 3/3] mctp pcc: Implement MCTP over PCC Transport
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20240529/202405292134.LNr25Q9s-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project bafda89a0944d947fc4b3b5663185e07a397ac30)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240529/202405292134.LNr25Q9s-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202405292134.LNr25Q9s-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:19:
In file included from include/linux/elf.h:6:
In file included from arch/s390/include/asm/elf.h:173:
In file included from arch/s390/include/asm/mmu_context.h:11:
In file included from arch/s390/include/asm/pgalloc.h:18:
In file included from include/linux/mm.h:2253:
include/linux/vmstat.h:500:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
500 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
501 | item];
| ~~~~
include/linux/vmstat.h:507:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
507 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
508 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:514:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
514 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:519:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
519 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
520 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:528:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
528 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
529 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/net/mctp/mctp-pcc.c:8:
In file included from include/linux/if_arp.h:22:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:11:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
548 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x))
| ^
include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16'
102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x))
| ^
In file included from drivers/net/mctp/mctp-pcc.c:8:
In file included from include/linux/if_arp.h:22:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:11:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
| ^
include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32'
115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
| ^
In file included from drivers/net/mctp/mctp-pcc.c:8:
In file included from include/linux/if_arp.h:22:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:11:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
585 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
693 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
701 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
709 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
718 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
727 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
736 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
In file included from drivers/net/mctp/mctp-pcc.c:17:
include/acpi/acpi_drivers.h:72:43: warning: declaration of 'struct acpi_pci_root' will not be visible outside of this function [-Wvisibility]
72 | struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root);
| ^
>> drivers/net/mctp/mctp-pcc.c:193:3: error: call to undeclared function 'devm_ioremap'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
193 | devm_ioremap(dev, mctp_pcc_dev->in_chan->shmem_base_addr,
| ^
>> drivers/net/mctp/mctp-pcc.c:192:36: error: incompatible integer to pointer conversion assigning to 'void *' from 'int' [-Wint-conversion]
192 | mctp_pcc_dev->pcc_comm_inbox_addr =
| ^
193 | devm_ioremap(dev, mctp_pcc_dev->in_chan->shmem_base_addr,
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
194 | mctp_pcc_dev->in_chan->shmem_size);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/mctp/mctp-pcc.c:199:37: error: incompatible integer to pointer conversion assigning to 'void *' from 'int' [-Wint-conversion]
199 | mctp_pcc_dev->pcc_comm_outbox_addr =
| ^
200 | devm_ioremap(dev, mctp_pcc_dev->out_chan->shmem_base_addr,
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
201 | mctp_pcc_dev->out_chan->shmem_size);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/mctp/mctp-pcc.c:276:15: error: incomplete definition of type 'struct acpi_device'
276 | dev_dbg(&adev->dev, "Adding mctp_pcc device for HID %s\n",
| ~~~~^
include/linux/dev_printk.h:165:18: note: expanded from macro 'dev_dbg'
165 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~
include/linux/dynamic_debug.h:274:7: note: expanded from macro 'dynamic_dev_dbg'
274 | dev, fmt, ##__VA_ARGS__)
| ^~~
include/linux/dynamic_debug.h:250:59: note: expanded from macro '_dynamic_func_call'
250 | _dynamic_func_call_cls(_DPRINTK_CLASS_DFLT, fmt, func, ##__VA_ARGS__)
| ^~~~~~~~~~~
include/linux/dynamic_debug.h:248:65: note: expanded from macro '_dynamic_func_call_cls'
248 | __dynamic_func_call_cls(__UNIQUE_ID(ddebug), cls, fmt, func, ##__VA_ARGS__)
| ^~~~~~~~~~~
include/linux/dynamic_debug.h:224:15: note: expanded from macro '__dynamic_func_call_cls'
224 | func(&id, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/acpi.h:794:8: note: forward declaration of 'struct acpi_device'
794 | struct acpi_device;
| ^
drivers/net/mctp/mctp-pcc.c:277:3: error: call to undeclared function 'acpi_device_hid'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
277 | acpi_device_hid(adev));
| ^
drivers/net/mctp/mctp-pcc.c:277:3: note: did you mean 'acpi_device_dep'?
include/acpi/acpi_bus.h:41:6: note: 'acpi_device_dep' declared here
41 | bool acpi_device_dep(acpi_handle target, acpi_handle match);
| ^
drivers/net/mctp/mctp-pcc.c:278:15: error: call to undeclared function 'acpi_device_handle'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
278 | dev_handle = acpi_device_handle(adev);
| ^
drivers/net/mctp/mctp-pcc.c:278:13: error: incompatible integer to pointer conversion assigning to 'acpi_handle' (aka 'void *') from 'int' [-Wint-conversion]
278 | dev_handle = acpi_device_handle(adev);
| ^ ~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/mctp/mctp-pcc.c:282:16: error: incomplete definition of type 'struct acpi_device'
282 | dev_err(&adev->dev, "FAILURE to lookup PCC indexes from CRS");
| ~~~~^
include/linux/dev_printk.h:154:44: note: expanded from macro 'dev_err'
154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~
include/linux/dev_printk.h:110:11: note: expanded from macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
include/linux/acpi.h:794:8: note: forward declaration of 'struct acpi_device'
794 | struct acpi_device;
| ^
drivers/net/mctp/mctp-pcc.c:287:43: error: incomplete definition of type 'struct acpi_device'
287 | return create_mctp_pcc_netdev(adev, &adev->dev, inbox_index,
| ~~~~^
include/linux/acpi.h:794:8: note: forward declaration of 'struct acpi_device'
794 | struct acpi_device;
| ^
drivers/net/mctp/mctp-pcc.c:322:27: error: variable has incomplete type 'struct acpi_driver'
322 | static struct acpi_driver mctp_pcc_driver = {
| ^
drivers/net/mctp/mctp-pcc.c:322:15: note: forward declaration of 'struct acpi_driver'
322 | static struct acpi_driver mctp_pcc_driver = {
| ^
drivers/net/mctp/mctp-pcc.c:341:7: error: call to undeclared function 'acpi_bus_register_driver'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
341 | rc = acpi_bus_register_driver(&mctp_pcc_driver);
| ^
drivers/net/mctp/mctp-pcc.c:351:2: error: call to undeclared function 'acpi_bus_unregister_driver'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
351 | acpi_bus_unregister_driver(&mctp_pcc_driver);
| ^
18 warnings and 12 errors generated.
vim +/devm_ioremap +193 drivers/net/mctp/mctp-pcc.c
154
155 static int create_mctp_pcc_netdev(struct acpi_device *acpi_dev,
156 struct device *dev, int inbox_index,
157 int outbox_index)
158 {
159 struct mctp_pcc_ndev *mctp_pcc_dev;
160 struct net_device *ndev;
161 int mctp_pcc_mtu;
162 char name[32];
163 int rc;
164
165 snprintf(name, sizeof(name), "mctpipcc%d", inbox_index);
166 ndev = alloc_netdev(sizeof(struct mctp_pcc_ndev), name, NET_NAME_ENUM,
167 mctp_pcc_setup);
168 if (!ndev)
169 return -ENOMEM;
170 mctp_pcc_dev = (struct mctp_pcc_ndev *)netdev_priv(ndev);
171 INIT_LIST_HEAD(&mctp_pcc_dev->next);
172 spin_lock_init(&mctp_pcc_dev->lock);
173
174 mctp_pcc_dev->hw_addr.inbox_index = inbox_index;
175 mctp_pcc_dev->hw_addr.outbox_index = outbox_index;
176 mctp_pcc_dev->inbox_client.rx_callback = mctp_pcc_client_rx_callback;
177 mctp_pcc_dev->cleanup_channel = pcc_mbox_free_channel;
178 mctp_pcc_dev->out_chan =
179 pcc_mbox_request_channel(&mctp_pcc_dev->outbox_client,
180 outbox_index);
181 if (IS_ERR(mctp_pcc_dev->out_chan)) {
182 rc = PTR_ERR(mctp_pcc_dev->out_chan);
183 goto free_netdev;
184 }
185 mctp_pcc_dev->in_chan =
186 pcc_mbox_request_channel(&mctp_pcc_dev->inbox_client,
187 inbox_index);
188 if (IS_ERR(mctp_pcc_dev->in_chan)) {
189 rc = PTR_ERR(mctp_pcc_dev->in_chan);
190 goto cleanup_out_channel;
191 }
> 192 mctp_pcc_dev->pcc_comm_inbox_addr =
> 193 devm_ioremap(dev, mctp_pcc_dev->in_chan->shmem_base_addr,
194 mctp_pcc_dev->in_chan->shmem_size);
195 if (!mctp_pcc_dev->pcc_comm_inbox_addr) {
196 rc = -EINVAL;
197 goto cleanup_in_channel;
198 }
199 mctp_pcc_dev->pcc_comm_outbox_addr =
200 devm_ioremap(dev, mctp_pcc_dev->out_chan->shmem_base_addr,
201 mctp_pcc_dev->out_chan->shmem_size);
202 if (!mctp_pcc_dev->pcc_comm_outbox_addr) {
203 rc = -EINVAL;
204 goto cleanup_in_channel;
205 }
206 mctp_pcc_dev->acpi_device = acpi_dev;
207 mctp_pcc_dev->inbox_client.dev = dev;
208 mctp_pcc_dev->outbox_client.dev = dev;
209 mctp_pcc_dev->mdev.dev = ndev;
210
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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