Re: [RFC PATCH 1/9] cxl/acpi: Add an acpi_cxl module for the CXL interconnect

From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [RFC PATCH 1/9] cxl/acpi: Add an acpi_cxl module for the CXL interconnect
Date: Sun, 15 Nov 2020 12:32:44 +0800	[thread overview]
Message-ID: <202011151233.PQ0Rqg6d-lkp@intel.com> (raw)
In-Reply-To: <20201111054356.793390-2-ben.widawsky@intel.com>

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Hi Ben,

[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on pm/linux-next]
[also build test WARNING on linus/master linux/master v5.10-rc3 next-20201113]
[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]

url:    https://github.com/0day-ci/linux/commits/Ben-Widawsky/CXL-2-0-Support/20201111-134547
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
config: i386-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
        # https://github.com/0day-ci/linux/commit/a138b84a65bc7931b234fc14497d8cfe53d736f2
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Ben-Widawsky/CXL-2-0-Support/20201111-134547
        git checkout a138b84a65bc7931b234fc14497d8cfe53d736f2
        # save the attached .config to linux build tree
        make W=1 ARCH=i386 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

   In file included from include/linux/device.h:15,
                    from include/linux/acpi.h:15,
                    from drivers/cxl/acpi.c:10:
   drivers/cxl/acpi.c: In function 'acpi_cxl_add':
>> drivers/cxl/acpi.c:45:16: warning: format '%lld' expects argument of type 'long long int', but argument 3 has type 'acpi_size' {aka 'unsigned int'} [-Wformat=]
      45 |  dev_info(dev, "found CEDT at startup: %lld bytes\n", sz);
         |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/dev_printk.h:19:22: note: in definition of macro 'dev_fmt'
      19 | #define dev_fmt(fmt) fmt
         |                      ^~~
   drivers/cxl/acpi.c:45:2: note: in expansion of macro 'dev_info'
      45 |  dev_info(dev, "found CEDT at startup: %lld bytes\n", sz);
         |  ^~~~~~~~
   drivers/cxl/acpi.c:45:43: note: format string is defined here
      45 |  dev_info(dev, "found CEDT at startup: %lld bytes\n", sz);
         |                                        ~~~^
         |                                           |
         |                                           long long int
         |                                        %d

vim +45 drivers/cxl/acpi.c

    25	
    26	static int acpi_cxl_add(struct acpi_device *adev)
    27	{
    28		struct acpi_cxl_desc *acpi_desc;
    29		struct device *dev = &adev->dev;
    30		struct acpi_table_header *tbl;
    31		acpi_status status = AE_OK;
    32		acpi_size sz;
    33		int rc = 0;
    34	
    35		status = acpi_get_table(ACPI_SIG_CEDT, 0, &tbl);
    36		if (ACPI_FAILURE(status)) {
    37			dev_err(dev, "failed to find CEDT at startup\n");
    38			return 0;
    39		}
    40	
    41		rc = devm_add_action_or_reset(dev, acpi_cedt_put_table, tbl);
    42		if (rc)
    43			return rc;
    44		sz = tbl->length;
  > 45		dev_info(dev, "found CEDT at startup: %lld bytes\n", sz);
    46	
    47		acpi_desc = devm_kzalloc(dev, sizeof(*acpi_desc), GFP_KERNEL);
    48		if (!acpi_desc)
    49			return -ENOMEM;
    50		acpi_cxl_desc_init(acpi_desc, &adev->dev);
    51	
    52		acpi_desc->acpi_header = *tbl;
    53	
    54		return 0;
    55	}
    56	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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