Re: [PATCH drm-next v3 05/15] drm: debugfs: provide infrastructure to dump a DRM GPU VA space
From: kernel test robot
Date: Tue Apr 04 2023 - 00:06:14 EST
Hi Danilo,
kernel test robot noticed the following build warnings:
[auto build test WARNING on d36d68fd1925d33066d52468b7c7c6aca6521248]
url: https://github.com/intel-lab-lkp/linux/commits/Danilo-Krummrich/drm-execution-context-for-GEM-buffers-v3/20230404-093042
base: d36d68fd1925d33066d52468b7c7c6aca6521248
patch link: https://lore.kernel.org/r/20230404012741.116502-6-dakr%40redhat.com
patch subject: [PATCH drm-next v3 05/15] drm: debugfs: provide infrastructure to dump a DRM GPU VA space
config: xtensa-allyesconfig (https://download.01.org/0day-ci/archive/20230404/202304041151.y2WMbGh6-lkp@xxxxxxxxx/config)
compiler: xtensa-linux-gcc (GCC) 12.1.0
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/97d8731cc359143f6f790b1c4755d1055a72adb9
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Danilo-Krummrich/drm-execution-context-for-GEM-buffers-v3/20230404-093042
git checkout 97d8731cc359143f6f790b1c4755d1055a72adb9
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=xtensa olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=xtensa SHELL=/bin/bash drivers/gpu/drm/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Link: https://lore.kernel.org/oe-kbuild-all/202304041151.y2WMbGh6-lkp@xxxxxxxxx/
All warnings (new ones prefixed by >>):
drivers/gpu/drm/drm_debugfs.c: In function 'drm_debugfs_gpuva_info':
>> drivers/gpu/drm/drm_debugfs.c:213:28: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
213 | (u64)va->gem.obj, va->gem.offset);
| ^
vim +213 drivers/gpu/drm/drm_debugfs.c
178
179 /**
180 * drm_debugfs_gpuva_info - dump the given DRM GPU VA space
181 * @m: pointer to the &seq_file to write
182 * @mgr: the &drm_gpuva_manager representing the GPU VA space
183 *
184 * Dumps the GPU VA mappings of a given DRM GPU VA manager.
185 *
186 * For each DRM GPU VA space drivers should call this function from their
187 * &drm_info_list's show callback.
188 *
189 * Returns: 0 on success, -ENODEV if the &mgr is not initialized
190 */
191 int drm_debugfs_gpuva_info(struct seq_file *m,
192 struct drm_gpuva_manager *mgr)
193 {
194 DRM_GPUVA_ITER(it, mgr, 0);
195 struct drm_gpuva *va, *kva = &mgr->kernel_alloc_node;
196
197 if (!mgr->name)
198 return -ENODEV;
199
200 seq_printf(m, "DRM GPU VA space (%s) [0x%016llx;0x%016llx]\n",
201 mgr->name, mgr->mm_start, mgr->mm_start + mgr->mm_range);
202 seq_printf(m, "Kernel reserved node [0x%016llx;0x%016llx]\n",
203 kva->va.addr, kva->va.addr + kva->va.range);
204 seq_puts(m, "\n");
205 seq_puts(m, " VAs | start | range | end | object | object offset\n");
206 seq_puts(m, "-------------------------------------------------------------------------------------------------------------\n");
207 drm_gpuva_iter_for_each(va, it) {
208 if (unlikely(va == &mgr->kernel_alloc_node))
209 continue;
210
211 seq_printf(m, " | 0x%016llx | 0x%016llx | 0x%016llx | 0x%016llx | 0x%016llx\n",
212 va->va.addr, va->va.range, va->va.addr + va->va.range,
> 213 (u64)va->gem.obj, va->gem.offset);
214 }
215
216 return 0;
217 }
218 EXPORT_SYMBOL(drm_debugfs_gpuva_info);
219
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests