* [android-common:android12-5.10 2/13] mm/page_pinner.c:304:22: warning: variable 'page_pinner' set but not used
@ 2021-06-03 1:05 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-06-03 1:05 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 2420 bytes --]
tree: https://android.googlesource.com/kernel/common android12-5.10
head: 25a0835d5ec1cc4462d853326945cd4dfec4fe17
commit: ddc4a48797352076586ef3ab79c6bfaba08fd06e [2/13] ANDROID: mm: page_pinner: introduce failure_tracking feature
config: i386-randconfig-r003-20210603 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
git remote add android-common https://android.googlesource.com/kernel/common
git fetch --no-tags android-common android12-5.10
git checkout ddc4a48797352076586ef3ab79c6bfaba08fd06e
# 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 >>):
mm/page_pinner.c: In function '__page_pinner_migration_failed':
>> mm/page_pinner.c:304:22: warning: variable 'page_pinner' set but not used [-Wunused-but-set-variable]
304 | struct page_pinner *page_pinner;
| ^~~~~~~~~~~
vim +/page_pinner +304 mm/page_pinner.c
300
301 void __page_pinner_migration_failed(struct page *page)
302 {
303 struct page_ext *page_ext = lookup_page_ext(page);
> 304 struct page_pinner *page_pinner;
305 depot_stack_handle_t handle;
306 unsigned long flags;
307 unsigned int idx;
308
309 if (unlikely(!page_ext))
310 return;
311
312 page_pinner = get_page_pinner(page_ext);
313 if (!test_bit(PAGE_EXT_PINNER_MIGRATION_FAILED, &page_ext->flags))
314 return;
315
316 handle = save_stack(GFP_NOWAIT|__GFP_NOWARN);
317
318 spin_lock_irqsave(&acf_pinner.lock, flags);
319 idx = acf_pinner.index++;
320 acf_pinner.index %= LONTERM_PIN_BUCKETS;
321
322 acf_pinner.pinner[idx].handle = handle;
323 acf_pinner.pinner[idx].ts_usec = ktime_to_us(ktime_get_boottime());
324 acf_pinner.pinner[idx].page_flags = page->flags;
325 acf_pinner.pinner[idx].page_mt = get_pageblock_migratetype(page);
326 acf_pinner.pinner[idx].pfn = page_to_pfn(page);
327 spin_unlock_irqrestore(&acf_pinner.lock, flags);
328 }
329 EXPORT_SYMBOL(__page_pinner_migration_failed);
330
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 30011 bytes --]
^ permalink raw reply [flat|nested] 2+ messages in thread
* [android-common:android12-5.10 2/13] mm/page_pinner.c:304:22: warning: variable 'page_pinner' set but not used
@ 2021-08-19 6:04 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-08-19 6:04 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 3563 bytes --]
tree: https://android.googlesource.com/kernel/common android12-5.10
head: 25a0835d5ec1cc4462d853326945cd4dfec4fe17
commit: ddc4a48797352076586ef3ab79c6bfaba08fd06e [2/13] ANDROID: mm: page_pinner: introduce failure_tracking feature
config: x86_64-buildonly-randconfig-r002-20210819 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d2b574a4dea5b718e4386bf2e26af0126e5978ce)
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
git remote add android-common https://android.googlesource.com/kernel/common
git fetch --no-tags android-common android12-5.10
git checkout ddc4a48797352076586ef3ab79c6bfaba08fd06e
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
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 >>):
>> mm/page_pinner.c:304:22: warning: variable 'page_pinner' set but not used [-Wunused-but-set-variable]
struct page_pinner *page_pinner;
^
1 warning generated.
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for SND_VMASTER
Depends on SOUND && !UML && SND
Selected by
- GKI_HIDDEN_SND_CONFIGS
WARNING: unmet direct dependencies detected for SND_PCM_IEC958
Depends on SOUND && !UML && SND
Selected by
- GKI_HIDDEN_SND_SOC_CONFIGS
WARNING: unmet direct dependencies detected for SND_JACK
Depends on SOUND && !UML && SND
Selected by
- GKI_HIDDEN_SND_CONFIGS
WARNING: unmet direct dependencies detected for SND_JACK_INPUT_DEV
Depends on SOUND && !UML && SND && SND_JACK
Selected by
- GKI_HIDDEN_SND_CONFIGS
WARNING: unmet direct dependencies detected for SND_PCM_ELD
Depends on SOUND && !UML && SND
Selected by
- GKI_HIDDEN_SND_CONFIGS
WARNING: unmet direct dependencies detected for HVC_DRIVER
Depends on TTY
Selected by
- GKI_HIDDEN_VIRTUAL_CONFIGS
vim +/page_pinner +304 mm/page_pinner.c
300
301 void __page_pinner_migration_failed(struct page *page)
302 {
303 struct page_ext *page_ext = lookup_page_ext(page);
> 304 struct page_pinner *page_pinner;
305 depot_stack_handle_t handle;
306 unsigned long flags;
307 unsigned int idx;
308
309 if (unlikely(!page_ext))
310 return;
311
312 page_pinner = get_page_pinner(page_ext);
313 if (!test_bit(PAGE_EXT_PINNER_MIGRATION_FAILED, &page_ext->flags))
314 return;
315
316 handle = save_stack(GFP_NOWAIT|__GFP_NOWARN);
317
318 spin_lock_irqsave(&acf_pinner.lock, flags);
319 idx = acf_pinner.index++;
320 acf_pinner.index %= LONTERM_PIN_BUCKETS;
321
322 acf_pinner.pinner[idx].handle = handle;
323 acf_pinner.pinner[idx].ts_usec = ktime_to_us(ktime_get_boottime());
324 acf_pinner.pinner[idx].page_flags = page->flags;
325 acf_pinner.pinner[idx].page_mt = get_pageblock_migratetype(page);
326 acf_pinner.pinner[idx].pfn = page_to_pfn(page);
327 spin_unlock_irqrestore(&acf_pinner.lock, flags);
328 }
329 EXPORT_SYMBOL(__page_pinner_migration_failed);
330
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 34498 bytes --]
^ permalink raw reply [flat|nested] 2+ messages in thread
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2021-06-03 1:05 [android-common:android12-5.10 2/13] mm/page_pinner.c:304:22: warning: variable 'page_pinner' set but not used kernel test robot
2021-08-19 6:04 kernel test robot
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