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Message-ID: <202204260456.dOkQIjjg-lkp@intel.com>
Date: Tue, 26 Apr 2022 05:08:16 +0800
From: kernel test robot <lkp@...el.com>
To: Russ Weight <russell.h.weight@...el.com>, mdf@...nel.org,
linux-fpga@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org, trix@...hat.com,
marpagan@...hat.com, lgoncalv@...hat.com, yilun.xu@...el.com,
hao.wu@...el.com, matthew.gerlach@...ux.intel.com,
tianfei.zhang@...el.com, Russ Weight <russell.h.weight@...el.com>
Subject: Re: [PATCH v1 1/1] fpga: dfl: fix the kernel warning when
release/assign ports for SRIOV
Hi Russ,
I love your patch! Perhaps something to improve:
[auto build test WARNING on linus/master]
[also build test WARNING on v5.18-rc4 next-20220422]
[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/intel-lab-lkp/linux/commits/Russ-Weight/fpga-dfl-fix-the-kernel-warning-when-release-assign-ports-for-SRIOV/20220426-014949
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git af2d861d4cd2a4da5137f795ee3509e6f944a25b
config: hexagon-randconfig-r041-20220425 (https://download.01.org/0day-ci/archive/20220426/202204260456.dOkQIjjg-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 1cddcfdc3c683b393df1a5c9063252eb60e52818)
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/4b4db40cd1b608457d6e1fcf95443bd940d01f3c
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Russ-Weight/fpga-dfl-fix-the-kernel-warning-when-release-assign-ports-for-SRIOV/20220426-014949
git checkout 4b4db40cd1b608457d6e1fcf95443bd940d01f3c
# 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 SHELL=/bin/bash drivers/fpga/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
drivers/fpga/dfl.c:54: warning: cannot understand function prototype: 'struct dfl_dev_info '
drivers/fpga/dfl.c:74: warning: cannot understand function prototype: 'struct dfl_chardev_info '
drivers/fpga/dfl.c:154: warning: Function parameter or member 'fdata' not described in 'dfl_fpga_port_ops_get'
drivers/fpga/dfl.c:154: warning: Excess function parameter 'pdev' description in 'dfl_fpga_port_ops_get'
drivers/fpga/dfl.c:220: warning: Function parameter or member 'fdata' not described in 'dfl_fpga_check_port_id'
drivers/fpga/dfl.c:220: warning: Excess function parameter 'pdev' description in 'dfl_fpga_check_port_id'
drivers/fpga/dfl.c:716: warning: Function parameter or member 'revision' not described in 'dfl_feature_info'
>> drivers/fpga/dfl.c:1509: warning: expecting prototype for __dfl_fpga_cdev_find_port(). Prototype was for __dfl_fpga_cdev_find_port_data() instead
vim +1509 drivers/fpga/dfl.c
543be3d8c999b3 Wu Hao 2018-06-30 1490
5d56e117001996 Wu Hao 2018-06-30 1491 /**
5d56e117001996 Wu Hao 2018-06-30 1492 * __dfl_fpga_cdev_find_port - find a port under given container device
5d56e117001996 Wu Hao 2018-06-30 1493 *
5d56e117001996 Wu Hao 2018-06-30 1494 * @cdev: container device
5d56e117001996 Wu Hao 2018-06-30 1495 * @data: data passed to match function
5d56e117001996 Wu Hao 2018-06-30 1496 * @match: match function used to find specific port from the port device list
5d56e117001996 Wu Hao 2018-06-30 1497 *
5d56e117001996 Wu Hao 2018-06-30 1498 * Find a port device under container device. This function needs to be
5d56e117001996 Wu Hao 2018-06-30 1499 * invoked with lock held.
5d56e117001996 Wu Hao 2018-06-30 1500 *
5d56e117001996 Wu Hao 2018-06-30 1501 * Return: pointer to port's platform device if successful, NULL otherwise.
5d56e117001996 Wu Hao 2018-06-30 1502 *
5d56e117001996 Wu Hao 2018-06-30 1503 * NOTE: you will need to drop the device reference with put_device() after use.
5d56e117001996 Wu Hao 2018-06-30 1504 */
4b4db40cd1b608 Xu Yilun 2022-04-25 1505 struct dfl_feature_dev_data *
4b4db40cd1b608 Xu Yilun 2022-04-25 1506 __dfl_fpga_cdev_find_port_data(struct dfl_fpga_cdev *cdev, void *data,
4b4db40cd1b608 Xu Yilun 2022-04-25 1507 int (*match)(struct dfl_feature_dev_data *,
4b4db40cd1b608 Xu Yilun 2022-04-25 1508 void *))
5d56e117001996 Wu Hao 2018-06-30 @1509 {
4b4db40cd1b608 Xu Yilun 2022-04-25 1510 struct dfl_feature_dev_data *fdata;
5d56e117001996 Wu Hao 2018-06-30 1511
4b4db40cd1b608 Xu Yilun 2022-04-25 1512 list_for_each_entry(fdata, &cdev->port_dev_list, node) {
4b4db40cd1b608 Xu Yilun 2022-04-25 1513 if (match(fdata, data))
4b4db40cd1b608 Xu Yilun 2022-04-25 1514 return fdata;
5d56e117001996 Wu Hao 2018-06-30 1515 }
5d56e117001996 Wu Hao 2018-06-30 1516
5d56e117001996 Wu Hao 2018-06-30 1517 return NULL;
5d56e117001996 Wu Hao 2018-06-30 1518 }
4b4db40cd1b608 Xu Yilun 2022-04-25 1519 EXPORT_SYMBOL_GPL(__dfl_fpga_cdev_find_port_data);
5d56e117001996 Wu Hao 2018-06-30 1520
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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