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Date: Thu, 20 Jun 2024 19:05:41 +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: 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 warnings:
[auto build test WARNING on rafael-pm/linux-next]
[also build test WARNING on rafael-pm/bleeding-edge linus/master v6.10-rc4 next-20240619]
[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/20240620-040816
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
patch link: https://lore.kernel.org/r/20240619200552.119080-4-admiyo%40os.amperecomputing.com
patch subject: [PATCH v2 3/3] mctp pcc: Implement MCTP over PCC Transport
config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20240620/202406201832.4oSZmptU-lkp@intel.com/config)
compiler: arceb-elf-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240620/202406201832.4oSZmptU-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/202406201832.4oSZmptU-lkp@intel.com/
All warnings (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_tx':
>> drivers/net/mctp/mctp-pcc.c:116:13: warning: unused variable 'rc' [-Wunused-variable]
116 | int rc;
| ^~
drivers/net/mctp/mctp-pcc.c: In function 'create_mctp_pcc_netdev':
drivers/net/mctp/mctp-pcc.c:223:17: error: invalid use of undefined type 'struct acpi_device'
223 | acpi_dev->driver_data = mctp_pcc_dev;
| ^~
In file included from include/linux/printk.h:573,
from include/asm-generic/bug.h:22,
from arch/arc/include/asm/bug.h:30,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/preempt.h:5,
from ./arch/arc/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,
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:291:22: error: invalid use of undefined type 'struct acpi_device'
291 | dev_dbg(&adev->dev, "Adding mctp_pcc device for HID %s\n",
| ^~
include/linux/dynamic_debug.h:224:29: note: in definition of macro '__dynamic_func_call_cls'
224 | func(&id, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/dynamic_debug.h:250:9: note: in expansion of macro '_dynamic_func_call_cls'
250 | _dynamic_func_call_cls(_DPRINTK_CLASS_DFLT, fmt, func, ##__VA_ARGS__)
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/dynamic_debug.h:273:9: note: in expansion of macro '_dynamic_func_call'
273 | _dynamic_func_call(fmt, __dynamic_dev_dbg, \
| ^~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:165:9: note: in expansion of macro 'dynamic_dev_dbg'
165 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~~~~~~~~
drivers/net/mctp/mctp-pcc.c:291:9: note: in expansion of macro 'dev_dbg'
291 | dev_dbg(&adev->dev, "Adding mctp_pcc device for HID %s\n",
| ^~~~~~~
drivers/net/mctp/mctp-pcc.c:292:17: error: implicit declaration of function 'acpi_device_hid'; did you mean 'acpi_device_dep'? [-Werror=implicit-function-declaration]
292 | acpi_device_hid(adev));
| ^~~~~~~~~~~~~~~
include/linux/dynamic_debug.h:224:29: note: in definition of macro '__dynamic_func_call_cls'
224 | func(&id, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/dynamic_debug.h:250:9: note: in expansion of macro '_dynamic_func_call_cls'
250 | _dynamic_func_call_cls(_DPRINTK_CLASS_DFLT, fmt, func, ##__VA_ARGS__)
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/dynamic_debug.h:273:9: note: in expansion of macro '_dynamic_func_call'
273 | _dynamic_func_call(fmt, __dynamic_dev_dbg, \
| ^~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:165:9: note: in expansion of macro 'dynamic_dev_dbg'
165 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~~~~~~~~
drivers/net/mctp/mctp-pcc.c:291:9: note: in expansion of macro 'dev_dbg'
291 | dev_dbg(&adev->dev, "Adding mctp_pcc device for HID %s\n",
| ^~~~~~~
drivers/net/mctp/mctp-pcc.c:293:22: error: implicit declaration of function 'acpi_device_handle'; did you mean 'acpi_device_dep'? [-Werror=implicit-function-declaration]
293 | dev_handle = acpi_device_handle(adev);
| ^~~~~~~~~~~~~~~~~~
| acpi_device_dep
drivers/net/mctp/mctp-pcc.c:293:20: warning: assignment to 'acpi_handle' {aka 'void *'} from 'int' makes pointer from integer without a cast [-Wint-conversion]
293 | dev_handle = acpi_device_handle(adev);
| ^
In file included from include/linux/device.h:15,
from include/linux/acpi.h:14:
drivers/net/mctp/mctp-pcc.c:297:30: error: invalid use of undefined type 'struct acpi_device'
297 | 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:297:17: note: in expansion of macro 'dev_err'
297 | dev_err(&adev->dev, "FAILURE to lookup PCC indexes from CRS");
| ^~~~~~~
drivers/net/mctp/mctp-pcc.c:302:50: error: invalid use of undefined type 'struct acpi_device'
302 | return create_mctp_pcc_netdev(adev, &adev->dev, inbox_index,
| ^~
drivers/net/mctp/mctp-pcc.c: At top level:
drivers/net/mctp/mctp-pcc.c:336:15: error: variable 'mctp_pcc_driver' has initializer but incomplete type
336 | static struct acpi_driver mctp_pcc_driver = {
| ^~~~~~~~~~~
drivers/net/mctp/mctp-pcc.c:337:10: error: 'struct acpi_driver' has no member named 'name'
337 | .name = "mctp_pcc",
| ^~~~
drivers/net/mctp/mctp-pcc.c:337:17: warning: excess elements in struct initializer
337 | .name = "mctp_pcc",
| ^~~~~~~~~~
drivers/net/mctp/mctp-pcc.c:337:17: note: (near initialization for 'mctp_pcc_driver')
drivers/net/mctp/mctp-pcc.c:338:10: error: 'struct acpi_driver' has no member named 'class'
338 | .class = "Unknown",
| ^~~~~
drivers/net/mctp/mctp-pcc.c:338:18: warning: excess elements in struct initializer
338 | .class = "Unknown",
| ^~~~~~~~~
drivers/net/mctp/mctp-pcc.c:338:18: note: (near initialization for 'mctp_pcc_driver')
drivers/net/mctp/mctp-pcc.c:339:10: error: 'struct acpi_driver' has no member named 'ids'
339 | .ids = mctp_pcc_device_ids,
| ^~~
vim +/rc +116 drivers/net/mctp/mctp-pcc.c
109
110 static netdev_tx_t mctp_pcc_tx(struct sk_buff *skb, struct net_device *ndev)
111 {
112 struct mctp_pcc_hdr pcc_header;
113 struct mctp_pcc_ndev *mpnd;
114 void __iomem *buffer;
115 unsigned long flags;
> 116 int rc;
117
118 ndev->stats.tx_bytes += skb->len;
119 ndev->stats.tx_packets++;
120 mpnd = netdev_priv(ndev);
121
122 spin_lock_irqsave(&mpnd->lock, flags);
123 buffer = mpnd->pcc_comm_outbox_addr;
124 pcc_header.signature = PCC_MAGIC | mpnd->hw_addr.outbox_index;
125 pcc_header.flags = PCC_HEADER_FLAGS;
126 memcpy(pcc_header.mctp_signature, MCTP_SIGNATURE, SIGNATURE_LENGTH);
127 pcc_header.length = skb->len + SIGNATURE_LENGTH;
128 memcpy_toio(buffer, &pcc_header, sizeof(struct mctp_pcc_hdr));
129 memcpy_toio(buffer + sizeof(struct mctp_pcc_hdr), skb->data, skb->len);
130 mpnd->out_chan->mchan->mbox->ops->send_data(mpnd->out_chan->mchan,
131 NULL);
132 spin_unlock_irqrestore(&mpnd->lock, flags);
133
134 dev_consume_skb_any(skb);
135 return NETDEV_TX_OK;
136 }
137
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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