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 88F9C3C3792 for ; Tue, 2 Jun 2026 22:26:23 +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=1780439184; cv=none; b=Lbf7enBXBHFqnoxclHDv54k5exFD3Zcfjps+PfTLyecdwPX3p8HBHG0siIDgj1nbQomVC+wRP8I1XPi7zliwIKCyYPqLZ/JoUSnagozy3R3HOjGiCSyQ5Qba2AGet6mZr8hA1SwHNqeiCWkKggnJvGLIo7K7cZhMFAD2FQgwqUg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780439184; c=relaxed/simple; bh=YHCwexpL/sHmdcyPG4aou+TJNeL1Uv3iqR3q0tYj8bo=; h=Date:To:From:Subject:Message-Id; b=tDy9P3vlxPZylM9G3Y4XHF4XD3kIB9kyBNITph3QFGjKSXcbLKcqZkWZKNM/rYs6ePtsfTO/90odcW9OzZ4OSpr95tRswwLkZ7rDjBpJTm9VlyaCc35aSrc5RWzGaNg/NDtK7pV7aweovl8k+fZ7CrEIqW3yb5cEG5AzraRpCjM= 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=vWhSyQnu; 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="vWhSyQnu" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 620AE1F00893; Tue, 2 Jun 2026 22:26:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1780439183; bh=C02DbQm+aBzTIzQKpQKpnSWfMdT7OPDDG/Hb6m/EmI4=; h=Date:To:From:Subject; b=vWhSyQnuM1oRgJgPU/S66kI/dbyTM/A5Bnr18b/KtaMAcsFyEFhDbYCOsZwTISJMS Fq5QD0p3cJkMsJI40bUBXkllQGQS3oWqOVUXvVRNJ3yY+UQjUJv5GcPUngMNR7VZRn Qe+xzzRufk+1ILhjjgV5D3pr7Ri3PColn+6NbxYc= Date: Tue, 02 Jun 2026 15:26:22 -0700 To: mm-commits@vger.kernel.org,yuzhao@google.com,yuanchu@google.com,weixugc@google.com,vernon2gm@gmail.com,surenb@google.com,stevensd@google.com,shakeel.butt@linux.dev,mhocko@kernel.org,ljs@kernel.org,lenohou@gmail.com,laoar.shao@gmail.com,kaleshsingh@google.com,hannes@cmpxchg.org,david@kernel.org,chrisl@kernel.org,chenridong@huaweicloud.com,baolin.wang@linux.alibaba.com,baohua@kernel.org,axelrasmussen@google.com,kasong@tencent.com,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-mglru-use-a-smaller-batch-for-reclaim.patch removed from -mm tree Message-Id: <20260602222623.620AE1F00893@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: mm/mglru: use a smaller batch for reclaim has been removed from the -mm tree. Its filename was mm-mglru-use-a-smaller-batch-for-reclaim.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: Kairui Song Subject: mm/mglru: use a smaller batch for reclaim Date: Tue, 28 Apr 2026 02:06:58 +0800 With a fixed number to reclaim calculated at the beginning, making each following step smaller should reduce the lock contention and avoid over-aggressive reclaim of folios, as it will abort earlier when the number of folios to be reclaimed is reached. Link: https://lore.kernel.org/20260428-mglru-reclaim-v7-7-02fabb92dc43@tencent.com Signed-off-by: Kairui Song Reviewed-by: Axel Rasmussen Reviewed-by: Chen Ridong Reviewed-by: Baolin Wang Reviewed-by: Barry Song Cc: Chris Li Cc: David Hildenbrand Cc: David Stevens Cc: Johannes Weiner Cc: Kalesh Singh Cc: Leno Hou Cc: Lorenzo Stoakes Cc: Michal Hocko Cc: Shakeel Butt Cc: Suren Baghdasaryan Cc: Vernon Yang Cc: Wei Xu Cc: Yafang Cc: Yuanchu Xie Cc: Yu Zhao Signed-off-by: Andrew Morton --- mm/vmscan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/vmscan.c~mm-mglru-use-a-smaller-batch-for-reclaim +++ a/mm/vmscan.c @@ -5011,7 +5011,7 @@ static bool try_to_shrink_lruvec(struct break; } - nr_batch = min(nr_to_scan, MAX_LRU_BATCH); + nr_batch = min(nr_to_scan, MIN_LRU_BATCH); delta = evict_folios(nr_batch, lruvec, sc, swappiness); if (!delta) break; _ Patches currently in -mm which might be from kasong@tencent.com are