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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id D5A18FF8860 for ; Mon, 27 Apr 2026 13:39:41 +0000 (UTC) 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:Message-ID:Date:References :In-Reply-To:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=iwJxZOiWpe1jNwG8Kne8j3YNPAWdDvwWrr3vaJ++tGM=; b=1ew8njm9/nq+Dr ywlWZPkULRwhV7GCTIgmiHJkPPWQHRVtyun5IYzv9IS07o75CwAGTIzpdQcTA2YSt7Avk+WHJTFtZ 7131ehClMFfOtf59LNlWdigm5XoCfjANyX1GRlO60PyE+beX7+Uu7lWNXn15MIeYoWZu+XlWTyj3z JYl29LqQa8nwlQCE3YgJtIEuLzJF7IyL3xmhvD2a+JDpFImlonj7e1fMAqF+9imMnsnw5fnSg1IUX 7N9kKjtLKE7Cxd4cuBnkDCcv4Y7Tg1Brn4CbxTEiizM9AO1SYlTBrWnxjbAdAWtN7ruqFF2BIV+Go PMAMtNPoru1UMe8vio2Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wHMBV-0000000H0vB-0q9I; Mon, 27 Apr 2026 13:39:37 +0000 Received: from smtpout-02.galae.net ([185.246.84.56]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wHMBR-0000000H0u1-2nTz for linux-mtd@lists.infradead.org; Mon, 27 Apr 2026 13:39:35 +0000 Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-02.galae.net (Postfix) with ESMTPS id 480EF1A3444; Mon, 27 Apr 2026 13:39:31 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id 1EE3C600D1; Mon, 27 Apr 2026 13:39:31 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id BAC70107281FE; Mon, 27 Apr 2026 15:39:25 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1777297170; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=u0HjnDBlJRHnuFJtZhpcX7G+V9nt/9IjO9ARqXr88uE=; b=0BnMPsQ1Mmc9LvCCnGpqxVA1xDxrZqHjoeHF9/iGUyJIV3DgfY5EnNblpDt+Gi4wIq2/m2 W7L2mdfEIpgUxtwz2M6bS2ibD5Vtiz4JFkdlVpzcwrAW55TssuDA+0+C9Ycl6S9LdfA7Zv gyC9kDdAvQHGS8BYWzZ9y8BPNdQfrZKAwN56HqsRT6GCJsjOhMN1T9ykLnd4phHO2NuVTx KD1B0MM5zBC7RpaWcHIdaWKSrMFuN5Ro0MawTW3n6h6zeB3gSDYL7WYYARytouoRgFp2SI 8Ezvjq7bIs7hBIdKez/Zy9em8tj3DAAPxNRgWHHHDb37reO14YW1XFdCFXM9TA== From: Miquel Raynal To: Cc: , , , , , , , , , , Subject: Re: [PATCH v4 17/27] mtd: spi-nor: debugfs: Add locking support In-Reply-To: (Takahiro Kuwano's message of "Fri, 10 Apr 2026 04:39:22 +0000") References: <20260403-winbond-v6-18-rc1-spi-nor-swp-v4-0-833dab5e7288@bootlin.com> <20260403-winbond-v6-18-rc1-spi-nor-swp-v4-17-833dab5e7288@bootlin.com> User-Agent: mu4e 1.12.7; emacs 30.2 Date: Mon, 27 Apr 2026 15:39:27 +0200 Message-ID: <87h5owh69c.fsf@bootlin.com> MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260427_063933_849866_5F4074D7 X-CRM114-Status: GOOD ( 11.07 ) 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 SGVsbG8gU1BJIE5PUiBmb2tzLAoKT24gMTAvMDQvMjAyNiBhdCAwNDozOToyMiBHTVQsIDxUYWth aGlyby5LdXdhbm9AaW5maW5lb24uY29tPiB3cm90ZToKCj4+IFRoZSBpb2N0bCBvdXRwdXQgbWF5 IGJlIGNvdW50ZXIgaW50dWl0aXZlIGluIHNvbWUgY2FzZXMuIEFza2luZyBmb3IgYQo+PiAibG9j a2VkIHN0YXR1cyIgb3ZlciBhIHJlZ2lvbiB0aGF0IGlzIG9ubHkgcGFydGlhbGx5IGxvY2tlZCB3 aWxsIHJldHVybgo+PiAidW5sb2NrZWQiIHdoZXJlYXMgaW4gcHJhY3RpY2UgbWF5YmUgdGhlIGJp Z2dlc3QgcGFydCBpcyBhY3R1YWxseQo+PiBsb2NrZWQuCj4+IAo+PiBLbm93aW5nIHdoYXQgaXMg dGhlIHJlYWwgc29mdHdhcmUgbG9ja2luZyBzdGF0ZSB0aHJvdWdoIGRlYnVnZnMgd291bGQgYmUK Pj4gdmVyeSBjb252ZW5pZW50IGZvciBkZXZlbG9wbWVudC9kZWJ1Z2dpbmcgcHVycG9zZXMsIGhl bmNlIHRoaXMgcHJvcG9zYWwKPj4gZm9yIGFkZGluZyBhbiBleHRyYSBibG9jayBhdCB0aGUgZW5k IG9mIHRoZSBmaWxlOiBhICJsb2NrZWQgc2VjdG9ycyIKPj4gYXJyYXkgd2hpY2ggbGlzdHMgZXZl cnkgc2VjdGlvbiwgaWYgaXQgaXMgbG9ja2VkIG9yIG5vdCwgc2hvd2luZyBib3RoCj4+IHRoZSBh ZGRyZXNzIHJhbmdlcyBhbmQgdGhlIHNpemVzIGluIG51bWJlcnMgb2YgYmxvY2tzLgo+PiAKPj4g SGVyZSBpcyBhbiBleGFtcGxlIG9mIG91dHB1dCwgd2hhdCBpcyBhZnRlciB0aGUgInNlY3RvciBt YXAiIGlzIG5ldy4KPj4gCj4+ICQgY2F0IC9zeXMva2VybmVsL2RlYnVnL3NwaS1ub3Ivc3BpMC4w L3BhcmFtcwo+PiBuYW1lICAgICAgICAgICAgKG51bGwpCj4+IGlkICAgICAgICAgICAgICBlZiBh MCAyMCAwMCAwMCAwMAo+PiBzaXplICAgICAgICAgICAgNjQuMCBNaUIKPj4gd3JpdGUgc2l6ZSAg ICAgIDEKPj4gcGFnZSBzaXplICAgICAgIDI1Ngo+PiBhZGRyZXNzIG5ieXRlcyAgNAo+PiBmbGFn cyAgICAgICAgICAgSEFTX1NSX1RCIHwgNEJfT1BDT0RFUyB8IEhBU180QkFJVCB8IEhBU19MT0NL IHwgSEFTXzE2QklUX1NSIHwgSEFTX1NSX1RCX0JJVDYgfCBIQVNfNEJJVF9CUCB8Cj4+IFNPRlRf UkVTRVQgfCBOT19XUAo+PiAKPj4gb3Bjb2Rlcwo+PiAgcmVhZCAgICAgICAgICAgMHhlYwo+PiAg IGR1bW15IGN5Y2xlcyAgNgo+PiAgZXJhc2UgICAgICAgICAgMHhkYwo+PiAgcHJvZ3JhbSAgICAg ICAgMHgzNAo+PiAgOEQgZXh0ZW5zaW9uICAgbm9uZQo+PiAKPj4gcHJvdG9jb2xzCj4+ICByZWFk ICAgICAgICAgICAxUy00Uy00Uwo+PiAgd3JpdGUgICAgICAgICAgMVMtMVMtNFMKPj4gIHJlZ2lz dGVyICAgICAgIDFTLTFTLTFTCj4+IAo+PiBlcmFzZSBjb21tYW5kcwo+PiAgMjEgKDQuMDAgS2lC KSBbMV0KPj4gIGRjICg2NC4wIEtpQikgWzNdCj4+ICBjNyAoNjQuMCBNaUIpCj4+IAo+PiBzZWN0 b3IgbWFwCj4+ICByZWdpb24gKGluIGhleCkgICB8IGVyYXNlIG1hc2sgfCBvdmVybGFpZAo+PiAg LS0tLS0tLS0tLS0tLS0tLS0tKy0tLS0tLS0tLS0tLSstLS0tLS0tLS0KPj4gIDAwMDAwMDAwLTAz ZmZmZmZmIHwgICAgIFsgICAzXSB8IG5vCj4+IAo+PiBsb2NrZWQgc2VjdG9ycwo+PiAgcmVnaW9u IChpbiBoZXgpICAgfCBzdGF0dXMgICB8ICNibG9ja3MKPj4gIC0tLS0tLS0tLS0tLS0tLS0tLSst LS0tLS0tLS0tKy0tLS0tLS0tCj4+ICAwMDAwMDAwMC0wM2ZmZmZmZiB8IHVubG9ja2VkIHwgMTAy NAo+PiAKPj4gU2lnbmVkLW9mZi1ieTogTWlxdWVsIFJheW5hbCA8bWlxdWVsLnJheW5hbEBib290 bGluLmNvbT4KCkkgZG9uJ3Qgd2FudCB0byBiZSB0b28gcHVzaHkgYnV0IHRoaXMgc2VyaWVzIGhh cyBiZWVuIHBlbmRpbmcgZm9yIGEKd2hpbGUsIHRoZXJlIGFyZSByZWFsIGZpeGVzIGluc2lkZSwg aXQgKElNTykgZ3JlYXRseSBpbXByb3ZlIHRoZQpkb2N1bWVudGF0aW9uLCBhZGRzIGEgdGVzdGlu ZyBwcm9jZWR1cmUsIGdpdmVzIGEgZnJpZW5kbHkgaW50ZXJmYWNlIHRvCnVuZGVyc3RhbmQgd2hh dCBpcyBsb2NrZWQsIGV0Yy4gSSBhbSB3b3JraW5nIG9uIGNsYXJpZnlpbmcgYW5kIGltcHJvdmlu Zwp0aGUgV2luYm9uZCB2ZW5kb3IgZHJpdmVyIGV2ZW4gbW9yZSBub3cgYW5kIEkgbmVlZCB0aGVz ZSBjaGFuZ2VzIHRvIGdldAppbiBmb3IgdGhlIGNsZWFudXAgdG8gY29udGludWUuIENhbiBzb21l b25lIGJ1bXAgc3BpLW5vci9uZXh0IG9uIHRvcCBvZgp2Ny4xLXJjMSBhbmQgYXBwbHkgdGhpcz8g VW5sZXNzIHRoZXJlIGFyZSBtb3JlIGNoYW5nZXMsIG9mIGNvdXJzZS4KClRoYW5rcyBhIGxvdCEK TWlxdcOobAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCkxpbnV4IE1URCBkaXNjdXNzaW9uIG1haWxpbmcgbGlzdApodHRwOi8vbGlzdHMuaW5m cmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LW10ZC8K