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Thu, 27 Jul 2023 03:32:25 -0700 (PDT) Received: from [10.70.252.135] ([203.208.167.147]) by smtp.gmail.com with ESMTPSA id 8-20020a17090a018800b0026309d57724sm2755058pjc.39.2023.07.27.03.32.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 27 Jul 2023 03:32:25 -0700 (PDT) Message-ID: Date: Thu, 27 Jul 2023 18:32:10 +0800 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 v3 28/49] dm zoned: dynamically allocate the dm-zoned-meta shrinker Content-Language: en-US To: Damien Le Moal Cc: 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, Muchun Song , akpm@linux-foundation.org, david@fromorbit.com, tkhai@ya.ru, vbabka@suse.cz, roman.gushchin@linux.dev, djwong@kernel.org, brauner@kernel.org, paulmck@kernel.org, tytso@mit.edu, steven.price@arm.com, cel@kernel.org, senozhatsky@chromium.org, yujie.liu@intel.com, gregkh@linuxfoundation.org, muchun.song@linux.dev References: <20230727080502.77895-1-zhengqi.arch@bytedance.com> <20230727080502.77895-29-zhengqi.arch@bytedance.com> <56ee1d92-28ee-81cb-9c41-6ca7ea6556b0@bytedance.com> From: Qi Zheng In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230727_033228_267210_75E2E62E X-CRM114-Status: GOOD ( 13.20 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org CgpPbiAyMDIzLzcvMjcgMTg6MjAsIERhbWllbiBMZSBNb2FsIHdyb3RlOgo+IE9uIDcvMjcvMjMg MTc6NTUsIFFpIFpoZW5nIHdyb3RlOgo+Pj4+ICDCoMKgwqDCoMKgwqDCoMKgwqAgZ290byBlcnI7 Cj4+Pj4gIMKgwqDCoMKgwqAgfQo+Pj4+ICDCoCArwqDCoMKgIHptZC0+bWJsa19zaHJpbmtlci0+ Y291bnRfb2JqZWN0cyA9IGRtel9tYmxvY2tfc2hyaW5rZXJfY291bnQ7Cj4+Pj4gK8KgwqDCoCB6 bWQtPm1ibGtfc2hyaW5rZXItPnNjYW5fb2JqZWN0cyA9IGRtel9tYmxvY2tfc2hyaW5rZXJfc2Nh bjsKPj4+PiArwqDCoMKgIHptZC0+bWJsa19zaHJpbmtlci0+c2Vla3MgPSBERUZBVUxUX1NFRUtT Owo+Pj4+ICvCoMKgwqAgem1kLT5tYmxrX3Nocmlua2VyLT5wcml2YXRlX2RhdGEgPSB6bWQ7Cj4+ Pj4gKwo+Pj4+ICvCoMKgwqAgc2hyaW5rZXJfcmVnaXN0ZXIoem1kLT5tYmxrX3Nocmlua2VyKTsK Pj4+Cj4+PiBJIGZhaWwgdG8gc2VlIGhvdyB0aGlzIG5ldyBzaHJpbmtlciBBUEkgaXMgYmV0dGVy Li4uIFdoeSBpc24ndCB0aGVyZSBhCj4+PiBzaHJpbmtlcl9hbGxvY19hbmRfcmVnaXN0ZXIoKSBm dW5jdGlvbiA/IFRoYXQgd291bGQgYXZvaWQgYWRkaW5nIGFsbCB0aGlzIGNvZGUKPj4+IGFsbCBv dmVyIHRoZSBwbGFjZSBhcyB0aGUgbmV3IEFQSSBjYWxsIHdvdWxkIGJlIHZlcnkgc2ltaWxhciB0 byB0aGUgY3VycmVudAo+Pj4gc2hyaW5rZXJfcmVnaXN0ZXIoKSBjYWxsIHdpdGggc3RhdGljIGFs bG9jYXRpb24uCj4+Cj4+IEluIHNvbWUgcmVnaXN0cmF0aW9uIHNjZW5hcmlvcywgbWVtb3J5IG5l ZWRzIHRvIGJlIGFsbG9jYXRlZCBpbiBhZHZhbmNlLgo+PiBTbyB3ZSBjb250aW51ZSB0byB1c2Ug dGhlIHByZXZpb3VzIHByZWFsbG9jL3JlZ2lzdGVyX3ByZXBhcmVkKCkKPj4gYWxnb3JpdGhtLiBU aGUgc2hyaW5rZXJfYWxsb2NfYW5kX3JlZ2lzdGVyKCkgaXMganVzdCBhIGhlbHBlciBmdW5jdGlv bgo+PiB0aGF0IGNvbWJpbmVzIHRoZSB0d28sIGFuZCB0aGlzIGluY3JlYXNlcyB0aGUgbnVtYmVy IG9mIEFQSXMgdGhhdAo+PiBzaHJpbmtlciBleHBvc2VzIHRvIHRoZSBvdXRzaWRlLCBzbyBJIGNo b29zZSBub3QgdG8gYWRkIHRoaXMgaGVscGVyLgo+IAo+IEFuZCB0aGF0IHJlc3VsdHMgaW4gbW9y ZSBjb2RlIGluIG1hbnkgcGxhY2VzIGluc3RlYWQgb2YgbGVzcyBjb2RlICsgYSBzaW1wbGUKPiBp bmxpbmUgaGVscGVyIGluIHRoZSBzaHJpbmtlciBoZWFkZXIgZmlsZS4uLiBTbyBub3QgYWRkaW5n IHRoYXQgc3VwZXIgc2ltcGxlCgpJdCBhbHNvIG5lZWRzIHRvIGJlIGV4cG9ydGVkIHRvIHRoZSBk cml2ZXIgZm9yIHVzZS4KCj4gaGVscGVyIGlzIG5vdCBleGFjdGx5IHRoZSBiZXN0IGNob2ljZSBp biBteSBvcGluaW9uLgoKSG0sIGVpdGhlciBvbmUgaXMgZmluZSBmb3IgbWUuIElmIG5vIG9uZSBl bHNlIG9iamVjdHMsIEkgY2FuIGFkZCB0aGlzCmhlbHBlci4gOykKCj4gCgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KTGludXggTVREIGRpc2N1 c3Npb24gbWFpbGluZyBsaXN0Cmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlz dGluZm8vbGludXgtbXRkLwo=