X-Recipient: archive-cygwin AT delorie DOT com
DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:date:from:reply-to:message-id:to:subject
	:in-reply-to:references:mime-version:content-type
	:content-transfer-encoding; q=dns; s=default; b=S3n2klIJg+1Kp6c0
	UW6nM5i5yG7T3z2vyTS49MH2a4p7IFhQ3KwJuDo3ORZGVcSE+gX+8ztblHh63CVR
	oh88GVN+w6rf7nDNZKbN1yK5oixJrnNZK8OATt/6rp60Yg9w64fupXDt28uPqaWc
	0v3hE69UmXC8ic9IULviriy7hZI=
DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:date:from:reply-to:message-id:to:subject
	:in-reply-to:references:mime-version:content-type
	:content-transfer-encoding; s=default; bh=1fK+W1QsY3AyrNzKN6vbD8
	Zs7fQ=; b=EpxwQ2lkuPqymLo3wZ7VaTODGGAJI9DKmHfENC6iQT1sNUEU8FIWtw
	2JkNYN+D4BTLi9jicIAKVVwKNPUPLB6BrhDMrM0X9IHc/+yppOcIEmbbnvCumT61
	zNRnpog+cPWnx/KIJlEhcwEpcHFWmygFsIA8yYl2YOo6+azBYtyJU=
Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id: <cygwin.cygwin.com>
List-Subscribe: <mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive: <http://sourceware.org/ml/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender: cygwin-owner AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
Delivered-To: mailing list cygwin AT cygwin DOT com
Authentication-Results: sourceware.org; auth=none
X-Virus-Found: No
X-Spam-SWARE-Status: Yes, score=5.7 required=5.0 tests=AWL,BAYES_99,BAYES_999,FREEMAIL_FROM,KAM_THEBAT,MIME_BASE64_BLANKS,SPF_SOFTFAIL autolearn=no version=3.3.2
X-HELO: smtp.ht-systems.ru
Date: Tue, 15 Sep 2015 06:46:30 +0300
From: Andrey Repin <anrdaemon AT yandex DOT ru>
Reply-To: cygwin AT cygwin DOT com
Message-ID: <110723294.20150915064630@yandex.ru>
To: Warren Young <wyml AT etr-usa DOT com>, cygwin AT cygwin DOT com
Subject: Re: Error accessing mapped drive >2TB?
In-Reply-To: <712A87EA-64C7-4033-BE7F-39C8C8D527EB@etr-usa.com>
References: <CA+2x6-L_pqdN6PHE0c15hcmrmB66Z75Hz95cH+dbcn4yXuVZNg AT mail DOT gmail DOT com>   <712A87EA-64C7-4033-BE7F-39C8C8D527EB AT etr-usa DOT com>
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
X-IsSubscribed: yes
Content-Transfer-Encoding: 8bit
X-MIME-Autoconverted: from base64 to 8bit by delorie.com id t8F3oPpv031078

Greetings, Warren Young!

>> The only thing I can think of is that the 2nd drive is >2TB.

> The same thing happens here with a 3.1 TB Fusion drive and a 500 GB
> external drive, so no, I don’t think the volume size is the real issue.

> I assume you are seeing the same thing that I am, that Explorer shows the
> root contents of both drives just fine?

> When I strace’d an ls of one of these root shares here, I got 764 lines
> of…emissions, of which this section seems the most interesting to me:

> 1051  263166 [main] ls 4720 stat64: entering
>   625  263791 [main] ls 4720 normalize_posix_path: src /p
>   609  264400 [main] ls 4720 normalize_posix_path: /p = normalize_posix_path (/p)
>   630  265030 [main] ls 4720 mount_info::conv_to_win32_path: conv_to_win32_path (/p)
>   653  265683 [main] ls 4720 mount_info::cygdrive_win32_path: src '/p', dst 'P:\'
>   668  266351 [main] ls 4720 set_flags: flags: binary (0x2)
>   674  267025 [main] ls 4720 mount_info::conv_to_win32_path: src_path /p, dst P:\, flags 0x4022, rc 0
>  1168  268193 [main] ls 4720 symlink_info::check: 0x0 = NtCreateFile (\??\P:\)
> 10641  278834 [main] ls 4720 symlink_info::check_reparse_point:
> NtFsControlFile(FSCTL_GET_REPARSE_POINT) failed, 0xC0000275
>   839  279673 [main] ls 4720 symlink_info::check: not a symlink
>  1049  280722 [main] ls 4720 symlink_info::check: 0 = symlink.check(P:\, 0x24B620) (0x4022)
>   655  281377 [main] ls 4720 path_conv::check: this->path(P:\), has_acls(0)
>   640  282017 [main] ls 4720 stat_worker: got 5 error from path_conv
>   757  282774 [main] ls 4720 __set_errno: int stat_worker(path_conv&, stat*):1933 setting errno 5
>   714  283488 [main] ls 4720 stat_worker: -1 = (\??\P:\,0x600042080)

> Why errno 5 from path_conv?

> Yes, I am one of those evil people who edit cygdrive out of /etc/fstab so I can use /x, where x=drive letter. :)

That's an interesting point... can you walk me through your setup, so I could
try to recreate the issue?
Or is this Mac-specific?


-- 
With best regards,
Andrey Repin
Tuesday, September 15, 2015 06:45:22

Sorry for my terrible english...