From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-184.mta0.migadu.com (out-184.mta0.migadu.com [91.218.175.184]) (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 D4368170A2C for ; Fri, 14 Mar 2025 06:15:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.184 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741932939; cv=none; b=b1cKDdiJiunyeAblETmpj2rycqxnUAWYiW8KYwxts/bZTD/cjdRTEURqdquCvyqyYm0XFFUM3QxIJ8p/rYTOAhLVYHOjIMbjmfX5zn4vO4OvNVaYTW7IHn8YHLnAV6v8l/XCNUHwn+BKWIc9MS7WthnvvcYDrppCWFk8B+6hMSo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741932939; c=relaxed/simple; bh=t0q6tCfb5aLK49AyK224Jyy8xTG6pfdL7DwD+2mGnGs=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=QxFddgzUrQIKSUTobPJNTNJg8enwmfKElPKUipaRZCGxHymc779cwFqK3o8S34nutQqqWbRWH93oKK3xgl1MGUgxJPHLJOAcFKJpBbTrwr7hAcIsAlvbQzaP8ILnGJt9BYfMgrLDNNs5wFqWBPSnSVSNhW15EUka+PKwOKVpc5Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=MIKlJBrB; arc=none smtp.client-ip=91.218.175.184 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="MIKlJBrB" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1741932925; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=Eu8GFcaNlIm/mZEbW8LGnu3Cvr98HXwjng+s1ev2tdA=; b=MIKlJBrB40QTtUSONJTitPPBat/UxVCt6AJhw42tzhlwbf+dv3Iw4gVkNywouvZ9Dfhmnh JQYXq/RwhmB5p82urP5fgbyFl5xJiq4bFgminvU++NlVXtxYPCRSJ5TLyHTmXvImXOO99F vGwt47IJUbrmTfTMmCdbo4qKKDE9aTc= From: Shakeel Butt To: Andrew Morton Cc: Johannes Weiner , Michal Hocko , Roman Gushchin , Muchun Song , Vlastimil Babka , Sebastian Andrzej Siewior , linux-mm@kvack.org, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, Meta kernel team Subject: [RFC PATCH 00/10] memcg: stock code cleanups Date: Thu, 13 Mar 2025 23:15:01 -0700 Message-ID: <20250314061511.1308152-1-shakeel.butt@linux.dev> Precedence: bulk X-Mailing-List: cgroups@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT This is a cleanup series (first 7 patches) is trying to simplify the memcg stock code, particularly it tries to remove unnecessary dependencies. The last 3 patches are a prototype to make per-cpu memcg stock work without disabling irqs. My plan is to send out the first 7 cleanup patches separately for the next release window and iterate more on the last 3 patches plus add functionality for multiple memcgs. This series is based on next-20250313 plus two following patches: Link: https://lore.kernel.org/all/20250312222552.3284173-1-shakeel.butt@linux.dev/ Link: https://lore.kernel.org/all/20250313054812.2185900-1-shakeel.butt@linux.dev/ to simply the memcg stock code Shakeel Butt (10): memcg: remove root memcg check from refill_stock memcg: decouple drain_obj_stock from local stock memcg: introduce memcg_uncharge memcg: manually inline __refill_stock memcg: no refilling stock from obj_cgroup_release memcg: do obj_cgroup_put inside drain_obj_stock memcg: use __mod_memcg_state in drain_obj_stock memcg: assert in_task for couple of local_lock holders memcg: trylock stock for objcg memcg: no more irq disabling for stock locks mm/memcontrol.c | 201 +++++++++++++++++++++++++++--------------------- 1 file changed, 112 insertions(+), 89 deletions(-) -- 2.47.1