From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B9E00278771 for ; Thu, 28 Aug 2025 22:40:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756420829; cv=none; b=seVMGCrurL2gElGmAjYdWL8Hn0r0UidkmlMC/pfPBSPhXHqPvAHrOMnCZRg2aFfJcHugDsFpvmRVF73Mq/cVLIJ/G5HOScC5AUOV5cr476aILYaEl5kQDShmizkJj1D54Z9Eb7uiq4fWZLJVinOb4jNMbYE73pCY9Fjaz6XiAGY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756420829; c=relaxed/simple; bh=7XO21tCFPK/WZLhjzzj79Q5jFgGWU6VYeLPlGdiHFT0=; h=Date:To:From:Subject:Message-Id; b=PZCuefhE/NWsKL102Xngc8m/Syfot2u3KJSAXb0A7ZwYz9Und2uuUBf1aAu3n+59FonbUt5QozzurjEF2ASN/busk0l12K3w2Rk+0DCEntu1u7cp/5XKbcPcZRh6CDYlFN3g+Xc0djHdQdFd03RqKBdtu8bewG50ZTHJ8Ra4OoY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=rLbJ5Mwr; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="rLbJ5Mwr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 47013C4CEEB; Thu, 28 Aug 2025 22:40:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1756420829; bh=7XO21tCFPK/WZLhjzzj79Q5jFgGWU6VYeLPlGdiHFT0=; h=Date:To:From:Subject:From; b=rLbJ5Mwrlyj0y43ESdmPHFN6kPqgqeuOMxLyNT6i7ioRnfSdk7idsBwllwsQk5vRY tk9059c+J7Wek4EKfC4nY8nrApFvNCSaUybRYVFnrZX8tayycqvhea93sBD8rwWhX/ Gfqd6zgy6wAUdqg6ilDLX+uKBGGWF4Plcm3ACYNM= Date: Thu, 28 Aug 2025 15:40:28 -0700 To: mm-commits@vger.kernel.org,zuoze1@huawei.com,yanquanmin1@huawei.com,wangkefeng.wang@huawei.com,vbabka@suse.cz,surenb@google.com,rppt@kernel.org,mhocko@suse.com,lorenzo.stoakes@oracle.com,liam.howlett@oracle.com,david@redhat.com,corbet@lwn.net,sj@kernel.org,akpm@linux-foundation.org From: Andrew Morton Subject: + mm-damon-paddr-support-addr_unit-for-damos_stat.patch added to mm-new branch Message-Id: <20250828224029.47013C4CEEB@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: mm/damon/paddr: support addr_unit for DAMOS_STAT has been added to the -mm mm-new branch. Its filename is mm-damon-paddr-support-addr_unit-for-damos_stat.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-damon-paddr-support-addr_unit-for-damos_stat.patch This patch will later appear in the mm-new branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Note, mm-new is a provisional staging ground for work-in-progress patches, and acceptance into mm-new is a notification for others take notice and to finish up reviews. Please do not hesitate to respond to review feedback and post updated versions to replace or incrementally fixup patches in mm-new. Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: SeongJae Park Subject: mm/damon/paddr: support addr_unit for DAMOS_STAT Date: Thu, 28 Aug 2025 10:12:37 -0700 Add support of addr_unit for DAMOS_STAT action handling from the DAMOS operation implementation for the physical address space. Link: https://lkml.kernel.org/r/20250828171242.59810-7-sj@kernel.org Signed-off-by: SeongJae Park Signed-off-by: Quanmin Yan Reviewed-by: SeongJae Park Cc: David Hildenbrand Cc: Jonathan Corbet Cc: Kefeng Wang Cc: Liam Howlett Cc: Lorenzo Stoakes Cc: Michal Hocko Cc: Mike Rapoport Cc: Suren Baghdasaryan Cc: Vlastimil Babka Cc: ze zuo Signed-off-by: Andrew Morton --- mm/damon/paddr.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) --- a/mm/damon/paddr.c~mm-damon-paddr-support-addr_unit-for-damos_stat +++ a/mm/damon/paddr.c @@ -290,17 +290,18 @@ put_folio: return damon_pa_core_addr(applied * PAGE_SIZE, addr_unit); } -static unsigned long damon_pa_stat(struct damon_region *r, struct damos *s, +static unsigned long damon_pa_stat(struct damon_region *r, + unsigned long addr_unit, struct damos *s, unsigned long *sz_filter_passed) { - unsigned long addr; + phys_addr_t addr; struct folio *folio; if (!damos_ops_has_filter(s)) return 0; - 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; @@ -308,7 +309,7 @@ static unsigned long damon_pa_stat(struc } if (!damos_pa_filter_out(s, folio)) - *sz_filter_passed += folio_size(folio); + *sz_filter_passed += folio_size(folio) / addr_unit; addr += folio_size(folio); folio_put(folio); } @@ -335,7 +336,7 @@ static unsigned long damon_pa_apply_sche case DAMOS_MIGRATE_COLD: return damon_pa_migrate(r, aunit, scheme, sz_filter_passed); case DAMOS_STAT: - return damon_pa_stat(r, scheme, sz_filter_passed); + return damon_pa_stat(r, aunit, scheme, sz_filter_passed); default: /* DAMOS actions that not yet supported by 'paddr'. */ break; _ Patches currently in -mm which might be from sj@kernel.org are mm-zswap-store-page_size-compression-failed-page-as-is.patch mm-zswap-store-page_size-compression-failed-page-as-is-fix.patch mm-zswap-store-page_size-compression-failed-page-as-is-v5.patch mm-damon-core-add-damon_ctx-addr_unit.patch mm-damon-paddr-support-addr_unit-for-access-monitoring.patch mm-damon-paddr-support-addr_unit-for-damos_pageout.patch mm-damon-paddr-support-addr_unit-for-damos_lru_prio.patch mm-damon-paddr-support-addr_unit-for-migrate_hotcold.patch mm-damon-paddr-support-addr_unit-for-damos_stat.patch mm-damon-sysfs-implement-addr_unit-file-under-context-dir.patch docs-mm-damon-design-document-address-unit-parameter.patch docs-admin-guide-mm-damon-usage-document-addr_unit-file.patch docs-abi-damon-document-addr_unit-file.patch