From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 9EB794432FF for ; Tue, 14 Jul 2026 19:26:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784057197; cv=none; b=uS/OlD8lAPuLI8qGr71ThOO4ZjOw0ir9Vt6RlgMlThxs8dH735yhJHnjZWBnRMxEdRT4UpBwjou0Kiyss13NBiKWNJg2Y+wNtNztictvLhWjvAJ/1JK3S2jspX1ehHl2n4pvSrEI283i3NAyE452B8OQeFEG8lGDHmfpgAzrWbg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784057197; c=relaxed/simple; bh=+bKGRGNNwbjo9EhgvuZJMt0Ydq4QhGI+XxOyapt29bM=; h=Date:To:From:Subject:Message-Id; b=TGGmR4dlRcqCvqMFk7uNZL2K91mlP3OWVbw59lARxKH9a6sSOdRxBO7zMAaNeMZi08bb4DIMQXspnT45FnD0zcS8vBJ1ef0LM+c2ee3tp0Jp12FsG8Q90Z/u8a59JPnSw1JPPYeiKzs3i+sabgd5EPEHn9wbbN1QIUJjcCytzIo= 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=bQTY+w9e; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="bQTY+w9e" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 998661F00A3D; Tue, 14 Jul 2026 19:26:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1784057191; bh=rkpY9Y6Xk8o+4hIe7nfTwXhyTbIjUav694QztjlQusM=; h=Date:To:From:Subject; b=bQTY+w9e2cxEPpX97LDpP+1hYWwfVN3myGU7Tu7d1UOvnEV3lfUsVKbxldQ66CMMx x7qQ4jh80zxAPBjD+nW0ivO/qIwcPPl8JF6sdPk8dBsb7L6QaTrxu3ewrzlus+LnJW k0UdGbYbuL/QV6be5Nav3p1qYri2B/VuA74KjS0Y= Date: Tue, 14 Jul 2026 12:26:31 -0700 To: mm-commits@vger.kernel.org,vbabka@kernel.org,surenb@google.com,sj@kernel.org,rppt@kernel.org,mhocko@suse.com,ljs@kernel.org,liam@infradead.org,david@kernel.org,corbet@lwn.net,husong@kylinos.cn,akpm@linux-foundation.org From: Andrew Morton Subject: + docs-abi-damon-document-tried_regions-probe-hits.patch added to mm-unstable branch Message-Id: <20260714192631.998661F00A3D@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: Docs/ABI/damon: document tried_regions probe hits has been added to the -mm mm-unstable branch. Its filename is docs-abi-damon-document-tried_regions-probe-hits.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/docs-abi-damon-document-tried_regions-probe-hits.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm 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 various branches at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there most days ------------------------------------------------------ From: Song Hu Subject: Docs/ABI/damon: document tried_regions probe hits Date: Tue, 14 Jul 2026 07:01:16 -0700 The 'tried_regions//probes/

/hits' file, added in commit 5b0de1bc3325 ("mm/damon/sysfs-schemes: implement probe/hits file"), is described in usage.rst but missing from the canonical ABI document. Document the 'probes/' directory and the 'probes/

/hits' file. Link: https://lore.kernel.org/20260714140117.94147-5-sj@kernel.org Signed-off-by: Song Hu Reviewed-by: SJ Park Signed-off-by: SJ Park Cc: David Hildenbrand Cc: Jonathan Corbet Cc: Liam R. Howlett Cc: Lorenzo Stoakes Cc: Michal Hocko Cc: Mike Rapoport Cc: Suren Baghdasaryan Cc: Vlastimil Babka Signed-off-by: Andrew Morton --- Documentation/ABI/testing/sysfs-kernel-mm-damon | 12 ++++++++++++ 1 file changed, 12 insertions(+) --- a/Documentation/ABI/testing/sysfs-kernel-mm-damon~docs-abi-damon-document-tried_regions-probe-hits +++ a/Documentation/ABI/testing/sysfs-kernel-mm-damon @@ -650,3 +650,15 @@ Contact: SJ Park Description: Reading this file returns the size of the memory in the region that passed DAMON operations layer-handled filters of the scheme in bytes. + +What: /sys/kernel/mm/damon/admin/kdamonds//contexts//schemes//tried_regions//probes/ +Date: May 2026 +Contact: SJ Park +Description: Directory for DAMON data-attribute monitoring probes of the + region. + +What: /sys/kernel/mm/damon/admin/kdamonds//contexts//schemes//tried_regions//probes/

/hits +Date: May 2026 +Contact: SJ Park +Description: Reading this file returns the number of data-attribute + monitoring probe-hit positive samples of the region. _ Patches currently in -mm which might be from husong@kylinos.cn are mm-damon-tests-core-kunit-test-damon_nr_accesses_mvsum.patch docs-abi-damon-fix-typo-in-intervals_goal-sysfs-path.patch docs-abi-damon-fix-typos.patch docs-abi-damon-document-update_tuned_intervals-state-command.patch docs-abi-damon-document-tried_regions-probe-hits.patch