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 04E7F2882AB; Sat, 3 Oct 2026 20:37:19 +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=1791059841; cv=none; b=NHYGIkAndLM97vlEXBgLBfYXoq1UvpBY6lXIIoys0g4NDL+xIT9EOgOFz+wy0d6hmS0/FfKdBvw0Lxh3FT7BH1KYkfMOUdSNdJuVDzaOaTrZNt/OlG7fyfx6N2bFL4nmbU1r/+BpJ5x9yPPHjctx10CeYQg1eUxR1G+bogSOVQc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791059841; c=relaxed/simple; bh=Q4zXgaN1W621F/wREqZrOC503LneQ5G8e93IlHF0weM=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=YRBcWxPOPj3tBhXjG/4Qk5NPMDL7fCGtOs0V3YDocPZBcYf8d1n6qUguX3qBcakQ8Hsh9rK4aNLA9ENpuw2nKUWfwnHD9365t27BHcKHvE9DgCYGQi+PUTQJx/hR7bZmgseGIHlqWiNcCqT0pQDawX0FsbzsMNQcwCwsF3mCNHg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=V9PaxJla; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="V9PaxJla" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 66B5B1F0089B; Sat, 3 Oct 2026 20:37:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791059839; bh=tLM/2VtROjUXOH4IDRfFuMdFs5DedyiohZR8Hz2jWCM=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=V9PaxJlaJlE4xK3rJMJqBzowRxIW1w0DjQmVge4siHFMDlxjtPHPIGIchlYURRV96 vD/r9RdZIFbmBHqrg3G0CXCl+Nxyb0C69L1cSUsDOHjxMhRRhTZyw63Yzul8A6yuDT QSpN1mOtXadxJcdZzg87+AO+gz7Df2fTVKtLPbc2w0vZrHmckRZMz1YhMEev+JE0Fr ZbCF+uIA54TZgIZBY/r3GejRNSXPghmB2DkSBaDy5a6rV9HxR95dxM2AEaYDdKN/V2 J9K9ZHyuIVfZ+B188Z3tvFCrHq2s5RgRdUCtDJmp1xLy1SCBybIJQxJSXf3uNRsBTu naQ1GhAWbIroQ== From: sashiko-bot@kernel.org Subject: Re: [PATCH] mm/damon: add damos_node_eligible_mem_bp tracepoint Reply-To: sashiko-reviews@lists.linux.dev To: "Ravi Jonnalagadda" Cc: damon@lists.linux.dev, linux-trace-kernel@vger.kernel.org In-Reply-To: <20261003202727.3673-1-ravis.opensrc@gmail.com> References: <20261003202727.3673-1-ravis.opensrc@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Sat, 03 Oct 2026 20:37:18 +0000 Message-Id: <20261003203719.66B5B1F0089B@smtp.kernel.org> Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > Add a tracepoint for DAMOS_QUOTA_NODE_ELIGIBLE_MEM_BP quota goal > evaluation. The tracepoint fires once per quota-score computation when > the goal metric is DAMOS_QUOTA_NODE_ELIGIBLE_MEM_BP, exposing > context_idx, scheme_idx, nid, target_value, and current_value. > current_value is reported as the quota tuning sees it, after the goal's > complement setting is applied. >=20 > The DAMOS_QUOTA_NODE_ELIGIBLE_MEM_BP metric expresses node memory > occupancy as basis points of eligible bytes. This information is not > exposed through any existing external interface (perf stat, /proc, or > sysfs), so the tracepoint is the only way for userspace to observe the > target and current eligible-memory basis point values at quota-scoring > time. >=20 > Link: https://lore.kernel.org/linux-mm/20260428030520.701-1-ravis.opensrc= @gmail.com/ > Signed-off-by: Ravi Jonnalagadda Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261003202727.3673= -1-ravis.opensrc@gmail.com?part=3D1