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Thu, 08 Apr 2021 07:06:40 +0000 Received: from relay9-d.mail.gandi.net ([217.70.183.199]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lUOkO-0079Gd-By for linux-mtd@lists.infradead.org; Thu, 08 Apr 2021 07:06:39 +0000 X-Originating-IP: 90.89.138.59 Received: from xps13 (lfbn-tou-1-1325-59.w90-89.abo.wanadoo.fr [90.89.138.59]) (Authenticated sender: miquel.raynal@bootlin.com) by relay9-d.mail.gandi.net (Postfix) with ESMTPSA id 39717FF807; Thu, 8 Apr 2021 07:06:33 +0000 (UTC) Date: Thu, 8 Apr 2021 09:06:32 +0200 From: Miquel Raynal To: Michael Walle Cc: Tudor.Ambarus@microchip.com, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, richard@nod.at, vigneshr@ti.com Subject: Re: [PATCH] mtd: add OTP (one-time-programmable) erase ioctl Message-ID: <20210408090632.62fb6dbc@xps13> In-Reply-To: <904d986fbd6f718cf8b7b9fc54b339d4@walle.cc> References: <20210303201819.2752-1-michael@walle.cc> <904d986fbd6f718cf8b7b9fc54b339d4@walle.cc> 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-20210408_080636_723560_6489E666 X-CRM114-Status: GOOD ( 15.72 ) 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 SGVsbG8sCgpNaWNoYWVsIFdhbGxlIDxtaWNoYWVsQHdhbGxlLmNjPiB3cm90ZSBvbiBUaHUsIDA4 IEFwciAyMDIxIDA4OjU1OjQyCiswMjAwOgoKPiBIaSBUdWRvciwKPiAKPiBBbSAyMDIxLTA0LTA4 IDA3OjUxLCBzY2hyaWViIFR1ZG9yLkFtYmFydXNAbWljcm9jaGlwLmNvbToKPiA+IFdvdWxkIHlv dSBwbGVhc2UgcmVzZW5kIHRoaXMgcGF0Y2gsIHRvZ2V0aGVyIHdpdGggdGhlIG10ZC11dGlscwo+ ID4gYW5kIHRoZSBTUEkgTk9SIHBhdGNoIGluIGEgc2luZ2xlIHBhdGNoIHNldD8gWW91J2xsIGhl bHAgdXMgYWxsCj4gPiBoYXZpbmcgYWxsIGluIGEgc2luZ2xlIHBsYWNlLiAgCj4gCj4gVGhpcyBo YXMgYWxyZWFkeSBiZWVuIHBpY2tlZC11cDoKPiBodHRwczovL2dpdC5rZXJuZWwub3JnL3B1Yi9z Y20vbGludXgva2VybmVsL2dpdC9tdGQvbGludXguZ2l0L2NvbW1pdC8/aD1tdGQvbmV4dCZpZD1l M2MxZjFjOTJkNmVkZTNjZmEwOWQ2YTEwM2QzZDFjMWVmNjQ1ZTM1Cj4gCj4gQWx0aG91Z2gsIEkg ZGlkbid0IHJlY2VpdmUgYW4gZW1haWwgbm90aWNlLgo+IAo+IC1taWNoYWVsCgpTb21ldGltZXMg dGhlIG5vdGlmaWNhdGlvbnMgYXJlIG5vdCB0cmlnZ2VyZWQgd2hlbiB0aGVyZSBpcyBhIGNvbmZs aWN0CndoZW4gYXBwbHlpbmcgdGhlIHBhdGNoIGZyb20gcGF0Y2h3b3JrIGRpcmVjdGx5LiBJIHVz dWFsbHkgYW5zd2VyCm1hbnVhbGx5IGluIHRoaXMgY2FzZSBidXQgSSBtaWdodCBoYXZlIGZvcmdv dHRlbi4KCkFib3V0IHRoZSBwYXRjaCwgSSBmZWx0IGl0IHdhcyBnb29kIGVub3VnaCBmb3IgbWVy Z2luZywgYW5kIEkgd2FudCB0bwphdm9pZCBhcHBseWluZyBzdWNoIHBhdGNoZXMgcmlnaHQgYmVm b3JlIGZyZWV6aW5nIG91ciBicmFuY2hlcy4gSGVuY2UsCkkgdGVuZCB0byBiZSBtb3JlIGFnZ3Jl c3NpdmUgZWFybGllciBpbiB0aGUgcmVsZWFzZSBjeWNsZXMgYmVjYXVzZSBJCmhhdGUgd2hlbiBt eSBwYXRjaGVzIGdldCBkZWxheWVkIGluZmluaXRlbHkuIFRoZSBvdGhlciBzaWRlIGlzIGEgbW9y ZQpjYXJlZnVsIGFwcHJvYWNoIHdoZW4gLXJjNiBnZXRzIHRhZ2dlZCBzbyB0aGF0IEkgY2FuIGRy b3AgYW55dGhpbmcgd2hpY2gKd291bGQgYmUgY3JhemlseSBicm9rZW4gYmVmb3JlIG91ciAtbmV4 dCBicmFuY2hlcyBhcmUgc3RhbGxlZCwgbGVhZGluZwpmb3IgYW4gdXNlbGVzcyBwdWJsaWMgcmV2 ZXJ0LiBPZiBjb3Vyc2UsIEkgYW0gZnVsbHkgb3BlbiB0byByZW1vdmluZwp0aGlzIHBhdGNoIGZy b20gLW5leHQgaWYgeW91IGV2ZXIgZmVlbCBpdCB3YXMgdG9vIGVhcmx5IGFuZCB3aWxsCmhhcHBp bHkgZ2V0IHJpZCBvZiBpdCBmb3IgdGhpcyByZWxlYXNlOiB3ZSBjYW4gbW92ZSB0aGUgcGF0Y2gg Zm9yIHRoZQpuZXh0IHJlbGVhc2UgaWYgeW91IGFncmVlIG9uIHRoaXMgKGVzcGVjaWFsbHkgc2lu Y2UgaXQgdG91Y2hlcyB0aGUKQUJJKS4KCkNoZWVycywKTWlxdcOobAoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkxpbnV4IE1URCBkaXNjdXNz aW9uIG1haWxpbmcgbGlzdApodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3Rp bmZvL2xpbnV4LW10ZC8K