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Date: Sat, 4 Mar 2023 10:04:40 +0800
From: kernel test robot <lkp@...el.com>
To: Vincenzo Palazzo <vincenzopalazzodev@...il.com>,
netdev@...r.kernel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
davem@...emloft.net, intel-wired-lan@...ts.osuosl.org,
jesse.brandeburg@...el.com,
Vincenzo Palazzo <vincenzopalazzodev@...il.com>
Subject: Re: [PATCH v1] netdevice: use ifmap isteand of plain fields
Hi Vincenzo,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on net/master]
[also build test ERROR on net-next/master horms-ipvs/master linus/master v6.2 next-20230303]
[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/Vincenzo-Palazzo/netdevice-use-ifmap-isteand-of-plain-fields/20230303-231003
patch link: https://lore.kernel.org/r/20230303150818.132386-1-vincenzopalazzodev%40gmail.com
patch subject: [PATCH v1] netdevice: use ifmap isteand of plain fields
config: hexagon-randconfig-r001-20230303 (https://download.01.org/0day-ci/archive/20230304/202303040937.SrzjrYMQ-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 67409911353323ca5edf2049ef0df54132fa1ca7)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/4efa870f9b2112fdebe7d1fffe30f5626b8d5229
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Vincenzo-Palazzo/netdevice-use-ifmap-isteand-of-plain-fields/20230303-231003
git checkout 4efa870f9b2112fdebe7d1fffe30f5626b8d5229
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/net/hamradio/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303040937.SrzjrYMQ-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/net/hamradio/baycom_ser_hdx.c:53:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from drivers/net/hamradio/baycom_ser_hdx.c:53:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from drivers/net/hamradio/baycom_ser_hdx.c:53:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
>> drivers/net/hamradio/baycom_ser_hdx.c:158:22: error: no member named 'base_addr' in 'struct net_device'
outb(0x81, LCR(dev->base_addr)); /* DLAB = 1 */
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:83:22: note: expanded from macro 'LCR'
#define LCR(iobase) (iobase+3)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:159:25: error: no member named 'base_addr' in 'struct net_device'
outb(divisor, DLL(dev->base_addr));
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:88:22: note: expanded from macro 'DLL'
#define DLL(iobase) (iobase+0)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:160:19: error: no member named 'base_addr' in 'struct net_device'
outb(0, DLM(dev->base_addr));
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:89:22: note: expanded from macro 'DLM'
#define DLM(iobase) (iobase+1)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:161:22: error: no member named 'base_addr' in 'struct net_device'
outb(0x01, LCR(dev->base_addr)); /* word length = 6 */
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:83:22: note: expanded from macro 'LCR'
#define LCR(iobase) (iobase+3)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:167:22: error: no member named 'base_addr' in 'struct net_device'
outb(0x00, THR(dev->base_addr));
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:79:22: note: expanded from macro 'THR'
#define THR(iobase) (iobase+0)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:193:51: error: no member named 'base_addr' in 'struct net_device'
outb(0x0e | (!!bc->modem.ser12.tx_bit), MCR(dev->base_addr));
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:84:22: note: expanded from macro 'MCR'
#define MCR(iobase) (iobase+4)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:209:23: error: no member named 'base_addr' in 'struct net_device'
cur_s = inb(MSR(dev->base_addr)) & 0x10; /* the CTS line */
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:86:22: note: expanded from macro 'MSR'
#define MSR(iobase) (iobase+6)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:339:22: error: no member named 'base_addr' in 'struct net_device'
outb(0x0d, MCR(dev->base_addr)); /* transmitter off */
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:84:22: note: expanded from macro 'MCR'
#define MCR(iobase) (iobase+4)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:346:46: error: no member named 'base_addr' in 'struct net_device'
hdlcdrv_setdcd(&bc->hdrv, !((inb(MSR(dev->base_addr)) ^ bc->opt_dcd) & 0x80));
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:86:22: note: expanded from macro 'MSR'
#define MSR(iobase) (iobase+6)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:371:26: error: no member named 'base_addr' in 'struct net_device'
if ((iir = inb(IIR(dev->base_addr))) & 1)
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:81:22: note: expanded from macro 'IIR'
#define IIR(iobase) (iobase+2)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:377:17: error: no member named 'base_addr' in 'struct net_device'
inb(LSR(dev->base_addr));
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:85:22: note: expanded from macro 'LSR'
#define LSR(iobase) (iobase+5)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:381:17: error: no member named 'base_addr' in 'struct net_device'
inb(RBR(dev->base_addr));
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:78:22: note: expanded from macro 'RBR'
#define RBR(iobase) (iobase+0)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:394:24: error: no member named 'base_addr' in 'struct net_device'
outb(0x00, THR(dev->base_addr));
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:79:22: note: expanded from macro 'THR'
#define THR(iobase) (iobase+0)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:398:17: error: no member named 'base_addr' in 'struct net_device'
inb(MSR(dev->base_addr));
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:86:22: note: expanded from macro 'MSR'
#define MSR(iobase) (iobase+6)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:401:22: error: no member named 'base_addr' in 'struct net_device'
iir = inb(IIR(dev->base_addr));
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:81:22: note: expanded from macro 'IIR'
#define IIR(iobase) (iobase+2)
^~~~~~
drivers/net/hamradio/baycom_ser_hdx.c:463:12: error: no member named 'base_addr' in 'struct net_device'
if (!dev->base_addr || dev->base_addr > 0x1000-SER12_EXTENT ||
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:463:30: error: no member named 'base_addr' in 'struct net_device'
if (!dev->base_addr || dev->base_addr > 0x1000-SER12_EXTENT ||
~~~ ^
drivers/net/hamradio/baycom_ser_hdx.c:466:27: error: no member named 'base_addr' in 'struct net_device'
if (!request_region(dev->base_addr, SER12_EXTENT, "baycom_ser12"))
~~~ ^
include/linux/ioport.h:268:75: note: expanded from macro 'request_region'
#define request_region(start,n,name) __request_region(&ioport_resource, (start), (n), (name), 0)
--
In file included from drivers/net/hamradio/hdlcdrv.c:43:
In file included from include/linux/netdevice.h:38:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:12:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from drivers/net/hamradio/hdlcdrv.c:43:
In file included from include/linux/netdevice.h:38:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:12:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from drivers/net/hamradio/hdlcdrv.c:43:
In file included from include/linux/netdevice.h:38:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:12:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
>> drivers/net/hamradio/hdlcdrv.c:528:28: error: no member named 'base_addr' in 'struct net_device'
bi.data.mp.iobase = dev->base_addr;
~~~ ^
drivers/net/hamradio/hdlcdrv.c:540:8: error: no member named 'base_addr' in 'struct net_device'
dev->base_addr = bi.data.mp.iobase;
~~~ ^
drivers/net/hamradio/hdlcdrv.c:706:7: error: no member named 'base_addr' in 'struct net_device'
dev->base_addr = baseaddr;
~~~ ^
6 warnings and 3 errors generated.
vim +158 drivers/net/hamradio/baycom_ser_hdx.c
^1da177e4c3f41 Linus Torvalds 2005-04-16 149
^1da177e4c3f41 Linus Torvalds 2005-04-16 150 /* --------------------------------------------------------------------- */
^1da177e4c3f41 Linus Torvalds 2005-04-16 151 /*
^1da177e4c3f41 Linus Torvalds 2005-04-16 152 * ===================== SER12 specific routines =========================
^1da177e4c3f41 Linus Torvalds 2005-04-16 153 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 154
^1da177e4c3f41 Linus Torvalds 2005-04-16 155 static inline void ser12_set_divisor(struct net_device *dev,
^1da177e4c3f41 Linus Torvalds 2005-04-16 156 unsigned char divisor)
^1da177e4c3f41 Linus Torvalds 2005-04-16 157 {
^1da177e4c3f41 Linus Torvalds 2005-04-16 @158 outb(0x81, LCR(dev->base_addr)); /* DLAB = 1 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 159 outb(divisor, DLL(dev->base_addr));
^1da177e4c3f41 Linus Torvalds 2005-04-16 160 outb(0, DLM(dev->base_addr));
^1da177e4c3f41 Linus Torvalds 2005-04-16 161 outb(0x01, LCR(dev->base_addr)); /* word length = 6 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 162 /*
^1da177e4c3f41 Linus Torvalds 2005-04-16 163 * make sure the next interrupt is generated;
^1da177e4c3f41 Linus Torvalds 2005-04-16 164 * 0 must be used to power the modem; the modem draws its
^1da177e4c3f41 Linus Torvalds 2005-04-16 165 * power from the TxD line
^1da177e4c3f41 Linus Torvalds 2005-04-16 166 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 167 outb(0x00, THR(dev->base_addr));
^1da177e4c3f41 Linus Torvalds 2005-04-16 168 /*
^1da177e4c3f41 Linus Torvalds 2005-04-16 169 * it is important not to set the divider while transmitting;
^1da177e4c3f41 Linus Torvalds 2005-04-16 170 * this reportedly makes some UARTs generating interrupts
^1da177e4c3f41 Linus Torvalds 2005-04-16 171 * in the hundredthousands per second region
^1da177e4c3f41 Linus Torvalds 2005-04-16 172 * Reported by: Ignacio.Arenaza@...di.epfl.ch (Ignacio Arenaza Nuno)
^1da177e4c3f41 Linus Torvalds 2005-04-16 173 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 174 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 175
--
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https://github.com/intel/lkp-tests
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