* mm/damon/paddr.c:321 damon_pa_pageout() error: uninitialized symbol 'folio'.
@ 2025-05-27 18:50 kernel test robot
0 siblings, 0 replies; 3+ messages in thread
From: kernel test robot @ 2025-05-27 18:50 UTC (permalink / raw)
To: oe-kbuild; +Cc: lkp, Dan Carpenter
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: SeongJae Park <sj@kernel.org>
CC: Andrew Morton <akpm@linux-foundation.org>
CC: Linux Memory Management List <linux-mm@kvack.org>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: b1456f6dc167f7f101746e495bede2bac3d0e19f
commit: 94ba17adaba0f651fdcf745c8891a88e2e028cfa mm/damon: avoid applying DAMOS action to same entity multiple times
date: 2 months ago
:::::: branch date: 3 hours ago
:::::: commit date: 2 months ago
config: i386-randconfig-141-20250527 (https://download.01.org/0day-ci/archive/20250528/202505280224.t2xtsPZP-lkp@intel.com/config)
compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247)
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>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202505280224.t2xtsPZP-lkp@intel.com/
smatch warnings:
mm/damon/paddr.c:321 damon_pa_pageout() error: uninitialized symbol 'folio'.
mm/damon/paddr.c:354 damon_pa_mark_accessed_or_deactivate() error: uninitialized symbol 'folio'.
mm/damon/paddr.c:522 damon_pa_migrate() error: uninitialized symbol 'folio'.
mm/damon/paddr.c:558 damon_pa_stat() error: uninitialized symbol 'folio'.
vim +/folio +321 mm/damon/paddr.c
94ba17adaba0f6 SeongJae Park 2025-02-07 267
96f1971dabca71 SeongJae Park 2025-01-06 268 static unsigned long damon_pa_pageout(struct damon_region *r, struct damos *s,
96f1971dabca71 SeongJae Park 2025-01-06 269 unsigned long *sz_filter_passed)
57223ac295845b SeongJae Park 2021-11-05 270 {
0e92c2ee9f4595 SeongJae Park 2022-01-14 271 unsigned long addr, applied;
07bb1fbaa2bbd2 Kefeng Wang 2022-12-30 272 LIST_HEAD(folio_list);
ebd3f70c630a9a SeongJae Park 2024-04-29 273 bool install_young_filter = true;
69a5f999176d10 SeongJae Park 2024-04-29 274 struct damos_filter *filter;
94ba17adaba0f6 SeongJae Park 2025-02-07 275 struct folio *folio;
69a5f999176d10 SeongJae Park 2024-04-29 276
ebd3f70c630a9a SeongJae Park 2024-04-29 277 /* check access in page level again by default */
69a5f999176d10 SeongJae Park 2024-04-29 278 damos_for_each_filter(filter, s) {
69a5f999176d10 SeongJae Park 2024-04-29 279 if (filter->type == DAMOS_FILTER_TYPE_YOUNG) {
ebd3f70c630a9a SeongJae Park 2024-04-29 280 install_young_filter = false;
69a5f999176d10 SeongJae Park 2024-04-29 281 break;
69a5f999176d10 SeongJae Park 2024-04-29 282 }
69a5f999176d10 SeongJae Park 2024-04-29 283 }
ebd3f70c630a9a SeongJae Park 2024-04-29 284 if (install_young_filter) {
e2fbfedad03401 SeongJae Park 2025-01-09 285 filter = damos_new_filter(
e2fbfedad03401 SeongJae Park 2025-01-09 286 DAMOS_FILTER_TYPE_YOUNG, true, false);
ebd3f70c630a9a SeongJae Park 2024-04-29 287 if (!filter)
ebd3f70c630a9a SeongJae Park 2024-04-29 288 return 0;
ebd3f70c630a9a SeongJae Park 2024-04-29 289 damos_add_filter(s, filter);
ebd3f70c630a9a SeongJae Park 2024-04-29 290 }
57223ac295845b SeongJae Park 2021-11-05 291
3a06696305e757 Usama Arif 2025-02-07 292 addr = r->ar.start;
3a06696305e757 Usama Arif 2025-02-07 293 while (addr < r->ar.end) {
94ba17adaba0f6 SeongJae Park 2025-02-07 294 folio = damon_get_folio(PHYS_PFN(addr));
94ba17adaba0f6 SeongJae Park 2025-02-07 295 if (damon_pa_invalid_damos_folio(folio, s)) {
3a06696305e757 Usama Arif 2025-02-07 296 addr += PAGE_SIZE;
57223ac295845b SeongJae Park 2021-11-05 297 continue;
3a06696305e757 Usama Arif 2025-02-07 298 }
57223ac295845b SeongJae Park 2021-11-05 299
dd411433129c07 Kefeng Wang 2023-03-08 300 if (damos_pa_filter_out(s, folio))
dd411433129c07 Kefeng Wang 2023-03-08 301 goto put_folio;
96f1971dabca71 SeongJae Park 2025-01-06 302 else
96f1971dabca71 SeongJae Park 2025-01-06 303 *sz_filter_passed += folio_size(folio);
18250e78f9c759 SeongJae Park 2022-12-05 304
07bb1fbaa2bbd2 Kefeng Wang 2022-12-30 305 folio_clear_referenced(folio);
07bb1fbaa2bbd2 Kefeng Wang 2022-12-30 306 folio_test_clear_young(folio);
dd411433129c07 Kefeng Wang 2023-03-08 307 if (!folio_isolate_lru(folio))
dd411433129c07 Kefeng Wang 2023-03-08 308 goto put_folio;
3f98c9a62c338b andrew.yang 2023-02-22 309 if (folio_test_unevictable(folio))
07bb1fbaa2bbd2 Kefeng Wang 2022-12-30 310 folio_putback_lru(folio);
3f98c9a62c338b andrew.yang 2023-02-22 311 else
07bb1fbaa2bbd2 Kefeng Wang 2022-12-30 312 list_add(&folio->lru, &folio_list);
dd411433129c07 Kefeng Wang 2023-03-08 313 put_folio:
3a06696305e757 Usama Arif 2025-02-07 314 addr += folio_size(folio);
07bb1fbaa2bbd2 Kefeng Wang 2022-12-30 315 folio_put(folio);
57223ac295845b SeongJae Park 2021-11-05 316 }
ebd3f70c630a9a SeongJae Park 2024-04-29 317 if (install_young_filter)
ebd3f70c630a9a SeongJae Park 2024-04-29 318 damos_destroy_filter(filter);
14f5be2a2d9bb7 SeongJae Park 2024-04-29 319 applied = reclaim_pages(&folio_list);
57223ac295845b SeongJae Park 2021-11-05 320 cond_resched();
94ba17adaba0f6 SeongJae Park 2025-02-07 @321 s->last_applied = folio;
0e92c2ee9f4595 SeongJae Park 2022-01-14 322 return applied * PAGE_SIZE;
57223ac295845b SeongJae Park 2021-11-05 323 }
57223ac295845b SeongJae Park 2021-11-05 324
8193321ac90d52 SeongJae Park 2022-09-13 325 static inline unsigned long damon_pa_mark_accessed_or_deactivate(
96f1971dabca71 SeongJae Park 2025-01-06 326 struct damon_region *r, struct damos *s, bool mark_accessed,
96f1971dabca71 SeongJae Park 2025-01-06 327 unsigned long *sz_filter_passed)
8cdcc532268df0 SeongJae Park 2022-06-13 328 {
8cdcc532268df0 SeongJae Park 2022-06-13 329 unsigned long addr, applied = 0;
94ba17adaba0f6 SeongJae Park 2025-02-07 330 struct folio *folio;
8cdcc532268df0 SeongJae Park 2022-06-13 331
3a06696305e757 Usama Arif 2025-02-07 332 addr = r->ar.start;
3a06696305e757 Usama Arif 2025-02-07 333 while (addr < r->ar.end) {
94ba17adaba0f6 SeongJae Park 2025-02-07 334 folio = damon_get_folio(PHYS_PFN(addr));
94ba17adaba0f6 SeongJae Park 2025-02-07 335 if (damon_pa_invalid_damos_folio(folio, s)) {
3a06696305e757 Usama Arif 2025-02-07 336 addr += PAGE_SIZE;
8cdcc532268df0 SeongJae Park 2022-06-13 337 continue;
3a06696305e757 Usama Arif 2025-02-07 338 }
18250e78f9c759 SeongJae Park 2022-12-05 339
b6993be23601c8 Kefeng Wang 2023-03-08 340 if (damos_pa_filter_out(s, folio))
b6993be23601c8 Kefeng Wang 2023-03-08 341 goto put_folio;
96f1971dabca71 SeongJae Park 2025-01-06 342 else
96f1971dabca71 SeongJae Park 2025-01-06 343 *sz_filter_passed += folio_size(folio);
18250e78f9c759 SeongJae Park 2022-12-05 344
8193321ac90d52 SeongJae Park 2022-09-13 345 if (mark_accessed)
f70da5ee8fe15b Vishal Moola (Oracle 2022-12-21 346) folio_mark_accessed(folio);
8193321ac90d52 SeongJae Park 2022-09-13 347 else
5a9e34747c9f73 Vishal Moola (Oracle 2022-12-21 348) folio_deactivate(folio);
f70da5ee8fe15b Vishal Moola (Oracle 2022-12-21 349) applied += folio_nr_pages(folio);
b6993be23601c8 Kefeng Wang 2023-03-08 350 put_folio:
3a06696305e757 Usama Arif 2025-02-07 351 addr += folio_size(folio);
dd52a61da0dd8b SeongJae Park 2023-03-04 352 folio_put(folio);
8cdcc532268df0 SeongJae Park 2022-06-13 353 }
94ba17adaba0f6 SeongJae Park 2025-02-07 @354 s->last_applied = folio;
8cdcc532268df0 SeongJae Park 2022-06-13 355 return applied * PAGE_SIZE;
8cdcc532268df0 SeongJae Park 2022-06-13 356 }
8cdcc532268df0 SeongJae Park 2022-06-13 357
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 3+ messages in thread* mm/damon/paddr.c:321 damon_pa_pageout() error: uninitialized symbol 'folio'.
@ 2025-09-09 13:21 kernel test robot
0 siblings, 0 replies; 3+ messages in thread
From: kernel test robot @ 2025-09-09 13:21 UTC (permalink / raw)
To: oe-kbuild; +Cc: lkp, Dan Carpenter
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: SeongJae Park <sj@kernel.org>
CC: Andrew Morton <akpm@linux-foundation.org>
CC: Linux Memory Management List <linux-mm@kvack.org>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f777d1112ee597d7f7dd3ca232220873a34ad0c8
commit: 94ba17adaba0f651fdcf745c8891a88e2e028cfa mm/damon: avoid applying DAMOS action to same entity multiple times
date: 6 months ago
:::::: branch date: 22 hours ago
:::::: commit date: 6 months ago
config: powerpc-randconfig-r072-20250909 (https://download.01.org/0day-ci/archive/20250909/202509092151.gAD4TGWL-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 15.1.0
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>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202509092151.gAD4TGWL-lkp@intel.com/
smatch warnings:
mm/damon/paddr.c:321 damon_pa_pageout() error: uninitialized symbol 'folio'.
mm/damon/paddr.c:354 damon_pa_mark_accessed_or_deactivate() error: uninitialized symbol 'folio'.
mm/damon/paddr.c:522 damon_pa_migrate() error: uninitialized symbol 'folio'.
mm/damon/paddr.c:558 damon_pa_stat() error: uninitialized symbol 'folio'.
vim +/folio +321 mm/damon/paddr.c
94ba17adaba0f65 SeongJae Park 2025-02-07 267
96f1971dabca714 SeongJae Park 2025-01-06 268 static unsigned long damon_pa_pageout(struct damon_region *r, struct damos *s,
96f1971dabca714 SeongJae Park 2025-01-06 269 unsigned long *sz_filter_passed)
57223ac295845b1 SeongJae Park 2021-11-05 270 {
0e92c2ee9f45954 SeongJae Park 2022-01-14 271 unsigned long addr, applied;
07bb1fbaa2bbd2a Kefeng Wang 2022-12-30 272 LIST_HEAD(folio_list);
ebd3f70c630a9a1 SeongJae Park 2024-04-29 273 bool install_young_filter = true;
69a5f999176d10b SeongJae Park 2024-04-29 274 struct damos_filter *filter;
94ba17adaba0f65 SeongJae Park 2025-02-07 275 struct folio *folio;
69a5f999176d10b SeongJae Park 2024-04-29 276
ebd3f70c630a9a1 SeongJae Park 2024-04-29 277 /* check access in page level again by default */
69a5f999176d10b SeongJae Park 2024-04-29 278 damos_for_each_filter(filter, s) {
69a5f999176d10b SeongJae Park 2024-04-29 279 if (filter->type == DAMOS_FILTER_TYPE_YOUNG) {
ebd3f70c630a9a1 SeongJae Park 2024-04-29 280 install_young_filter = false;
69a5f999176d10b SeongJae Park 2024-04-29 281 break;
69a5f999176d10b SeongJae Park 2024-04-29 282 }
69a5f999176d10b SeongJae Park 2024-04-29 283 }
ebd3f70c630a9a1 SeongJae Park 2024-04-29 284 if (install_young_filter) {
e2fbfedad03401a SeongJae Park 2025-01-09 285 filter = damos_new_filter(
e2fbfedad03401a SeongJae Park 2025-01-09 286 DAMOS_FILTER_TYPE_YOUNG, true, false);
ebd3f70c630a9a1 SeongJae Park 2024-04-29 287 if (!filter)
ebd3f70c630a9a1 SeongJae Park 2024-04-29 288 return 0;
ebd3f70c630a9a1 SeongJae Park 2024-04-29 289 damos_add_filter(s, filter);
ebd3f70c630a9a1 SeongJae Park 2024-04-29 290 }
57223ac295845b1 SeongJae Park 2021-11-05 291
3a06696305e757f Usama Arif 2025-02-07 292 addr = r->ar.start;
3a06696305e757f Usama Arif 2025-02-07 293 while (addr < r->ar.end) {
94ba17adaba0f65 SeongJae Park 2025-02-07 294 folio = damon_get_folio(PHYS_PFN(addr));
94ba17adaba0f65 SeongJae Park 2025-02-07 295 if (damon_pa_invalid_damos_folio(folio, s)) {
3a06696305e757f Usama Arif 2025-02-07 296 addr += PAGE_SIZE;
57223ac295845b1 SeongJae Park 2021-11-05 297 continue;
3a06696305e757f Usama Arif 2025-02-07 298 }
57223ac295845b1 SeongJae Park 2021-11-05 299
dd411433129c07a Kefeng Wang 2023-03-08 300 if (damos_pa_filter_out(s, folio))
dd411433129c07a Kefeng Wang 2023-03-08 301 goto put_folio;
96f1971dabca714 SeongJae Park 2025-01-06 302 else
96f1971dabca714 SeongJae Park 2025-01-06 303 *sz_filter_passed += folio_size(folio);
18250e78f9c7590 SeongJae Park 2022-12-05 304
07bb1fbaa2bbd2a Kefeng Wang 2022-12-30 305 folio_clear_referenced(folio);
07bb1fbaa2bbd2a Kefeng Wang 2022-12-30 306 folio_test_clear_young(folio);
dd411433129c07a Kefeng Wang 2023-03-08 307 if (!folio_isolate_lru(folio))
dd411433129c07a Kefeng Wang 2023-03-08 308 goto put_folio;
3f98c9a62c338bb andrew.yang 2023-02-22 309 if (folio_test_unevictable(folio))
07bb1fbaa2bbd2a Kefeng Wang 2022-12-30 310 folio_putback_lru(folio);
3f98c9a62c338bb andrew.yang 2023-02-22 311 else
07bb1fbaa2bbd2a Kefeng Wang 2022-12-30 312 list_add(&folio->lru, &folio_list);
dd411433129c07a Kefeng Wang 2023-03-08 313 put_folio:
3a06696305e757f Usama Arif 2025-02-07 314 addr += folio_size(folio);
07bb1fbaa2bbd2a Kefeng Wang 2022-12-30 315 folio_put(folio);
57223ac295845b1 SeongJae Park 2021-11-05 316 }
ebd3f70c630a9a1 SeongJae Park 2024-04-29 317 if (install_young_filter)
ebd3f70c630a9a1 SeongJae Park 2024-04-29 318 damos_destroy_filter(filter);
14f5be2a2d9bb7e SeongJae Park 2024-04-29 319 applied = reclaim_pages(&folio_list);
57223ac295845b1 SeongJae Park 2021-11-05 320 cond_resched();
94ba17adaba0f65 SeongJae Park 2025-02-07 @321 s->last_applied = folio;
0e92c2ee9f45954 SeongJae Park 2022-01-14 322 return applied * PAGE_SIZE;
57223ac295845b1 SeongJae Park 2021-11-05 323 }
57223ac295845b1 SeongJae Park 2021-11-05 324
8193321ac90d525 SeongJae Park 2022-09-13 325 static inline unsigned long damon_pa_mark_accessed_or_deactivate(
96f1971dabca714 SeongJae Park 2025-01-06 326 struct damon_region *r, struct damos *s, bool mark_accessed,
96f1971dabca714 SeongJae Park 2025-01-06 327 unsigned long *sz_filter_passed)
8cdcc532268df08 SeongJae Park 2022-06-13 328 {
8cdcc532268df08 SeongJae Park 2022-06-13 329 unsigned long addr, applied = 0;
94ba17adaba0f65 SeongJae Park 2025-02-07 330 struct folio *folio;
8cdcc532268df08 SeongJae Park 2022-06-13 331
3a06696305e757f Usama Arif 2025-02-07 332 addr = r->ar.start;
3a06696305e757f Usama Arif 2025-02-07 333 while (addr < r->ar.end) {
94ba17adaba0f65 SeongJae Park 2025-02-07 334 folio = damon_get_folio(PHYS_PFN(addr));
94ba17adaba0f65 SeongJae Park 2025-02-07 335 if (damon_pa_invalid_damos_folio(folio, s)) {
3a06696305e757f Usama Arif 2025-02-07 336 addr += PAGE_SIZE;
8cdcc532268df08 SeongJae Park 2022-06-13 337 continue;
3a06696305e757f Usama Arif 2025-02-07 338 }
18250e78f9c7590 SeongJae Park 2022-12-05 339
b6993be23601c8b Kefeng Wang 2023-03-08 340 if (damos_pa_filter_out(s, folio))
b6993be23601c8b Kefeng Wang 2023-03-08 341 goto put_folio;
96f1971dabca714 SeongJae Park 2025-01-06 342 else
96f1971dabca714 SeongJae Park 2025-01-06 343 *sz_filter_passed += folio_size(folio);
18250e78f9c7590 SeongJae Park 2022-12-05 344
8193321ac90d525 SeongJae Park 2022-09-13 345 if (mark_accessed)
f70da5ee8fe15b2 Vishal Moola (Oracle 2022-12-21 346) folio_mark_accessed(folio);
8193321ac90d525 SeongJae Park 2022-09-13 347 else
5a9e34747c9f731 Vishal Moola (Oracle 2022-12-21 348) folio_deactivate(folio);
f70da5ee8fe15b2 Vishal Moola (Oracle 2022-12-21 349) applied += folio_nr_pages(folio);
b6993be23601c8b Kefeng Wang 2023-03-08 350 put_folio:
3a06696305e757f Usama Arif 2025-02-07 351 addr += folio_size(folio);
dd52a61da0dd8ba SeongJae Park 2023-03-04 352 folio_put(folio);
8cdcc532268df08 SeongJae Park 2022-06-13 353 }
94ba17adaba0f65 SeongJae Park 2025-02-07 @354 s->last_applied = folio;
8cdcc532268df08 SeongJae Park 2022-06-13 355 return applied * PAGE_SIZE;
8cdcc532268df08 SeongJae Park 2022-06-13 356 }
8cdcc532268df08 SeongJae Park 2022-06-13 357
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 3+ messages in thread* mm/damon/paddr.c:321 damon_pa_pageout() error: uninitialized symbol 'folio'.
@ 2025-12-21 22:04 kernel test robot
0 siblings, 0 replies; 3+ messages in thread
From: kernel test robot @ 2025-12-21 22:04 UTC (permalink / raw)
To: oe-kbuild; +Cc: lkp, Dan Carpenter
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: SeongJae Park <sj@kernel.org>
CC: Andrew Morton <akpm@linux-foundation.org>
CC: Linux Memory Management List <linux-mm@kvack.org>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 9094662f6707d1d4b53d18baba459604e8bb0783
commit: 94ba17adaba0f651fdcf745c8891a88e2e028cfa mm/damon: avoid applying DAMOS action to same entity multiple times
date: 9 months ago
:::::: branch date: 15 hours ago
:::::: commit date: 9 months ago
config: alpha-randconfig-r073-20251221 (https://download.01.org/0day-ci/archive/20251222/202512220616.dujbZZj0-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 8.5.0
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>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202512220616.dujbZZj0-lkp@intel.com/
smatch warnings:
mm/damon/paddr.c:321 damon_pa_pageout() error: uninitialized symbol 'folio'.
mm/damon/paddr.c:354 damon_pa_mark_accessed_or_deactivate() error: uninitialized symbol 'folio'.
mm/damon/paddr.c:522 damon_pa_migrate() error: uninitialized symbol 'folio'.
mm/damon/paddr.c:558 damon_pa_stat() error: uninitialized symbol 'folio'.
vim +/folio +321 mm/damon/paddr.c
94ba17adaba0f65 SeongJae Park 2025-02-07 267
96f1971dabca714 SeongJae Park 2025-01-06 268 static unsigned long damon_pa_pageout(struct damon_region *r, struct damos *s,
96f1971dabca714 SeongJae Park 2025-01-06 269 unsigned long *sz_filter_passed)
57223ac295845b1 SeongJae Park 2021-11-05 270 {
0e92c2ee9f45954 SeongJae Park 2022-01-14 271 unsigned long addr, applied;
07bb1fbaa2bbd2a Kefeng Wang 2022-12-30 272 LIST_HEAD(folio_list);
ebd3f70c630a9a1 SeongJae Park 2024-04-29 273 bool install_young_filter = true;
69a5f999176d10b SeongJae Park 2024-04-29 274 struct damos_filter *filter;
94ba17adaba0f65 SeongJae Park 2025-02-07 275 struct folio *folio;
69a5f999176d10b SeongJae Park 2024-04-29 276
ebd3f70c630a9a1 SeongJae Park 2024-04-29 277 /* check access in page level again by default */
69a5f999176d10b SeongJae Park 2024-04-29 278 damos_for_each_filter(filter, s) {
69a5f999176d10b SeongJae Park 2024-04-29 279 if (filter->type == DAMOS_FILTER_TYPE_YOUNG) {
ebd3f70c630a9a1 SeongJae Park 2024-04-29 280 install_young_filter = false;
69a5f999176d10b SeongJae Park 2024-04-29 281 break;
69a5f999176d10b SeongJae Park 2024-04-29 282 }
69a5f999176d10b SeongJae Park 2024-04-29 283 }
ebd3f70c630a9a1 SeongJae Park 2024-04-29 284 if (install_young_filter) {
e2fbfedad03401a SeongJae Park 2025-01-09 285 filter = damos_new_filter(
e2fbfedad03401a SeongJae Park 2025-01-09 286 DAMOS_FILTER_TYPE_YOUNG, true, false);
ebd3f70c630a9a1 SeongJae Park 2024-04-29 287 if (!filter)
ebd3f70c630a9a1 SeongJae Park 2024-04-29 288 return 0;
ebd3f70c630a9a1 SeongJae Park 2024-04-29 289 damos_add_filter(s, filter);
ebd3f70c630a9a1 SeongJae Park 2024-04-29 290 }
57223ac295845b1 SeongJae Park 2021-11-05 291
3a06696305e757f Usama Arif 2025-02-07 292 addr = r->ar.start;
3a06696305e757f Usama Arif 2025-02-07 293 while (addr < r->ar.end) {
94ba17adaba0f65 SeongJae Park 2025-02-07 294 folio = damon_get_folio(PHYS_PFN(addr));
94ba17adaba0f65 SeongJae Park 2025-02-07 295 if (damon_pa_invalid_damos_folio(folio, s)) {
3a06696305e757f Usama Arif 2025-02-07 296 addr += PAGE_SIZE;
57223ac295845b1 SeongJae Park 2021-11-05 297 continue;
3a06696305e757f Usama Arif 2025-02-07 298 }
57223ac295845b1 SeongJae Park 2021-11-05 299
dd411433129c07a Kefeng Wang 2023-03-08 300 if (damos_pa_filter_out(s, folio))
dd411433129c07a Kefeng Wang 2023-03-08 301 goto put_folio;
96f1971dabca714 SeongJae Park 2025-01-06 302 else
96f1971dabca714 SeongJae Park 2025-01-06 303 *sz_filter_passed += folio_size(folio);
18250e78f9c7590 SeongJae Park 2022-12-05 304
07bb1fbaa2bbd2a Kefeng Wang 2022-12-30 305 folio_clear_referenced(folio);
07bb1fbaa2bbd2a Kefeng Wang 2022-12-30 306 folio_test_clear_young(folio);
dd411433129c07a Kefeng Wang 2023-03-08 307 if (!folio_isolate_lru(folio))
dd411433129c07a Kefeng Wang 2023-03-08 308 goto put_folio;
3f98c9a62c338bb andrew.yang 2023-02-22 309 if (folio_test_unevictable(folio))
07bb1fbaa2bbd2a Kefeng Wang 2022-12-30 310 folio_putback_lru(folio);
3f98c9a62c338bb andrew.yang 2023-02-22 311 else
07bb1fbaa2bbd2a Kefeng Wang 2022-12-30 312 list_add(&folio->lru, &folio_list);
dd411433129c07a Kefeng Wang 2023-03-08 313 put_folio:
3a06696305e757f Usama Arif 2025-02-07 314 addr += folio_size(folio);
07bb1fbaa2bbd2a Kefeng Wang 2022-12-30 315 folio_put(folio);
57223ac295845b1 SeongJae Park 2021-11-05 316 }
ebd3f70c630a9a1 SeongJae Park 2024-04-29 317 if (install_young_filter)
ebd3f70c630a9a1 SeongJae Park 2024-04-29 318 damos_destroy_filter(filter);
14f5be2a2d9bb7e SeongJae Park 2024-04-29 319 applied = reclaim_pages(&folio_list);
57223ac295845b1 SeongJae Park 2021-11-05 320 cond_resched();
94ba17adaba0f65 SeongJae Park 2025-02-07 @321 s->last_applied = folio;
0e92c2ee9f45954 SeongJae Park 2022-01-14 322 return applied * PAGE_SIZE;
57223ac295845b1 SeongJae Park 2021-11-05 323 }
57223ac295845b1 SeongJae Park 2021-11-05 324
8193321ac90d525 SeongJae Park 2022-09-13 325 static inline unsigned long damon_pa_mark_accessed_or_deactivate(
96f1971dabca714 SeongJae Park 2025-01-06 326 struct damon_region *r, struct damos *s, bool mark_accessed,
96f1971dabca714 SeongJae Park 2025-01-06 327 unsigned long *sz_filter_passed)
8cdcc532268df08 SeongJae Park 2022-06-13 328 {
8cdcc532268df08 SeongJae Park 2022-06-13 329 unsigned long addr, applied = 0;
94ba17adaba0f65 SeongJae Park 2025-02-07 330 struct folio *folio;
8cdcc532268df08 SeongJae Park 2022-06-13 331
3a06696305e757f Usama Arif 2025-02-07 332 addr = r->ar.start;
3a06696305e757f Usama Arif 2025-02-07 333 while (addr < r->ar.end) {
94ba17adaba0f65 SeongJae Park 2025-02-07 334 folio = damon_get_folio(PHYS_PFN(addr));
94ba17adaba0f65 SeongJae Park 2025-02-07 335 if (damon_pa_invalid_damos_folio(folio, s)) {
3a06696305e757f Usama Arif 2025-02-07 336 addr += PAGE_SIZE;
8cdcc532268df08 SeongJae Park 2022-06-13 337 continue;
3a06696305e757f Usama Arif 2025-02-07 338 }
18250e78f9c7590 SeongJae Park 2022-12-05 339
b6993be23601c8b Kefeng Wang 2023-03-08 340 if (damos_pa_filter_out(s, folio))
b6993be23601c8b Kefeng Wang 2023-03-08 341 goto put_folio;
96f1971dabca714 SeongJae Park 2025-01-06 342 else
96f1971dabca714 SeongJae Park 2025-01-06 343 *sz_filter_passed += folio_size(folio);
18250e78f9c7590 SeongJae Park 2022-12-05 344
8193321ac90d525 SeongJae Park 2022-09-13 345 if (mark_accessed)
f70da5ee8fe15b2 Vishal Moola (Oracle 2022-12-21 346) folio_mark_accessed(folio);
8193321ac90d525 SeongJae Park 2022-09-13 347 else
5a9e34747c9f731 Vishal Moola (Oracle 2022-12-21 348) folio_deactivate(folio);
f70da5ee8fe15b2 Vishal Moola (Oracle 2022-12-21 349) applied += folio_nr_pages(folio);
b6993be23601c8b Kefeng Wang 2023-03-08 350 put_folio:
3a06696305e757f Usama Arif 2025-02-07 351 addr += folio_size(folio);
dd52a61da0dd8ba SeongJae Park 2023-03-04 352 folio_put(folio);
8cdcc532268df08 SeongJae Park 2022-06-13 353 }
94ba17adaba0f65 SeongJae Park 2025-02-07 @354 s->last_applied = folio;
8cdcc532268df08 SeongJae Park 2022-06-13 355 return applied * PAGE_SIZE;
8cdcc532268df08 SeongJae Park 2022-06-13 356 }
8cdcc532268df08 SeongJae Park 2022-06-13 357
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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