DMARC-Filter: OpenDMARC Filter v1.4.2 delorie.com 538BpGPs1998067
Authentication-Results: delorie.com; dmarc=pass (p=none dis=none) header.from=cygwin.com
Authentication-Results: delorie.com; spf=pass smtp.mailfrom=cygwin.com
DKIM-Filter: OpenDKIM Filter v2.11.0 delorie.com 538BpGPs1998067
Authentication-Results: delorie.com;
	dkim=pass (1024-bit key, unprotected) header.d=cygwin.com header.i=@cygwin.com header.a=rsa-sha256 header.s=default header.b=pTc8B/g+
X-Recipient: archive-cygwin@delorie.com
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 98B903857BBA
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cygwin.com;
	s=default; t=1744113074;
	bh=XSvH0oDkvKT56UMVJvjCRHZf2wPyccXWxMeerqksIYk=;
	h=Date:To:Subject:References:In-Reply-To:List-Id:List-Unsubscribe:
	 List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc:
	 From;
	b=pTc8B/g+21USPB2EdVwiM//jsCu0vXBdNOjRSIRprsgFjNMKMX62DSHAHLyU/A4dU
	 7JcxPDMgy790q1qQ2p6EbJ00lpDRD87Qo32kCS7Xs2/C/V/5Mi2VCy0nGBOp8XE5eo
	 YjCSszHpu3DBLtoqCqb+fo55YVZ9U7EKHaX5SHKI=
X-Original-To: cygwin@cygwin.com
Delivered-To: cygwin@cygwin.com
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 042933857706
Date: Tue, 8 Apr 2025 13:50:11 +0200
To: cygwin@cygwin.com
Subject: Re: ftruncate() may fail with EISDIR if other process calls open()
Message-ID: <Z_UNc-59s6xRT-2J@calimero.vinschen.de>
Mail-Followup-To: cygwin@cygwin.com
References: <8006969c-037a-14a5-7a27-9572d48d605c@t-online.de>
MIME-Version: 1.0
Content-Disposition: inline
In-Reply-To: <8006969c-037a-14a5-7a27-9572d48d605c@t-online.de>
X-BeenThere: cygwin@cygwin.com
X-Mailman-Version: 2.1.30
Precedence: list
List-Id: General Cygwin discussions and problem reports <cygwin.cygwin.com>
List-Unsubscribe: <https://cygwin.com/mailman/options/cygwin>,
 <mailto:cygwin-request@cygwin.com?subject=unsubscribe>
List-Archive: <https://cygwin.com/pipermail/cygwin/>
List-Post: <mailto:cygwin@cygwin.com>
List-Help: <mailto:cygwin-request@cygwin.com?subject=help>
List-Subscribe: <https://cygwin.com/mailman/listinfo/cygwin>,
 <mailto:cygwin-request@cygwin.com?subject=subscribe>
From: Corinna Vinschen via Cygwin <cygwin@cygwin.com>
Reply-To: cygwin@cygwin.com
Cc: Corinna Vinschen <corinna-cygwin@cygwin.com>
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Errors-To: cygwin-bounces~archive-cygwin=delorie.com@cygwin.com
Sender: "Cygwin" <cygwin-bounces~archive-cygwin=delorie.com@cygwin.com>

On Apr  7 09:59, Christian Franke via Cygwin wrote:
> Found because 'stress-ng --fcntl 2 --verify' reports "ftruncate failed,
> errno=21":

Thanks for the testcase.  I know what happens.  Stay tuned for a patch.


Thanks,
Corinna

-- 
Problem reports:      https://cygwin.com/problems.html
FAQ:                  https://cygwin.com/faq/
Documentation:        https://cygwin.com/docs.html
Unsubscribe info:     https://cygwin.com/ml/#unsubscribe-simple