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 35615C433F5 for ; Sat, 16 Apr 2022 02:29:20 +0000 (UTC) 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 4.94.2) (envelope-from ) id 1nfYBb-0001nV-1o; Sat, 16 Apr 2022 02:29:17 +0000 Received: from [172.30.20.202] (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 4.94.2) (envelope-from ) id 1nfYBZ-0001nL-P7; Sat, 16 Apr 2022 02:29:16 +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:Cc:To:Subject: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=VxCCA1if4MjVywiRC7EnrE+nphBnU8HHnT6e+P2TXkQ=; b=VhchyIyY4tgw2BU8VB6oqdPFSQ OO67hrfm+aFwFV8aK4Kiy24b0mznrGFcj8clR1Q4DZJXWC6AYnEXS2+ENbERRd0ElHLQ5kBx+OZ8A q891M3zV9lv+InzXCr8dJRJJx3nSPj4j0wRmDrDg2biPPc4FMuQHwsvMNRfU4D2PMg/c=; 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:Cc:To: Subject: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=VxCCA1if4MjVywiRC7EnrE+nphBnU8HHnT6e+P2TXkQ=; b=GQLNOFpeZwxMqHYxngj5YcNl7m jBkxQYxnYL13k01HM0LlagP1iJM1kRHVEJj2CBiv9/4fFT81MIkicGMDztgOJFpcsyqGCG6zyGHuD LURHhPLYIrXL2R7QL5SdHEpuJ2AWI7BJSRMBBCv1LvKlDHYsEipb2Mk/6YMZb2OlTkNU=; Received: from ams.source.kernel.org ([145.40.68.75]) by sfi-mx-2.v28.lw.sourceforge.com with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.94.2) id 1nfYBX-0005Dg-HI; Sat, 16 Apr 2022 02:29:16 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 2FF20B82E4A; Sat, 16 Apr 2022 02:29:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 49BEAC385A9; Sat, 16 Apr 2022 02:28:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1650076142; bh=64fC476XAzTfqTSPn+hnDLb+pMKn+pGg/cu9T2ZYoeo=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=YR2swQd5bHjAFWTiUHuzi2CBAoBviVOC618ZH6KrZjKGz54+nb14CQuuZA/rg7rT4 HOUGUM1/um4+uLyDQbz+2PZe7eFGngBlsNfmtF55BEnpI8SeGgAW1TB9RPEF0hZ/gu wadS+mRuD6cvw4fVgc6pYN09yVoj6blhm7pLMwx6SJQPqerB95uO3eDsfGVZkI1tAT ypjbfbxn7+bT/FWjnusepnTR0gEoGRsC/NgAvlwAmFKhGsjLJGRbec9W3gsrNwS1xO /N5W0GD6Xr6BMAFslHSxbnYfv+w/HrqJWAmw3dvOKrGV8WDuaNAVrqQjvW1ASku3np CHDdJgFxl65YQ== Message-ID: Date: Sat, 16 Apr 2022 10:28:49 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.8.0 Content-Language: en-US To: Christoph Hellwig , Jens Axboe References: <20220415045258.199825-1-hch@lst.de> <20220415045258.199825-27-hch@lst.de> From: Chao Yu In-Reply-To: <20220415045258.199825-27-hch@lst.de> X-Headers-End: 1nfYBX-0005Dg-HI Subject: Re: [f2fs-dev] [PATCH 26/27] block: decouple REQ_OP_SECURE_ERASE from REQ_OP_DISCARD 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: , Cc: jfs-discussion@lists.sourceforge.net, linux-nvme@lists.infradead.org, virtualization@lists.linux-foundation.org, linux-mm@kvack.org, dm-devel@redhat.com, target-devel@vger.kernel.org, linux-mtd@lists.infradead.org, drbd-dev@lists.linbit.com, linux-s390@vger.kernel.org, linux-nilfs@vger.kernel.org, linux-scsi@vger.kernel.org, cluster-devel@redhat.com, xen-devel@lists.xenproject.org, linux-ext4@vger.kernel.org, linux-um@lists.infradead.org, Coly Li , linux-block@vger.kernel.org, linux-bcache@vger.kernel.org, David Sterba , Jaegeuk Kim , ceph-devel@vger.kernel.org, nbd@other.debian.org, Ryusuke Konishi , linux-raid@vger.kernel.org, "Martin K . Petersen" , linux-mmc@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-xfs@vger.kernel.org, =?UTF-8?Q?Christoph_B=c3=b6hmwalder?= , linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, ntfs3@lists.linux.dev, ocfs2-devel@oss.oracle.com Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net T24gMjAyMi80LzE1IDEyOjUyLCBDaHJpc3RvcGggSGVsbHdpZyB3cm90ZToKPiBTZWN1cmUgZXJh c2UgaXMgYSB2ZXJ5IGRpZmZlcmVudCBvcGVyYXRpb24gZnJvbSBkaXNjYXJkIGluIHRoYXQgaXQg aXMKPiBhIGRhdGEgaW50ZWdyaXR5IG9wZXJhdGlvbiB2cyBoaW50LiAgRnVsbHkgc3BsaXQgdGhl IGxpbWl0cyBhbmQgaGVscGVyCj4gaW5mcmFzdHJ1Y3R1cmUgdG8gbWFrZSB0aGUgc2VwYXJhdGlv biBtb3JlIGNsZWFyLgo+IAo+IFNpZ25lZC1vZmYtYnk6IENocmlzdG9waCBIZWxsd2lnIDxoY2hA bHN0LmRlPgo+IFJldmlld2VkLWJ5OiBNYXJ0aW4gSy4gUGV0ZXJzZW4gPG1hcnRpbi5wZXRlcnNl bkBvcmFjbGUuY29tPgo+IEFja2VkLWJ5OiBDaHJpc3RvcGggQsO2aG13YWxkZXIgPGNocmlzdG9w aC5ib2VobXdhbGRlckBsaW5iaXQuY29tPiBbZHJiZF0KPiBBY2tlZC1ieTogUnl1c3VrZSBLb25p c2hpIDxrb25pc2hpLnJ5dXN1a2VAZ21haWwuY29tPiBbbmlmczJdCj4gQWNrZWQtYnk6IEphZWdl dWsgS2ltIDxqYWVnZXVrQGtlcm5lbC5vcmc+IFtmMmZzXQo+IEFja2VkLWJ5OiBDb2x5IExpIDxj b2x5bGlAc3VzZS5kZT4gW2JjYWNoZV0KPiBBY2tlZC1ieTogRGF2aWQgU3RlcmJhIDxkc3RlcmJh QHN1c2UuY29tPiBbYnRyZnNdCgpGb3IgZjJmcyBwYXJ0LAoKQWNrZWQtYnk6IENoYW8gWXUgPGNo YW9Aa2VybmVsLm9yZz4KClRoYW5rcywKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpMaW51eC1mMmZzLWRldmVsIG1haWxpbmcgbGlzdApMaW51eC1mMmZz LWRldmVsQGxpc3RzLnNvdXJjZWZvcmdlLm5ldApodHRwczovL2xpc3RzLnNvdXJjZWZvcmdlLm5l dC9saXN0cy9saXN0aW5mby9saW51eC1mMmZzLWRldmVsCg==