From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <schwab@suse.de>
Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.220.28])
	by sourceware.org (Postfix) with ESMTPS id 03D01385842B
	for <libc-alpha@sourceware.org>; Mon, 19 Sep 2022 08:26:28 +0000 (GMT)
DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 03D01385842B
Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=suse.de
Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=suse.de
Received: from relay2.suse.de (relay2.suse.de [149.44.160.134])
	by smtp-out1.suse.de (Postfix) with ESMTP id 3044022420;
	Mon, 19 Sep 2022 08:26:27 +0000 (UTC)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa;
	t=1663575987; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:
	 mime-version:mime-version:content-type:content-type:
	 in-reply-to:in-reply-to:references:references;
	bh=ww3nHSEt/oj/5SANZgLSQsfbf1ysiGh+eV1ZD+9Xisw=;
	b=bmsftHLZdJVZJD2ngndfyvo/GgFjbO4CnFC0jLpfW33bG0a/Fm4QPuvBJfrfl3lTTneqe6
	h4OAUlcjYtR16MCK/nLebIH+YzYOdIjXPXW41LRMIlUEARgjStnWfRhQHlyiVzmJ0wBhcc
	ZNVhu+l90bunUx05P7B/a325GnKPEh8=
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de;
	s=susede2_ed25519; t=1663575987;
	h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:
	 mime-version:mime-version:content-type:content-type:
	 in-reply-to:in-reply-to:references:references;
	bh=ww3nHSEt/oj/5SANZgLSQsfbf1ysiGh+eV1ZD+9Xisw=;
	b=4FM6HPCbCVXVcOr8gNko6LGzKR68W+WZXPpd5TEvWrZ8NcJlWzeCaljXZ3EIoJP7zzjO6h
	ARiYe1011fpKpvDA==
Received: from hawking.suse.de (unknown [10.168.4.11])
	by relay2.suse.de (Postfix) with ESMTP id 2A0572C141;
	Mon, 19 Sep 2022 08:26:27 +0000 (UTC)
Received: by hawking.suse.de (Postfix, from userid 17005)
	id 2210D44021C; Mon, 19 Sep 2022 10:26:23 +0200 (CEST)
From: Andreas Schwab <schwab@suse.de>
To: Florian Weimer via Libc-alpha <libc-alpha@sourceware.org>
Cc: Florian Weimer <fweimer@redhat.com>
Subject: Re: [PATCH] Linux: Do not skip d_ino == 0 entries in readdir,
 readdir64 (bug 12165)
References: <87o7vbj1kz.fsf@oldenburg.str.redhat.com>
X-Yow: Okay..  I'm going home to write the ``I HATE RUBIK's CUBE
 HANDBOOK FOR DEAD CAT LOVERS''..
Date: Mon, 19 Sep 2022 10:26:22 +0200
In-Reply-To: <87o7vbj1kz.fsf@oldenburg.str.redhat.com> (Florian Weimer via
	Libc-alpha's message of "Mon, 19 Sep 2022 08:54:52 +0200")
Message-ID: <mvmy1ufrcr5.fsf@suse.de>
User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux)
MIME-Version: 1.0
Content-Type: text/plain
X-Spam-Status: No, score=-3.0 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org
List-Id: <libc-alpha.sourceware.org>

On Sep 19 2022, Florian Weimer via Libc-alpha wrote:

> -	  if (bytes <= 0)
> -	    {
> -	      /* On some systems getdents fails with ENOENT when the

Shouldn't that be "some file systems"?

> -		 open directory has been rmdir'd already.  POSIX.1
> -		 requires that we treat this condition like normal EOF.  */
> -	      if (bytes < 0 && errno == ENOENT)
> -		bytes = 0;
> -
> -	      /* Don't modifiy errno when reaching EOF.  */
> -	      if (bytes == 0)
> -		__set_errno (saved_errno);
> -	      dp = NULL;
> -	      break;
> -	    }
> -	  dirp->size = (size_t) bytes;
> -
> -	  /* Reset the offset into the buffer.  */
> -	  dirp->offset = 0;
> +	  /* Linux fails with ENOENT if IS_DEADDIR is true for the

What is IS_DEADDIR?

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."