From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 893E7AD37 for ; Wed, 26 Jul 2023 09:28:48 +0000 (UTC) Received: from mail-pf1-x42f.google.com (mail-pf1-x42f.google.com [IPv6:2607:f8b0:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7270B423F for ; Wed, 26 Jul 2023 02:28:45 -0700 (PDT) Received: by mail-pf1-x42f.google.com with SMTP id d2e1a72fcca58-6862d4a1376so1660735b3a.0 for ; Wed, 26 Jul 2023 02:28:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance.com; s=google; t=1690363725; x=1690968525; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=ET5z1iXVl3TCzfyIPhSPq9r+sES1n7GH6hJTCnF+vYo=; b=RgneqgkXKODRrFr78EJ2DiU2LP1auMSsEluGXDNHK2/ImK1m1wgxIc9rc0KyChzerd 9pp9E0d70JkoKPUeaRftr+jglcQl9qJ1NHO80UjvVHwRcDm/HyYkv/adcdLVyb0tT2RZ DBfPuhO0Xzb3EkxZ8Lnv+NpBNxlgzINPxdWjI2p4gXmhxr9F42wMDqq5WIk8CWvg0ei0 04D2fNryYi6h/fKlwXKsAJNXxbdFzcjkeSQHK+ZzWAzpfHtAdyeZZlzM27TnNlh1u/69 UWlC2QlusG6aR16W+ARLMoeEnjaKWlhVg7tepMtvkY5m/QLzYLh0WRDX9uQBe16cx9gs O9rw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690363725; x=1690968525; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=ET5z1iXVl3TCzfyIPhSPq9r+sES1n7GH6hJTCnF+vYo=; b=hQfruz3HxMmGVcpmQJeDgBJci+xat4wNdddrXrnT1NfChesMQsLGg1l1t0lULKgEHO G+3L78xccj7tXWA68zspKnY56Pt4FRJ2YLV2e99sAtIm7IUg/GPihhCAfHvAj/23+uue mF75cgNzmcNPC3XZeOA6Qq3//53Tth8ZBCImZvdTQK0tJGeDTeJqrsznDptUGhRix/kL DPpH2Et36eVrUlvsh0Z5q4AfWtSGVAu+1aL4W2tp60JngFvqn8zzQrTfH7usABCh1qKk nKElqtb37sc79PVRxuuHZlmItmyH+utRNQk94ggQArSdsULX69am0SF0CF6jx6stQFWh Ymwg== X-Gm-Message-State: ABy/qLZed6xLPTR78dLYaemihX1BQQE95BR5uz+uiRnR+oFgkdFfWiL2 aGjLoMooQ/fIOCksf/pk4kSRbA== X-Google-Smtp-Source: APBJJlFvSUUJYrPzKxRMgKGWHa7iMtrF7iaocGD/XAPkPO20BZ2/Wf52mLvF02dnCC8LpFHDclZgZw== X-Received: by 2002:a17:903:41c8:b0:1bb:83ec:832 with SMTP id u8-20020a17090341c800b001bb83ec0832mr2040388ple.2.1690363724990; Wed, 26 Jul 2023 02:28:44 -0700 (PDT) Received: from [10.70.252.135] ([203.208.167.147]) by smtp.gmail.com with ESMTPSA id bc2-20020a170902930200b001a95f632340sm12591323plb.46.2023.07.26.02.28.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 26 Jul 2023 02:28:44 -0700 (PDT) Message-ID: Date: Wed, 26 Jul 2023 17:28:30 +0800 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.12.0 Subject: Re: [PATCH v2 21/47] mm: workingset: dynamically allocate the mm-shadow shrinker Content-Language: en-US To: Muchun Song Cc: Andrew Morton , david@fromorbit.com, tkhai@ya.ru, Vlastimil Babka , Roman Gushchin , djwong@kernel.org, Christian Brauner , "Paul E. McKenney" , tytso@mit.edu, steven.price@arm.com, cel@kernel.org, Sergey Senozhatsky , yujie.liu@intel.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, x86@kernel.org, kvm@vger.kernel.org, xen-devel@lists.xenproject.org, linux-erofs@lists.ozlabs.org, linux-f2fs-devel@lists.sourceforge.net, cluster-devel@redhat.com, linux-nfs@vger.kernel.org, linux-mtd@lists.infradead.org, rcu@vger.kernel.org, netdev@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, dm-devel@redhat.com, linux-raid@vger.kernel.org, linux-bcache@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org, linux-btrfs@vger.kernel.org References: <20230724094354.90817-1-zhengqi.arch@bytedance.com> <20230724094354.90817-22-zhengqi.arch@bytedance.com> <08F2140B-0684-4FB0-8FB9-CEB88882F884@linux.dev> From: Qi Zheng In-Reply-To: <08F2140B-0684-4FB0-8FB9-CEB88882F884@linux.dev> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.2 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net On 2023/7/26 15:13, Muchun Song wrote: > > >> On Jul 24, 2023, at 17:43, Qi Zheng wrote: >> >> Use new APIs to dynamically allocate the mm-shadow shrinker. >> >> Signed-off-by: Qi Zheng >> --- >> mm/workingset.c | 26 ++++++++++++++------------ >> 1 file changed, 14 insertions(+), 12 deletions(-) >> >> diff --git a/mm/workingset.c b/mm/workingset.c >> index 4686ae363000..4bc85f739b13 100644 >> --- a/mm/workingset.c >> +++ b/mm/workingset.c >> @@ -762,12 +762,7 @@ static unsigned long scan_shadow_nodes(struct shrinker *shrinker, >> NULL); >> } >> >> -static struct shrinker workingset_shadow_shrinker = { >> - .count_objects = count_shadow_nodes, >> - .scan_objects = scan_shadow_nodes, >> - .seeks = 0, /* ->count reports only fully expendable nodes */ >> - .flags = SHRINKER_NUMA_AWARE | SHRINKER_MEMCG_AWARE, >> -}; >> +static struct shrinker *workingset_shadow_shrinker; > > > Same as patch #17. OK, will do.