From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C191FFED2FE for ; Thu, 12 Mar 2026 10:49:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.sourceforge.net; s=beta; h=Content-Type:Content-Transfer-Encoding:Cc: Reply-To:From:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Subject:In-Reply-To:References:To:MIME-Version:Date: Message-ID:Sender:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=g9p8IxDD7Yo/7jXZxnK5Vf0Ogfr9BN6pYgU9TGFAy10=; b=YOG5zaj4ECwLixTXVBKuS6mPqa +2g9YVoCWwG3rzXU54Bxygb9FOMZ864229z1YQ4gx9hrCA5DXrmfnYt3dPzTIu2fMTXYzRuWyGbcd OsMrffRCOw4t3wF950/LuefRsTd8MtX9v9/cgmBfnS8NRb3jkf5g0IF9bKxdrhzppCG0=; Received: from [127.0.0.1] (helo=sfs-ml-4.v29.lw.sourceforge.com) by sfs-ml-4.v29.lw.sourceforge.com with esmtp (Exim 4.95) (envelope-from ) id 1w0dbT-0004ax-CV; Thu, 12 Mar 2026 10:49:19 +0000 Received: from [172.30.29.66] (helo=mx.sourceforge.net) by sfs-ml-4.v29.lw.sourceforge.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1w0dbS-0004ap-2v for linux-f2fs-devel@lists.sourceforge.net; Thu, 12 Mar 2026 10:49:18 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=Content-Transfer-Encoding:Content-Type:In-Reply-To: From:References:To:Subject:Cc:MIME-Version:Date:Message-ID:Sender:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=MrywWvCRNl1QPrvFwW/oD92nRRt1gTihZxxbi7pFitg=; b=m5Di2TAFiFB1XiO9pNS3qmZT10 8/MxdVm6jnebZ8/9br0YHx0a3vul96Yzw9BK54iPVYQLsA6yH+8O4VraEqct9aocfwEEdnROcg3vx 3ufQQB3lrMFQ9gIxadUBq3npFEfizESE7X8eYIWBeNt4YU3ITC6HbGxXCK7BNlkdijk0=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:From:References:To: Subject:Cc:MIME-Version:Date:Message-ID:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=MrywWvCRNl1QPrvFwW/oD92nRRt1gTihZxxbi7pFitg=; b=nPJEtfvyE6frrb4Axc6ZeT8rdQ fR4Vzy37eOSJIgToHSwbJxqHtXUM9HcYpRP6VXfWadPH+Lv/iNBHrc+7GQH6Iq/100TmnYK7oSGH7 oJbMthI9tQ2Eoh0H0i8+Wl4fw+ESP9v4H4NLLvlVs7OZSijAC3qx+tk8BbSXrMgs0TeU=; Received: from tor.source.kernel.org ([172.105.4.254]) by sfi-mx-2.v28.lw.sourceforge.com with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.95) id 1w0dbR-0006wm-Gr for linux-f2fs-devel@lists.sourceforge.net; Thu, 12 Mar 2026 10:49:18 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id D66CA60137; Thu, 12 Mar 2026 10:49:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C8303C4CEF7; Thu, 12 Mar 2026 10:49:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773312546; bh=7+e+QGN1KPC+sr8HKvgCWPTDtPmE6MQKVdWVkGa5DTM=; h=Date:Cc:Subject:To:References:From:In-Reply-To:From; b=hLFAmXEHXIbZ8mQEMCxxQ+rvSQkDDEMtABg2W7DYCzMruOZ+RYxsGGsCRqwL7urtT 84m9UImoUD2jg+VwXbDa7UtQJhxSOb58dLuUHaTT/B+QHOIzJkKPIp8beIAvqpoC4/ TdjPms+1Ag5d5DlWfOw3mjc/yNcSxtLG0UZbcsTy7eEbvyj1taRBw34RVSRH9+xYw1 abK26fAq5q9L3wbK60xJh5hTXvwJoPr7O4bKDnPDfe6jO8gZikNJBltyekRntOJuwh Vg3IzCvxXvd8TKfzHs8XRZwynFz8JIT4kSigEuTsnshR6kpDzNG8rXNNfv2tgysBUq 1ZBGPA47wgOUA== Message-ID: <507df28a-6415-445a-9e88-0f119ee7ce10@kernel.org> Date: Thu, 12 Mar 2026 18:49:02 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: Yongpeng Yang , Jaegeuk Kim References: <20260216112737.67408-1-monty_pavel@sina.com> <9dc584cd-d2fb-4a85-b1d0-ded944064603@kernel.org> Content-Language: en-US In-Reply-To: <9dc584cd-d2fb-4a85-b1d0-ded944064603@kernel.org> X-Headers-End: 1w0dbR-0006wm-Gr Subject: Re: [f2fs-dev] [PATCH] f2fs: invalidate block device page cache on umount X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Chao Yu via Linux-f2fs-devel Reply-To: Chao Yu Cc: Yongpeng Yang , linux-f2fs-devel@lists.sourceforge.net Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net T24gMjAyNi8zLzEyIDE4OjQxLCBDaGFvIFl1IHdyb3RlOgo+IE9uIDIwMjYvMy8xMiAxMTo1Niwg WW9uZ3BlbmcgWWFuZyB3cm90ZToKPj4KPj4gT24gMy8xMi8yNiAwODo0OSwgQ2hhbyBZdSB2aWEg TGludXgtZjJmcy1kZXZlbCB3cm90ZToKPj4+IE9uIDIwMjYvMi8xNiAxOToyNywgWW9uZ3Blbmcg WWFuZyB3cm90ZToKPj4+PiBGcm9tOiBZb25ncGVuZyBZYW5nIDx5YW5neW9uZ3BlbmdAeGlhb21p LmNvbT4KPj4+Pgo+Pj4+IE5laXRoZXIgRjJGUyBub3IgVkZTIGludmFsaWRhdGVzIHRoZSBibG9j ayBkZXZpY2UgcGFnZSBjYWNoZSwgd2hpY2gKPj4+PiByZXN1bHRzIGluIHJlYWRpbmcgc3RhbGUg bWV0YWRhdGEuIEFuIGV4YW1wbGUgc2NlbmFyaW8gaXMgc2hvd24gYmVsb3c6Cj4+Pj4KPj4+PiBU ZXJtaW5hbCBBwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCBUZXJtaW5hbCBCCj4+ Pj4gbW91bnQgL2Rldi92ZGIgL21udC9mMmZzCj4+Pj4gdG91Y2ggbXggLy8gaW5vID0gNAo+Pj4+ IHN5bmMKPj4+PiBkdW1wLmYyZnMgLWkgNCAvZGV2L3ZkYi8vIGJsb2NrIG9uICJbWS9OXSIKPj4+ PiDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgIHRvdWNoIG14MiAvLyBpbm8gPSA1Cj4+Pj4gwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCBzeW5jCj4+Pj4gwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCB1bW91bnQgL21udC9m MmZzCj4+Pj4gwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoCBkdW1wLmYyZnMgLWkgNSAvZGV2L3ZkYiAvLyBibG9jayBhZGRyIGlzIDAKPj4+ Pgo+Pj4+IEFmdGVyIHVtb3VudCwgdGhlIGJsb2NrIGRldmljZSBwYWdlIGNhY2hlIGlzIG5vdCBw dXJnZWQsIGNhdXNpbmcKPj4+PiBgZHVtcC5mMmZzIC1pIDUgL2Rldi92ZGJgIHRvIHJlYWQgc3Rh bGUgbWV0YWRhdGEgYW5kIHNlZSBpbm9kZSA1IHdpdGgKPj4+PiBibG9jayBhZGRyZXNzIDAuCj4+ Pj4KPj4+PiBUaGlzIHBhdGNoIGNhbGxzIGludmFsaWRhdGVfYmRldiBkdXJpbmcgdW1vdW50IHRv IGludmFsaWRhdGUgdGhlIGJsb2NrCj4+Pj4gZGV2aWNlIHBhZ2UgY2FjaGUsIHByZXZlbnRpbmcg c3RhbGUgbWV0YWRhdGEgZnJvbSBiZWluZyByZWFkLgo+Pj4+Cj4+Pj4gU2lnbmVkLW9mZi1ieTog WW9uZ3BlbmcgWWFuZyA8eWFuZ3lvbmdwZW5nQHhpYW9taS5jb20+Cj4+Pj4gLS0tCj4+Pj4gwqDC oCBmcy9mMmZzL3N1cGVyLmMgfCA2ICsrKysrKwo+Pj4+IMKgwqAgMSBmaWxlIGNoYW5nZWQsIDYg aW5zZXJ0aW9ucygrKQo+Pj4+Cj4+Pj4gZGlmZiAtLWdpdCBhL2ZzL2YyZnMvc3VwZXIuYyBiL2Zz L2YyZnMvc3VwZXIuYwo+Pj4+IGluZGV4IDFhNzU1OTk3YWZmNS4uMzlkM2I1MmNlYWMxIDEwMDY0 NAo+Pj4+IC0tLSBhL2ZzL2YyZnMvc3VwZXIuYwo+Pj4+ICsrKyBiL2ZzL2YyZnMvc3VwZXIuYwo+ Pj4+IEBAIC0yMDkxLDYgKzIwOTEsMTIgQEAgc3RhdGljIHZvaWQgZjJmc19wdXRfc3VwZXIoc3Ry dWN0IHN1cGVyX2Jsb2NrICpzYikKPj4+PiDCoMKgICNpZiBJU19FTkFCTEVEKENPTkZJR19VTklD T0RFKQo+Pj4+IMKgwqDCoMKgwqDCoCB1dGY4X3VubG9hZChzYi0+c19lbmNvZGluZyk7Cj4+Pj4g wqDCoCAjZW5kaWYKPj4+PiArwqDCoMKgIHN5bmNfYmxvY2tkZXYoc2ItPnNfYmRldik7Cj4+Pgo+ Pj4gV2Ugd2lsbCBjYWxsIHN5bmNfYmxvY2tkZXYgaW4gYmVsb3cgcGF0aD8KPj4+Cj4+PiAtIGtp bGxfZjJmc19zdXBlcgo+Pj4gwqDCoC0ga2lsbF9ibG9ja19zdXBlcgo+Pj4gwqDCoCAtIGdlbmVy aWNfc2h1dGRvd25fc3VwZXIKPj4+IMKgwqDCoCAtIHB1dF9zdXBlcgo+Pj4gwqDCoCAtIHN5bmNf YmxvY2tkZXYKPj4+Cj4+PiAxNzIxIHZvaWQga2lsbF9ibG9ja19zdXBlcihzdHJ1Y3Qgc3VwZXJf YmxvY2sgKnNiKQo+Pj4gMTcyMiB7Cj4+PiAxNzIzwqDCoMKgwqDCoMKgwqDCoCBzdHJ1Y3QgYmxv Y2tfZGV2aWNlICpiZGV2ID0gc2ItPnNfYmRldjsKPj4+IDE3MjQKPj4+IDE3MjXCoMKgwqDCoMKg wqDCoMKgIGdlbmVyaWNfc2h1dGRvd25fc3VwZXIoc2IpOwo+Pj4gMTcyNsKgwqDCoMKgwqDCoMKg wqAgaWYgKGJkZXYpIHsKPj4+IDE3MjfCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCBz eW5jX2Jsb2NrZGV2KGJkZXYpOwo+Pj4gMTcyOMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgIGJkZXZfZnB1dChzYi0+c19iZGV2X2ZpbGUpOwo+Pj4gMTcyOcKgwqDCoMKgwqDCoMKgwqAg fQo+Pj4gMTczMCB9Cj4+Pgo+Pj4+ICvCoMKgwqAgaW52YWxpZGF0ZV9iZGV2KHNiLT5zX2JkZXYp Owo+Pgo+PiBUaGlzIHdvcmtzIGZvciBhbiBmMmZzIGluc3RhbmNlIG1vdW50ZWQgb24gYSBzaW5n bGUgZGV2aWNlLCBidXQgaXQgZG9lcwo+PiBub3Qgd29yayBmb3IgbXVsdGktZGV2aWNlIGNvbmZp Z3VyYXRpb25zLCBiZWNhdXNlIHRoZSB2ZnMgY2Fubm90IGJlCj4+IGF3YXJlIG9mIEZERVYoMSku Cj4gCj4gWWVhaCwgSSBtZWFudCB3ZSBjYW4gYXZvaWQgZHVwbGljYXRlZCBzeW5jX2Jsb2NrZGV2 KCkgZm9yIG1haW4gZGV2aWNlIGluCj4gZjJmc19wdXRfc3VwZXIoKS4KPiAKPj4KPj4+Cj4+PiBJ IGd1ZXNzIHdlIGNhbiBsZWF2ZSB0aGUgZGV2aWNlIHcvIHVwdG9kYXRlIGNhY2hlLCBpbiBjYXNl IGlmIHRoZXJlIGFyZQo+Pj4gbXVsdGlwbGUgdXNlciBvbiB0aGUgZGV2aWNlPwo+Pgo+PiBUaGUg cGFnZSBjYWNoZSBvZiB0aGUgYmxvY2sgZGV2aWNlIGZpbGUgbWF5IGNvbnRhaW4gZGF0YSB0aGF0 IGlzIG5vdAo+PiB1cHRvZGF0ZS4gRm9yIGV4YW1wbGUsIGRhdGEgbWF5IGZpcnN0IGJlIHJlYWQg ZGlyZWN0bHkgdGhyb3VnaCB0aGUgYmxvY2sKPiAgPiBkZXZpY2UgZmlsZSwgYW5kIHRoZW4gdGhl IHNhbWUgYmxvY2tzIG1heSBiZSB3cml0dGVuIHRocm91Z2ggZjJmcy4gU2luY2U+IGYyZnMgd3Jp dGVzIHRvIHRoZSBibG9jayBkZXZpY2UgdmlhIHRoZSBzdWJtaXRfYmlvIHBhdGgsIGl0IGRvZXMg bm90Cj4+IHVwZGF0ZSB0aGUgcGFnZSBjYWNoZSBvZiB0aGUgYmxvY2sgZGV2aWNlIGZpbGUuIEFz IGEgcmVzdWx0LCB0aGUgZGF0YSBpbgo+PiB0aGUgYmxvY2sgZGV2aWNlIGZpbGXigJlzIHBhZ2Ug Y2FjaGUgbWF5IGJlY29tZSBzdGFsZS4gVGhlcmVmb3JlLCB0aGUgcGFnZQo+PiBjYWNoZSBtdXN0 IGJlIGludmFsaWRhdGVkIGR1cmluZyB1bm1vdW50Lgo+IAo+IFdlbGwsIGNhbiB3ZSBjYWxsIGlv Y3RsKGZkLCBCTEtGTFNCVUYpIGZvciBhbGwgZGV2aWNlcyBiZWxvbmcgdG8gZjJmcyBpbWcgbGlr ZQo+IHlvdSBkaWQgaW4gKCJmMmZzLXRvb2xzOiBpbnZhbGlkYXRlIGJsb2NrIGRldmljZSBwYWdl IGNhY2hlIGJlZm9yZSByZWFkaW5nCj4gbWV0YWRhdGEiKSwgZG9lcyB0aGF0IGZpeCB0aGUgaXNz dWU/CgpPaCwgeW91IGFscmVhZHkgY2FsbGVkIHRoZSBpb2N0bCBmb3IgYWxsIGRldmljZXMuIERv ZXMgdGhhdCBmaXggdGhlIGlzc3VlPwoKVGhhbmtzLAoKPiAKPiBUaGFua3MsCj4gCj4+Cj4+IFRo YW5rcwo+PiBZb25ncGVuZywKPj4KPj4+Cj4+PiBUaGFua3MsCj4+Pgo+Pj4+ICvCoMKgwqAgZm9y IChpID0gMTsgaSA8IHNiaS0+c19uZGV2czsgaSsrKSB7Cj4+Pj4gK8KgwqDCoMKgwqDCoMKgIHN5 bmNfYmxvY2tkZXYoRkRFVihpKS5iZGV2KTsKPj4+PiArwqDCoMKgwqDCoMKgwqAgaW52YWxpZGF0 ZV9iZGV2KEZERVYoaSkuYmRldik7Cj4+Pj4gK8KgwqDCoCB9Cj4+Pj4gwqDCoCB9Cj4+Pj4gwqDC oCDCoCBpbnQgZjJmc19zeW5jX2ZzKHN0cnVjdCBzdXBlcl9ibG9jayAqc2IsIGludCBzeW5jKQo+ Pj4KPj4+Cj4+Pgo+Pj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KPj4+IExpbnV4LWYyZnMtZGV2ZWwgbWFpbGluZyBsaXN0Cj4+PiBMaW51eC1mMmZzLWRl dmVsQGxpc3RzLnNvdXJjZWZvcmdlLm5ldAo+Pj4gaHR0cHM6Ly9saXN0cy5zb3VyY2Vmb3JnZS5u ZXQvbGlzdHMvbGlzdGluZm8vbGludXgtZjJmcy1kZXZlbAo+Pgo+IAoKCgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpMaW51eC1mMmZzLWRldmVsIG1haWxp bmcgbGlzdApMaW51eC1mMmZzLWRldmVsQGxpc3RzLnNvdXJjZWZvcmdlLm5ldApodHRwczovL2xp c3RzLnNvdXJjZWZvcmdlLm5ldC9saXN0cy9saXN0aW5mby9saW51eC1mMmZzLWRldmVsCg==