Re: [PATCH drm-next 04/14] drm: debugfs: provide infrastructure to dump a DRM GPU VA space
From: kernel test robot
Date: Wed Jan 18 2023 - 09:16:02 EST
Hi Danilo,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on 0b45ac1170ea6416bc1d36798414c04870cd356d]
url: https://github.com/intel-lab-lkp/linux/commits/Danilo-Krummrich/drm-execution-context-for-GEM-buffers/20230118-141552
base: 0b45ac1170ea6416bc1d36798414c04870cd356d
patch link: https://lore.kernel.org/r/20230118061256.2689-5-dakr%40redhat.com
patch subject: [PATCH drm-next 04/14] drm: debugfs: provide infrastructure to dump a DRM GPU VA space
config: i386-randconfig-a003 (https://download.01.org/0day-ci/archive/20230118/202301182112.RFiF6tDh-lkp@xxxxxxxxx/config)
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
# https://github.com/intel-lab-lkp/linux/commit/e00f79934034ce7eb4e7fc0d722a3d28d75d44bf
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/20230118-141552
git checkout e00f79934034ce7eb4e7fc0d722a3d28d75d44bf
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=i386 olddefconfig
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/drm/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <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:228:28: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
228 | (u64)va->gem.obj, va->gem.offset);
| ^
vim +228 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 regions and 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 struct drm_gpuva_region *reg;
195 struct drm_gpuva *va;
196
197 if (!mgr->name)
198 return -ENODEV;
199
200 seq_printf(m, "DRM GPU VA space (%s)\n", mgr->name);
201 seq_puts (m, "\n");
202 seq_puts (m, " VA regions | start | range | end | sparse\n");
203 seq_puts (m, "------------------------------------------------------------------------------------\n");
204 seq_printf(m, " VA space | 0x%016llx | 0x%016llx | 0x%016llx | -\n",
205 mgr->mm_start, mgr->mm_range, mgr->mm_start + mgr->mm_range);
206 seq_puts (m, "-----------------------------------------------------------------------------------\n");
207 drm_gpuva_for_each_region(reg, mgr) {
208 struct drm_mm_node *node = ®->node;
209
210 if (node == &mgr->kernel_alloc_node) {
211 seq_printf(m, " kernel node | 0x%016llx | 0x%016llx | 0x%016llx | -\n",
212 node->start, node->size, node->start + node->size);
213 continue;
214 }
215
216 seq_printf(m, " | 0x%016llx | 0x%016llx | 0x%016llx | %s\n",
217 node->start, node->size, node->start + node->size,
218 reg->sparse ? "true" : "false");
219 }
220 seq_puts(m, "\n");
221 seq_puts(m, " VAs | start | range | end | object | object offset\n");
222 seq_puts(m, "-------------------------------------------------------------------------------------------------------------\n");
223 drm_gpuva_for_each_va(va, mgr) {
224 struct drm_mm_node *node = &va->node;
225
226 seq_printf(m, " | 0x%016llx | 0x%016llx | 0x%016llx | 0x%016llx | 0x%016llx\n",
227 node->start, node->size, node->start + node->size,
> 228 (u64)va->gem.obj, va->gem.offset);
229 }
230
231 return 0;
232 }
233 EXPORT_SYMBOL(drm_debugfs_gpuva_info);
234
--
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https://github.com/intel/lkp-tests