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mm/damon/paddr: support addr_unit for DAMOS_LRU_[DE]PRIO

Add support of addr_unit for DAMOS_LRU_PRIO and DAMOS_LRU_DEPRIO action
handling from the DAMOS operation implementation for the physical address
space.

Link: https://lkml.kernel.org/r/20250828171242.59810-5-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Quanmin Yan <yanquanmin1@huawei.com>
Reviewed-by: SeongJae Park <sj@kernel.org>
Cc: David Hildenbrand <david@redhat.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Liam Howlett <liam.howlett@oracle.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: ze zuo <zuoze1@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

authored by

SeongJae Park and committed by
Andrew Morton 51a1ebd3 85246435

+17 -12
+17 -12
mm/damon/paddr.c
··· 207 207 } 208 208 209 209 static inline unsigned long damon_pa_mark_accessed_or_deactivate( 210 - struct damon_region *r, struct damos *s, bool mark_accessed, 210 + struct damon_region *r, unsigned long addr_unit, 211 + struct damos *s, bool mark_accessed, 211 212 unsigned long *sz_filter_passed) 212 213 { 213 - unsigned long addr, applied = 0; 214 + phys_addr_t addr, applied = 0; 214 215 struct folio *folio; 215 216 216 - addr = r->ar.start; 217 - while (addr < r->ar.end) { 217 + addr = damon_pa_phys_addr(r->ar.start, addr_unit); 218 + while (addr < damon_pa_phys_addr(r->ar.end, addr_unit)) { 218 219 folio = damon_get_folio(PHYS_PFN(addr)); 219 220 if (damon_pa_invalid_damos_folio(folio, s)) { 220 221 addr += PAGE_SIZE; ··· 225 224 if (damos_pa_filter_out(s, folio)) 226 225 goto put_folio; 227 226 else 228 - *sz_filter_passed += folio_size(folio); 227 + *sz_filter_passed += folio_size(folio) / addr_unit; 229 228 230 229 if (mark_accessed) 231 230 folio_mark_accessed(folio); ··· 237 236 folio_put(folio); 238 237 } 239 238 s->last_applied = folio; 240 - return applied * PAGE_SIZE; 239 + return damon_pa_core_addr(applied * PAGE_SIZE, addr_unit); 241 240 } 242 241 243 242 static unsigned long damon_pa_mark_accessed(struct damon_region *r, 244 - struct damos *s, unsigned long *sz_filter_passed) 243 + unsigned long addr_unit, struct damos *s, 244 + unsigned long *sz_filter_passed) 245 245 { 246 - return damon_pa_mark_accessed_or_deactivate(r, s, true, 246 + return damon_pa_mark_accessed_or_deactivate(r, addr_unit, s, true, 247 247 sz_filter_passed); 248 248 } 249 249 250 250 static unsigned long damon_pa_deactivate_pages(struct damon_region *r, 251 - struct damos *s, unsigned long *sz_filter_passed) 251 + unsigned long addr_unit, struct damos *s, 252 + unsigned long *sz_filter_passed) 252 253 { 253 - return damon_pa_mark_accessed_or_deactivate(r, s, false, 254 + return damon_pa_mark_accessed_or_deactivate(r, addr_unit, s, false, 254 255 sz_filter_passed); 255 256 } 256 257 ··· 325 322 case DAMOS_PAGEOUT: 326 323 return damon_pa_pageout(r, aunit, scheme, sz_filter_passed); 327 324 case DAMOS_LRU_PRIO: 328 - return damon_pa_mark_accessed(r, scheme, sz_filter_passed); 325 + return damon_pa_mark_accessed(r, aunit, scheme, 326 + sz_filter_passed); 329 327 case DAMOS_LRU_DEPRIO: 330 - return damon_pa_deactivate_pages(r, scheme, sz_filter_passed); 328 + return damon_pa_deactivate_pages(r, aunit, scheme, 329 + sz_filter_passed); 331 330 case DAMOS_MIGRATE_HOT: 332 331 case DAMOS_MIGRATE_COLD: 333 332 return damon_pa_migrate(r, scheme, sz_filter_passed);