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 BD9B430B53E for ; Wed, 7 Oct 2026 00:51:16 +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=1791334277; cv=none; b=NTf6ZSc9H7VxlKQ0OFQZTWkrb0XnzXYzpWqeLNDKlBlNeTNgnq2SJyjdGGJEW+QtzeHG5AOEkpjJzaQJ6Rw8muV/5jkzLgqmUUiYU7V4xpKPZa0ihmL4rw2Y2bb9h1ITtfDhmrBe5CPYbDhzabmbM4vNLPluXKD6w2oqdPG/Kpo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791334277; c=relaxed/simple; bh=B3KzTuYN7tjPquc9ziVwLSpiYbHU59eL0sRYaH/jrgI=; h=Date:To:From:Subject:Message-Id; b=OdzaFsz9X4cnSWfqupi6NOkXLwhl7Z7p9VGAJhy1DuTzru8utsn4acfMUUYAlkGrpWB9DWxVOzZOAFUxQOfwZw57GbhC1xnGOanCUUG1ZcqpVJue2sTHm2yzpVKk+ODqYAXw4Mq3fDmjJpsxOca5iT7VS8HQxgrxfXt9Wu0u55o= 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=hHd7WhOY; 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="hHd7WhOY" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 949CA1F0089B; Wed, 7 Oct 2026 00:51:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1791334276; bh=Qy7i6NK0lIfnidiYBsFv8VgBjxybUKLp12Nk7gD/OCk=; h=Date:To:From:Subject; b=hHd7WhOYZam5wmrJD4Y9V3zM6x02CfGkzCafQMvveQjOPZ3tONku4MA6tX1C+JLE0 6U4FF7wri4tTESNmTmT3TGe3U64Qu7xNV2Dt1oZCHfgq6AuAudIJVHjUt28s+y5uq7 UxzUd0FVnFUiWhZb6a+JZP1zvDPq18z4KYfTm0kk= Date: Tue, 06 Oct 2026 17:51:16 -0700 To: mm-commits@vger.kernel.org,vbabka@kernel.org,surenb@google.com,sj@kernel.org,rppt@kernel.org,rdunlap@infradead.org,mhocko@suse.com,ljs@kernel.org,liam@infradead.org,david@kernel.org,corbet@lwn.net,aethernet65535@gmail.com,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] docs-mm-damon-design-difference-between-watermarks-and-nr_snapshots.patch removed from -mm tree Message-Id: <20261007005116.949CA1F0089B@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: docs/mm/damon/design: difference between watermarks and nr_snapshots has been removed from the -mm tree. Its filename was docs-mm-damon-design-difference-between-watermarks-and-nr_snapshots.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Liew Rui Yan Subject: docs/mm/damon/design: difference between watermarks and nr_snapshots Date: Mon, 31 Aug 2026 08:02:25 -0700 Explain the difference between nr_snapshots reaches max_nr_snapshots and watermarks. Link: https://lore.kernel.org/20260831150227.83416-3-sj@kernel.org Signed-off-by: Liew Rui Yan Signed-off-by: SJ Park Signed-off-by: Andrew Morton Reviewed-by: SJ Park Cc: David Hildenbrand Cc: Jonathan Corbet Cc: Liam R. Howlett Cc: Lorenzo Stoakes Cc: Michal Hocko Cc: Mike Rapoport Cc: Randy Dunlap Cc: Suren Baghdasaryan Cc: Vlastimil Babka --- Documentation/mm/damon/design.rst | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/Documentation/mm/damon/design.rst~docs-mm-damon-design-difference-between-watermarks-and-nr_snapshots +++ a/Documentation/mm/damon/design.rst @@ -872,7 +872,8 @@ the action to the region will fail. Unlike normal stats, ``max_nr_snapshots`` is set by users. If it is set as non-zero and ``nr_snapshots`` be same to or greater than ``nr_snapshots``, the -scheme is deactivated. +scheme is deactivated. Note that, unlike watermarks, even if a scheme's +``nr_snapshots`` reaches ``max_nr_snapshots``, monitoring will not stop. To know how user-space can read the stats via :ref:`DAMON sysfs interface `, refer to :ref:s`stats ` part of the _ Patches currently in -mm which might be from aethernet65535@gmail.com are docs-mm-damon-design-clarify-when-qt_exceeds-increases.patch docs-mm-damon-design-fix-typos-in-temporal-auto-tuning-algorithm-section.patch mm-damon-core-skip-quota-score-setup-when-the-quota-is-full.patch