* Re: [RFC PATCH 6/6] debugfs: Replace debugfs_node #define with struct wrapping dentry
[not found] <20250210052039.144513-7-me@davidreaver.com>
@ 2025-02-10 15:44 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2025-02-10 15:44 UTC (permalink / raw)
To: David Reaver; +Cc: llvm, oe-kbuild-all
Hi David,
[This is a private test report for your RFC patch.]
kernel test robot noticed the following build errors:
[auto build test ERROR on a64dcfb451e254085a7daee5fe51bf22959d52d3]
url: https://github.com/intel-lab-lkp/linux/commits/David-Reaver/debugfs-Add-temporary-define-debugfs_node-dentry-directives/20250210-132642
base: a64dcfb451e254085a7daee5fe51bf22959d52d3
patch link: https://lore.kernel.org/r/20250210052039.144513-7-me%40davidreaver.com
patch subject: [RFC PATCH 6/6] debugfs: Replace debugfs_node #define with struct wrapping dentry
config: arm64-randconfig-003-20250210 (https://download.01.org/0day-ci/archive/20250210/202502102301.7D1vpwVw-lkp@intel.com/config)
compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project 6807164500e9920638e2ab0cdb4bf8321d24f8eb)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250210/202502102301.7D1vpwVw-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/202502102301.7D1vpwVw-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/imagination/pvr_debugfs.c:21:17: error: incompatible function pointer types initializing 'void (*)(struct pvr_device *, struct dentry *)' with an expression of type 'void (struct pvr_device *, struct debugfs_node *)' [-Wincompatible-function-pointer-types]
21 | {"pvr_params", pvr_params_debugfs_init},
| ^~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/imagination/pvr_debugfs.c:22:13: error: incompatible function pointer types initializing 'void (*)(struct pvr_device *, struct dentry *)' with an expression of type 'void (struct pvr_device *, struct debugfs_node *)' [-Wincompatible-function-pointer-types]
22 | {"pvr_fw", pvr_fw_trace_debugfs_init},
| ^~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/imagination/pvr_debugfs.c:45:24: error: incompatible pointer types passing 'struct debugfs_node *' to parameter of type 'struct dentry *' [-Werror,-Wincompatible-pointer-types]
45 | entry->init(pvr_dev, dir);
| ^~~
3 errors generated.
vim +21 drivers/gpu/drm/imagination/pvr_debugfs.c
cb56cd61086645 Sarah Walker 2023-11-22 19
cb56cd61086645 Sarah Walker 2023-11-22 20 static const struct pvr_debugfs_entry pvr_debugfs_entries[] = {
cb56cd61086645 Sarah Walker 2023-11-22 @21 {"pvr_params", pvr_params_debugfs_init},
cb56cd61086645 Sarah Walker 2023-11-22 22 {"pvr_fw", pvr_fw_trace_debugfs_init},
cb56cd61086645 Sarah Walker 2023-11-22 23 };
cb56cd61086645 Sarah Walker 2023-11-22 24
cb56cd61086645 Sarah Walker 2023-11-22 25 void
cb56cd61086645 Sarah Walker 2023-11-22 26 pvr_debugfs_init(struct drm_minor *minor)
cb56cd61086645 Sarah Walker 2023-11-22 27 {
cb56cd61086645 Sarah Walker 2023-11-22 28 struct drm_device *drm_dev = minor->dev;
cb56cd61086645 Sarah Walker 2023-11-22 29 struct pvr_device *pvr_dev = to_pvr_device(drm_dev);
ff2c46c29b70e2 David Reaver 2025-02-09 30 struct debugfs_node *root = minor->debugfs_root;
cb56cd61086645 Sarah Walker 2023-11-22 31 size_t i;
cb56cd61086645 Sarah Walker 2023-11-22 32
cb56cd61086645 Sarah Walker 2023-11-22 33 for (i = 0; i < ARRAY_SIZE(pvr_debugfs_entries); ++i) {
cb56cd61086645 Sarah Walker 2023-11-22 34 const struct pvr_debugfs_entry *entry = &pvr_debugfs_entries[i];
ff2c46c29b70e2 David Reaver 2025-02-09 35 struct debugfs_node *dir;
cb56cd61086645 Sarah Walker 2023-11-22 36
cb56cd61086645 Sarah Walker 2023-11-22 37 dir = debugfs_create_dir(entry->name, root);
cb56cd61086645 Sarah Walker 2023-11-22 38 if (IS_ERR(dir)) {
cb56cd61086645 Sarah Walker 2023-11-22 39 drm_warn(drm_dev,
cb56cd61086645 Sarah Walker 2023-11-22 40 "failed to create debugfs dir '%s' (err=%d)",
cb56cd61086645 Sarah Walker 2023-11-22 41 entry->name, (int)PTR_ERR(dir));
cb56cd61086645 Sarah Walker 2023-11-22 42 continue;
cb56cd61086645 Sarah Walker 2023-11-22 43 }
cb56cd61086645 Sarah Walker 2023-11-22 44
cb56cd61086645 Sarah Walker 2023-11-22 @45 entry->init(pvr_dev, dir);
cb56cd61086645 Sarah Walker 2023-11-22 46 }
cb56cd61086645 Sarah Walker 2023-11-22 47 }
cb56cd61086645 Sarah Walker 2023-11-22 48
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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