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Date: Sun, 9 Jun 2024 09:35:21 +0800
From: kernel test robot <lkp@intel.com>
To: =?iso-8859-1?Q?Jos=E9?= Roberto de Souza <jose.souza@intel.com>,
	linux-kernel@vger.kernel.org, intel-xe@lists.freedesktop.org
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
	Rodrigo Vivi <rodrigo.vivi@intel.com>,
	Mukesh Ojha <quic_mojha@quicinc.com>,
	Johannes Berg <johannes@sipsolutions.net>,
	Jonathan Cavitt <jonathan.cavitt@intel.com>,
	=?iso-8859-1?Q?Jos=E9?= Roberto de Souza <jose.souza@intel.com>
Subject: Re: [PATCH v4 1/2] devcoredump: Add dev_coredumpm_timeout()
Message-ID: <202406090921.cxfWJ8P1-lkp@intel.com>
References: <20240607193220.229760-1-jose.souza@intel.com>
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In-Reply-To: <20240607193220.229760-1-jose.souza@intel.com>

Hi Jos?,

kernel test robot noticed the following build warnings:

[auto build test WARNING on drm-xe/drm-xe-next]
[also build test WARNING on wireless/main linus/master v6.10-rc2 next-20240607]
[cannot apply to driver-core/driver-core-testing driver-core/driver-core-next driver-core/driver-core-linus wireless-next/main]
[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/Jos-Roberto-de-Souza/drm-xe-Increase-devcoredump-timeout/20240608-033441
base:   https://gitlab.freedesktop.org/drm/xe/kernel.git drm-xe-next
patch link:    https://lore.kernel.org/r/20240607193220.229760-1-jose.souza%40intel.com
patch subject: [PATCH v4 1/2] devcoredump: Add dev_coredumpm_timeout()
config: hexagon-allyesconfig (https://download.01.org/0day-ci/archive/20240609/202406090921.cxfWJ8P1-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project d7d2d4f53fc79b4b58e8d8d08151b577c3699d4a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240609/202406090921.cxfWJ8P1-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202406090921.cxfWJ8P1-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from drivers/bluetooth/hci_qca.c:23:
   In file included from include/linux/devcoredump.h:12:
   In file included from include/linux/scatterlist.h:8:
   In file included from include/linux/mm.h:2210:
   include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     522 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   In file included from drivers/bluetooth/hci_qca.c:23:
   In file included from include/linux/devcoredump.h:12:
   In file included from include/linux/scatterlist.h:9:
   In file included from arch/hexagon/include/asm/io.h:328:
   include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
     547 |         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]
     560 |         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'
      37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
         |                                                   ^
   In file included from drivers/bluetooth/hci_qca.c:23:
   In file included from include/linux/devcoredump.h:12:
   In file included from include/linux/scatterlist.h:9:
   In file included from arch/hexagon/include/asm/io.h:328:
   include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
     573 |         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'
      35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
         |                                                   ^
   In file included from drivers/bluetooth/hci_qca.c:23:
   In file included from include/linux/devcoredump.h:12:
   In file included from include/linux/scatterlist.h:9:
   In file included from arch/hexagon/include/asm/io.h:328:
   include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
     584 |         __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]
     594 |         __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]
     604 |         __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
         |                                                       ~~~~~~~~~~ ^
   In file included from drivers/bluetooth/hci_qca.c:37:
   In file included from include/net/bluetooth/hci_core.h:36:
>> include/net/bluetooth/coredump.h:9:9: warning: 'DEVCOREDUMP_TIMEOUT' macro redefined [-Wmacro-redefined]
       9 | #define DEVCOREDUMP_TIMEOUT     msecs_to_jiffies(10000) /* 10 sec */
         |         ^
   include/linux/devcoredump.h:16:9: note: previous definition is here
      16 | #define DEVCOREDUMP_TIMEOUT     (HZ * 60 * 5)
         |         ^
   8 warnings generated.
--
   In file included from drivers/bluetooth/btmrvl_sdio.c:10:
   In file included from include/linux/suspend.h:5:
   In file included from include/linux/swap.h:9:
   In file included from include/linux/memcontrol.h:13:
   In file included from include/linux/cgroup.h:26:
   In file included from include/linux/kernel_stat.h:9:
   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:328:
   include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
     547 |         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]
     560 |         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'
      37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
         |                                                   ^
   In file included from drivers/bluetooth/btmrvl_sdio.c:10:
   In file included from include/linux/suspend.h:5:
   In file included from include/linux/swap.h:9:
   In file included from include/linux/memcontrol.h:13:
   In file included from include/linux/cgroup.h:26:
   In file included from include/linux/kernel_stat.h:9:
   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:328:
   include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
     573 |         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'
      35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
         |                                                   ^
   In file included from drivers/bluetooth/btmrvl_sdio.c:10:
   In file included from include/linux/suspend.h:5:
   In file included from include/linux/swap.h:9:
   In file included from include/linux/memcontrol.h:13:
   In file included from include/linux/cgroup.h:26:
   In file included from include/linux/kernel_stat.h:9:
   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:328:
   include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
     584 |         __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]
     594 |         __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]
     604 |         __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
         |                                                       ~~~~~~~~~~ ^
   In file included from drivers/bluetooth/btmrvl_sdio.c:10:
   In file included from include/linux/suspend.h:5:
   In file included from include/linux/swap.h:9:
   In file included from include/linux/memcontrol.h:21:
   In file included from include/linux/mm.h:2210:
   include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     522 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   In file included from drivers/bluetooth/btmrvl_sdio.c:18:
   In file included from include/net/bluetooth/hci_core.h:36:
>> include/net/bluetooth/coredump.h:9:9: warning: 'DEVCOREDUMP_TIMEOUT' macro redefined [-Wmacro-redefined]
       9 | #define DEVCOREDUMP_TIMEOUT     msecs_to_jiffies(10000) /* 10 sec */
         |         ^
   include/linux/devcoredump.h:16:9: note: previous definition is here
      16 | #define DEVCOREDUMP_TIMEOUT     (HZ * 60 * 5)
         |         ^
   8 warnings generated.


vim +/DEVCOREDUMP_TIMEOUT +9 include/net/bluetooth/coredump.h

9695ef876fd122 Abhishek Pandit-Subedi 2023-03-30   8  
9695ef876fd122 Abhishek Pandit-Subedi 2023-03-30  @9  #define DEVCOREDUMP_TIMEOUT	msecs_to_jiffies(10000)	/* 10 sec */
9695ef876fd122 Abhishek Pandit-Subedi 2023-03-30  10  

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https://github.com/intel/lkp-tests/wiki