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 0F929D49205 for ; Mon, 18 Nov 2024 10:15:54 +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=arADhc9RO38Jpa8mTG/3Y491QTkCAonYwphs5biqWU8=; b=afrBtebksRs8px PGY9vP73GfHqrPWIxwn9DtCOLUnq6jBMLcqhdPzQiPFE0HxUwtc9XqwkS9ltBUzTWWjfLpEr3pHiQ CkSesDCJt2OAmwILj0BK1ibYnCSJXsPJoDYBF7u2g6GJJ7gVX+pR7GSWXELHughyaTqmRVtNXyAQM 6eTTA3ZqHwTfEIj8VNpSMcYg18z1wt0Etb5cu0aJ9z5VjJVBieNmO+m7BYKsCAUI3Svj+JaJWqlgf Za1C4/VZMjQjFbh3LX9u9BU3JRCm+vJZUrHWeTvtD6jRu1MY902c18PyPpIACb5Li4soBWwV+iVuY REoOYU72V4I++kL9rZeA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tCynQ-000000092oT-0uDE; Mon, 18 Nov 2024 10:15:52 +0000 Received: from relay3-d.mail.gandi.net ([2001:4b98:dc4:8::223]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tCymg-000000092gA-41Ec for linux-mtd@lists.infradead.org; Mon, 18 Nov 2024 10:15:09 +0000 Received: by mail.gandi.net (Postfix) with ESMTPSA id 525706000D; Mon, 18 Nov 2024 10:15:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1731924903; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Fj2uUiFmkbeg5lVUVotw2IvijW0/06lt3zzXM5D2Ujw=; b=W/gS2zREqtrfpNSW72krlOAfn9iQRConqSvn+kdOfPrTcQB8GJzFhSg2+P0NscuMYeXgzV S/FpK1uNsYgCprZjbE883iThzxF5F3yIU7xGz5Xvc5mbj4BPsM9KliPc3kX5nN8ksSycaw mBXuPAMXuMjbnjKIZIv6KQQlFCygbphfp0VCxORF/2cNNkXkDruMBgvGwoGo6Gc1FwUe7m hePPjRcHA8UBPIxuqYTcK/4uEP3dhd1P1MvNlf/eyDv8ABbuJpxvqvyb1uhjNcgc4Wdmm8 qvrufwDD6ScN1oZGZhG4tuuXFFVaXteHCmSy0y3a+LjhvC/hExlStSTE9Dj+3Q== From: Miquel Raynal To: Andreas Oetken Cc: Andreas Oetken , Richard Weinberger , Vignesh Raghavendra , linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v1] mtd: core/part: trying to delete partition with usecount > 0 corrupt partition In-Reply-To: <20241115085516.1852668-1-andreas.oetken@siemens-energy.com> (Andreas Oetken's message of "Fri, 15 Nov 2024 09:55:13 +0100") References: <20241115085516.1852668-1-andreas.oetken@siemens-energy.com> User-Agent: mu4e 1.12.1; emacs 29.4 Date: Mon, 18 Nov 2024 11:15:00 +0100 Message-ID: <87ldxg26hn.fsf@bootlin.com> MIME-Version: 1.0 X-GND-Sasl: miquel.raynal@bootlin.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241118_021507_139130_8D863FFF X-CRM114-Status: UNSURE ( 7.36 ) X-CRM114-Notice: Please train this message. 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 SGkgQW5kcmVhcywKCk9uIDE1LzExLzIwMjQgYXQgMDk6NTU6MTMgKzAxLCBBbmRyZWFzIE9ldGtl biA8ZW5ub2VybGFuZ2VuQGdtYWlsLmNvbT4gd3JvdGU6Cgo+IENoZWNrIGZvciB1c2Vjb3VudCBi ZWZvcmUgZGVsZXRpbmcgZGVidWdmcyBhbmQgc3lzZnMgZW50cmllcy4KPiBPdGhlcndpc2UgZGVs ZXRpbmcgdGhlIHBhcnRpdGlvbiBhIHNlY29uZCB0aW1lIGxlYWRzIHRvIGEga2VybmVsCj4gcGFu aWMuCgpXaGF0IGtlcm5lbCB2ZXJzaW9uIGFyZSB5b3UgdXNpbmc/IEkgYmVsaWV2ZSB0aGlzIGJ1 ZyBubyBsb25nZXIgZXhpc3RzCmluIG1haW5saW5lLiBMZXQgbWUga25vdyBpZiBJIGRpc3JlZ2Fy ZGVkIHNvbWV0aGluZyB0aG91Z2guCgpUaGFua3MgZm9yIHRoZSBwYXRjaCBhbnl3YXksIGl0IHdh cyBjbGVhbi4KCkNoZWVycywKTWlxdcOobAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCkxpbnV4IE1URCBkaXNjdXNzaW9uIG1haWxpbmcgbGlz dApodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LW10ZC8K From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay3-d.mail.gandi.net (relay3-d.mail.gandi.net [217.70.183.195]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7C560E55B for ; Mon, 18 Nov 2024 10:15:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.195 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731924913; cv=none; b=HcbWDkj+i3kAJvIkpZGs7dcE8qUzLWBCvD+K4NCo02SwZlrb8nHuuiTrykFnXchE0p6GhgnCcHDweW4hk+wqQdG4VhFWW66Z0V+WaahGSM0dldWD2MXFMUfCK3wsyA8lQWWWI9bvhzigoFf5kh4hB6pnFNbAGWMdye3cjDZ4fjU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731924913; c=relaxed/simple; bh=Fj2uUiFmkbeg5lVUVotw2IvijW0/06lt3zzXM5D2Ujw=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=fJh2Xu3QHFrxIE5Eh+wiPYQtjLVflaHlfU0KdRdlUe9uMw/GzBsn1gPZ+c0HNTyvueboFY9X7WAAFvXGbkyH0wrMpjpSj5TfA5PTelvgpfN4e8mh7Ax9WXoeiccb+srJBWibR0yHQwZeR34UGE47KHLcnu0FwE5wNeb98k72ypo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=W/gS2zRE; arc=none smtp.client-ip=217.70.183.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="W/gS2zRE" Received: by mail.gandi.net (Postfix) with ESMTPSA id 525706000D; Mon, 18 Nov 2024 10:15:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1731924903; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Fj2uUiFmkbeg5lVUVotw2IvijW0/06lt3zzXM5D2Ujw=; b=W/gS2zREqtrfpNSW72krlOAfn9iQRConqSvn+kdOfPrTcQB8GJzFhSg2+P0NscuMYeXgzV S/FpK1uNsYgCprZjbE883iThzxF5F3yIU7xGz5Xvc5mbj4BPsM9KliPc3kX5nN8ksSycaw mBXuPAMXuMjbnjKIZIv6KQQlFCygbphfp0VCxORF/2cNNkXkDruMBgvGwoGo6Gc1FwUe7m hePPjRcHA8UBPIxuqYTcK/4uEP3dhd1P1MvNlf/eyDv8ABbuJpxvqvyb1uhjNcgc4Wdmm8 qvrufwDD6ScN1oZGZhG4tuuXFFVaXteHCmSy0y3a+LjhvC/hExlStSTE9Dj+3Q== From: Miquel Raynal To: Andreas Oetken Cc: Andreas Oetken , Richard Weinberger , Vignesh Raghavendra , linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v1] mtd: core/part: trying to delete partition with usecount > 0 corrupt partition In-Reply-To: <20241115085516.1852668-1-andreas.oetken@siemens-energy.com> (Andreas Oetken's message of "Fri, 15 Nov 2024 09:55:13 +0100") References: <20241115085516.1852668-1-andreas.oetken@siemens-energy.com> User-Agent: mu4e 1.12.1; emacs 29.4 Date: Mon, 18 Nov 2024 11:15:00 +0100 Message-ID: <87ldxg26hn.fsf@bootlin.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-GND-Sasl: miquel.raynal@bootlin.com Hi Andreas, On 15/11/2024 at 09:55:13 +01, Andreas Oetken wrot= e: > Check for usecount before deleting debugfs and sysfs entries. > Otherwise deleting the partition a second time leads to a kernel > panic. What kernel version are you using? I believe this bug no longer exists in mainline. Let me know if I disregarded something though. Thanks for the patch anyway, it was clean. Cheers, Miqu=C3=A8l