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 X-Spam-Level: X-Spam-Status: No, score=-15.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_2 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2B259C4338F for ; Sat, 7 Aug 2021 10:36:27 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BE922608FC for ; Sat, 7 Aug 2021 10:36:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org BE922608FC Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=gPWtdSManyB2DoFzdn3qevwxt0p9/TdPhDH1/N8LCyg=; b=C3V4oQgpiigBh2 um9Q80/Xg4F0g4V/QwQUpaCOcnfAdiC5fcRJfMneoeRqB5PUgY9CKqUvq/qgKSqOVctkD81gUEu1/ gguvFzLsEV2YX+4Tihn/qapXRc8kCEkgfQz9ztvOfBJVl/4LtqOviISOug2HtJ6/1hK5Ghl7EZzZD X/87DuOQ57HK5uv+/ekFr+9urH/L2XVfFNuGluRpAevgX3JHyS8/4ckP5sTQFb1oIxQgf7aik7j1k vGyUuUmLWvf/Cy426Mp3O74ci7FHx9GDqwe2V0PTtkdc5pYcaJSh70wmKmYd107Ktl0qKkIvB3M3a VO6esnfKThRPQVkdmNdA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mCJgH-00EZzS-Tp; Sat, 07 Aug 2021 10:35:53 +0000 Received: from relay6-d.mail.gandi.net ([217.70.183.198]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mCJgE-00EZyd-KI for linux-mtd@lists.infradead.org; Sat, 07 Aug 2021 10:35:52 +0000 Received: (Authenticated sender: miquel.raynal@bootlin.com) by relay6-d.mail.gandi.net (Postfix) with ESMTPSA id 9C085C0002; Sat, 7 Aug 2021 10:35:48 +0000 (UTC) Date: Sat, 7 Aug 2021 12:35:47 +0200 From: Miquel Raynal To: Sean Young Cc: linux-mtd@lists.infradead.org Subject: Re: [PATCH 2/4] mtd: rfd_ftl: add discard support Message-ID: <20210807123547.5a50dbd9@xps13> In-Reply-To: <20210807080633.GC2522@gofer.mess.org> References: <20210806201820.512beda8@xps13> <20210807080633.GC2522@gofer.mess.org> Organization: Bootlin X-Mailer: Claws Mail 3.17.7 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210807_033550_850196_DC408ACF X-CRM114-Status: GOOD ( 27.28 ) 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-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org SGkgU2VhbiwKClNlYW4gWW91bmcgPHNlYW5AbWVzcy5vcmc+IHdyb3RlIG9uIFNhdCwgNyBBdWcg MjAyMSAwOTowNjozMyArMDEwMDoKCj4gT24gRnJpLCBBdWcgMDYsIDIwMjEgYXQgMDg6MTg6MjBQ TSArMDIwMCwgTWlxdWVsIFJheW5hbCB3cm90ZToKPiA+IEhpIFNlYW4sCj4gPiAKPiA+IFNlYW4g WW91bmcgPHNlYW5AbWVzcy5vcmc+IHdyb3RlIG9uIFR1ZSwgMTMgSnVsIDIwMjEgMTA6NDQ6MDEg KzAxMDA6Cj4gPiAgIAo+ID4gPiBJIHByb3Bvc2VkIHRoaXMgY2hhbmdlIDE2IHllYXJzIGFnbyBi ZWZvcmUgZGlzY2FyZCB3YXMgYSBmZWF0dXJlIGluCj4gPiA+IHRoZSBibG9jayBsYXllcjogaHR0 cHM6Ly9sd24ubmV0L0FydGljbGVzLzE2Mjc3Ni8KPiA+ID4gCj4gPiA+IE5vdyB0aGF0IHRoZSBi bG9jayBsYXllciBoYXMgZGlzY2FyZCwgd2UgY2FuIGZpbmFsbHkgbWVyZ2UgdGhpcyBjaGFuZ2Uu ICAKPiA+IAo+ID4gQ2FuIHlvdSBleHBsYWluIHdoeSB0aGlzIGlzIG5lZWRlZCBoZXJlPyAgCj4g Cj4gQmVjYXVzZSBkaXNjYXJkIGlzIGEgaHVnZSB3aW4uIFRoaXMgaXMgYWxzbyBrbm93biBhcyB0 cmltLgo+IAo+IEJ5IGltcGxlbWVudGluZyBkaXNjYXJkLCBib3RoIGZzdHJpbSBhbmQgdGhlIGRp c2NhcmQgZmlsZXN5c3RlbSBvcHRpb24KPiBjYW4gYmUgdXNlZC4KPiAKPiBJbXBsZW1lbnRpbmcg ZGlzY2FyZCBpbiB0aGUgZnRsIG1lYW5zIHRoYXQgd2hlbiBmaWxlcyBhcmUgcmVtb3ZlZCwgdGhl cmUKPiBpcyBsZXNzIGRhdGEgaW4gdGhlIGZ0bCBtYXBwaW5nLiBUaGlzIG1lYW5zIGxlc3Mgc3R1 ZmYgdG8gbW92ZSBhcm91bmQgZm9yCj4gZXJhc2luZyBhbmQgYWxzbyBsZXNzIGVyYXNpbmcgdG8g ZG8uIFRoaXMgbWVhbnMgYmV0dGVyIHdlYXIgbGV2ZWxsaW5nLgoKQW5kIHRoaXMgaXMgYSBnb29k IGNvbW1pdCBtZXNzYWdlIGZvciB2MiA6LSkKCj4gCj4gVGhlcmUgaXMgYWxzbyBhIHdpa2lwZWRp YSBwYWdlIG9uIHRyaW0gaGVyZToKPiAKPiAJaHR0cHM6Ly9lbi53aWtpcGVkaWEub3JnL3dpa2kv VHJpbV8oY29tcHV0aW5nKQoKR290IGl0LCB0aGFua3MhCgo+IAo+IFRoYW5rcywKPiAKPiBTZWFu Cj4gCj4gPiAoYWxzbyBwbGVhc2UgYWRkIHRoZSBtYWludGFpbmVycyBpbiBDYzogZm9yIHRoZSB2 MikKPiA+ICAgCj4gPiA+IFNpZ25lZC1vZmYtYnk6IFNlYW4gWW91bmcgPHNlYW5AbWVzcy5vcmc+ Cj4gPiA+IC0tLQo+ID4gPiAgZHJpdmVycy9tdGQvcmZkX2Z0bC5jIHwgMjkgKysrKysrKysrKysr KysrKysrKysrKysrKysrKysKPiA+ID4gIDEgZmlsZSBjaGFuZ2VkLCAyOSBpbnNlcnRpb25zKCsp Cj4gPiA+IAo+ID4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9tdGQvcmZkX2Z0bC5jIGIvZHJpdmVy cy9tdGQvcmZkX2Z0bC5jCj4gPiA+IGluZGV4IDdiMjQzZjJiMmZhMy4uN2Y1ZjZkMjQ3Y2FlIDEw MDY0NAo+ID4gPiAtLS0gYS9kcml2ZXJzL210ZC9yZmRfZnRsLmMKPiA+ID4gKysrIGIvZHJpdmVy cy9tdGQvcmZkX2Z0bC5jCj4gPiA+IEBAIC03MDUsNiArNzA1LDM0IEBAIHN0YXRpYyBpbnQgcmZk X2Z0bF93cml0ZXNlY3Qoc3RydWN0IG10ZF9ibGt0cmFuc19kZXYgKmRldiwgdV9sb25nIHNlY3Rv ciwgY2hhciAqCj4gPiA+ICAJcmV0dXJuIHJjOwo+ID4gPiAgfQo+ID4gPiAgCj4gPiA+ICtzdGF0 aWMgaW50IHJmZF9mdGxfZGlzY2FyZHNlY3Qoc3RydWN0IG10ZF9ibGt0cmFuc19kZXYgKmRldiwK PiA+ID4gKwkJCSAgICAgICB1bnNpZ25lZCBsb25nIHNlY3RvciwgdW5zaWduZWQgaW50IG5yX3Nl Y3RzKQo+ID4gPiArewo+ID4gPiArCXN0cnVjdCBwYXJ0aXRpb24gKnBhcnQgPSAoc3RydWN0IHBh cnRpdGlvbiAqKWRldjsKPiA+ID4gKwl1X2xvbmcgYWRkcjsKPiA+ID4gKwlpbnQgcmM7Cj4gPiA+ ICsKPiA+ID4gKwl3aGlsZSAobnJfc2VjdHMpIHsKPiA+ID4gKwkJaWYgKHNlY3RvciA+PSBwYXJ0 LT5zZWN0b3JfY291bnQpCj4gPiA+ICsJCQlyZXR1cm4gLUVJTzsKPiA+ID4gKwo+ID4gPiArCQlh ZGRyID0gcGFydC0+c2VjdG9yX21hcFtzZWN0b3JdOwo+ID4gPiArCj4gPiA+ICsJCWlmIChhZGRy ICE9IC0xKSB7Cj4gPiA+ICsJCQlyYyA9IG1hcmtfc2VjdG9yX2RlbGV0ZWQocGFydCwgYWRkcik7 Cj4gPiA+ICsJCQlpZiAocmMpCj4gPiA+ICsJCQkJcmV0dXJuIHJjOwo+ID4gPiArCj4gPiA+ICsJ CQlwYXJ0LT5zZWN0b3JfbWFwW3NlY3Rvcl0gPSAtMTsKPiA+ID4gKwkJfQo+ID4gPiArCj4gPiA+ ICsJCXNlY3RvcisrOwo+ID4gPiArCQlucl9zZWN0cy0tOwo+ID4gPiArCX0KPiA+ID4gKwo+ID4g PiArCXJldHVybiAwOwo+ID4gPiArfQo+ID4gPiArCj4gPiA+ICBzdGF0aWMgaW50IHJmZF9mdGxf Z2V0Z2VvKHN0cnVjdCBtdGRfYmxrdHJhbnNfZGV2ICpkZXYsIHN0cnVjdCBoZF9nZW9tZXRyeSAq Z2VvKQo+ID4gPiAgewo+ID4gPiAgCXN0cnVjdCBwYXJ0aXRpb24gKnBhcnQgPSAoc3RydWN0IHBh cnRpdGlvbiopZGV2Owo+ID4gPiBAQCAtNzg2LDYgKzgxNCw3IEBAIHN0YXRpYyBzdHJ1Y3QgbXRk X2Jsa3RyYW5zX29wcyByZmRfZnRsX3RyID0gewo+ID4gPiAgCj4gPiA+ICAJLnJlYWRzZWN0CT0g cmZkX2Z0bF9yZWFkc2VjdCwKPiA+ID4gIAkud3JpdGVzZWN0CT0gcmZkX2Z0bF93cml0ZXNlY3Qs Cj4gPiA+ICsJLmRpc2NhcmQJPSByZmRfZnRsX2Rpc2NhcmRzZWN0LAo+ID4gPiAgCS5nZXRnZW8J CT0gcmZkX2Z0bF9nZXRnZW8sCj4gPiA+ICAJLmFkZF9tdGQJPSByZmRfZnRsX2FkZF9tdGQsCj4g PiA+ICAJLnJlbW92ZV9kZXYJPSByZmRfZnRsX3JlbW92ZV9kZXYsICAKPiA+IAo+ID4gCj4gPiAK PiA+IAo+ID4gVGhhbmtzLAo+ID4gTWlxdcOobAo+ID4gCj4gPiBfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPiA+IExpbnV4IE1URCBkaXNjdXNz aW9uIG1haWxpbmcgbGlzdAo+ID4gaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9s aXN0aW5mby9saW51eC1tdGQvICAKCgoKClRoYW5rcywKTWlxdcOobAoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkxpbnV4IE1URCBkaXNjdXNz aW9uIG1haWxpbmcgbGlzdApodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3Rp bmZvL2xpbnV4LW10ZC8K