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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?
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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...

- Raw text -