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Thu, 21 Aug 2025 19:05:44 +0800 From: Quanmin Yan To: CC: , , , , , , Subject: [PATCH 04/11] mm/damon/paddr: support addr_unit for DAMOS_LRU_[DE]PRIO Date: Thu, 21 Aug 2025 18:51:52 +0800 Message-ID: <20250821105159.2503894-5-yanquanmin1@huawei.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250821105159.2503894-1-yanquanmin1@huawei.com> References: <20250821105159.2503894-1-yanquanmin1@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.50.85.135] X-ClientProxiedBy: kwepems200002.china.huawei.com (7.221.188.68) To dggpemf200018.china.huawei.com (7.185.36.31) X-Stat-Signature: kx3d3q81mbacfddaaeaejmpknkob7ebo X-Rspam-User: X-Rspamd-Queue-Id: 8304D1C0003 X-Rspamd-Server: rspam01 X-HE-Tag: 1755774379-408154 X-HE-Meta: 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 7BKXX+yF 6rbOPDts0Mv+9cjAC+5BIHRM8CPEMAh0y07kfNvrGKPezKf+TdMm3W2f0s1C0zof80ixcvty6aVbYhaW8Xtt4m6ZgNYN7Ft4hR0korlUhhaEyUDj1t70GJhf8a4E3UavYZPZa62Knrj4pII6ipsmCX+hsv96BtAFka5EUDU+CgLWgnvsZIg2DyII+g/eMfOGyWaPVLtWZLYaFg2cQqB8wYjvwYYs4kaXrzKwFA0f2c7iv+mDu+N1aAn/xGd6Ze57pII+fXRSxSQdiuyxlRB9UP5RSgV3SSfVsRU11y+qHbuOvTyw= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: SeongJae Park 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. Signed-off-by: SeongJae Park Signed-off-by: Quanmin Yan --- mm/damon/paddr.c | 29 +++++++++++++++++------------ 1 file changed, 17 insertions(+), 12 deletions(-) diff --git a/mm/damon/paddr.c b/mm/damon/paddr.c index 826c2064dbfd..ed71dd0bf80e 100644 --- a/mm/damon/paddr.c +++ b/mm/damon/paddr.c @@ -194,14 +194,15 @@ static unsigned long damon_pa_pageout(struct damon_region *r, } static inline unsigned long damon_pa_mark_accessed_or_deactivate( - struct damon_region *r, struct damos *s, bool mark_accessed, + struct damon_region *r, unsigned long addr_unit, + struct damos *s, bool mark_accessed, unsigned long *sz_filter_passed) { - unsigned long addr, applied = 0; + phys_addr_t addr, applied = 0; struct folio *folio; - addr = r->ar.start; - while (addr < r->ar.end) { + addr = damon_pa_phys_addr(r->ar.start, addr_unit); + while (addr < damon_pa_phys_addr(r->ar.end, addr_unit)) { folio = damon_get_folio(PHYS_PFN(addr)); if (damon_pa_invalid_damos_folio(folio, s)) { addr += PAGE_SIZE; @@ -211,7 +212,7 @@ static inline unsigned long damon_pa_mark_accessed_or_deactivate( if (damos_pa_filter_out(s, folio)) goto put_folio; else - *sz_filter_passed += folio_size(folio); + *sz_filter_passed += folio_size(folio) / addr_unit; if (mark_accessed) folio_mark_accessed(folio); @@ -223,20 +224,22 @@ static inline unsigned long damon_pa_mark_accessed_or_deactivate( folio_put(folio); } s->last_applied = folio; - return applied * PAGE_SIZE; + return applied * PAGE_SIZE / addr_unit; } static unsigned long damon_pa_mark_accessed(struct damon_region *r, - struct damos *s, unsigned long *sz_filter_passed) + unsigned long addr_unit, struct damos *s, + unsigned long *sz_filter_passed) { - return damon_pa_mark_accessed_or_deactivate(r, s, true, + return damon_pa_mark_accessed_or_deactivate(r, addr_unit, s, true, sz_filter_passed); } static unsigned long damon_pa_deactivate_pages(struct damon_region *r, - struct damos *s, unsigned long *sz_filter_passed) + unsigned long addr_unit, struct damos *s, + unsigned long *sz_filter_passed) { - return damon_pa_mark_accessed_or_deactivate(r, s, false, + return damon_pa_mark_accessed_or_deactivate(r, addr_unit, s, false, sz_filter_passed); } @@ -309,9 +312,11 @@ static unsigned long damon_pa_apply_scheme(struct damon_ctx *ctx, case DAMOS_PAGEOUT: return damon_pa_pageout(r, aunit, scheme, sz_filter_passed); case DAMOS_LRU_PRIO: - return damon_pa_mark_accessed(r, scheme, sz_filter_passed); + return damon_pa_mark_accessed(r, aunit, scheme, + sz_filter_passed); case DAMOS_LRU_DEPRIO: - return damon_pa_deactivate_pages(r, scheme, sz_filter_passed); + return damon_pa_deactivate_pages(r, aunit, scheme, + sz_filter_passed); case DAMOS_MIGRATE_HOT: case DAMOS_MIGRATE_COLD: return damon_pa_migrate(r, scheme, sz_filter_passed); -- 2.43.0