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From: Duncan <1i5t5.duncan@cox.net>
To: linux-btrfs@vger.kernel.org
Subject: Re: [PATCH v3 2/2] btrfs-progs: doc: add description of missing and example of device remove
Date: Tue, 17 Oct 2017 03:50:42 +0000 (UTC)	[thread overview]
Message-ID: <pan$737d1$a91e4047$e60af25f$fab8213e@cox.net> (raw)
In-Reply-To: bffa9bb9-bd2b-90b7-9517-f728bbbeb543@jp.fujitsu.com

Misono, Tomohiro posted on Tue, 17 Oct 2017 10:45:58 +0900 as excerpted:

> On 2017/10/16 18:22, Nikolay Borisov wrote:
>> 
>> 
>> On 16.10.2017 07:56, Misono, Tomohiro wrote:
>>>
>>> 1. Add explanation of 'missing' for 'device remove'. This is only
>>> written in wikipage currently.

>>> +++ b/Documentation/btrfs-device.asciidoc

>> Also, what happens if there are 2 or more devices missing, will those
>> be deleted as well or just the first device? If all missing devices are
>> handled then this needs to be reflected in the documentation.

> How about adding a note in the end?:
> ===
>  If filesystem is mounted in degraded mode (-o degraded), special term
>  "missing" can be used for <device>. In that case, the first device that
>  is described by the filesystem metadata, but not present at the mount
>  time will be removed.
> 
>  NOTE: In most cases, there is only one missing device in degraded mode,
>  otherwise mount fails. If there are two or more devices missing (e.g.
>  possible in RAID 6), you need specify "missing" as many times as the
>  number of missing devices to remove all of them.
> ===

LGTM. =:^)

-- 
Duncan - List replies preferred.   No HTML msgs.
"Every nonfree program has a lord, a master --
and if you use the program, he is your master."  Richard Stallman


      reply	other threads:[~2017-10-17  3:51 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-16  4:55 [PATCH v3 0/2] btrfs-progs: doc: update btrfs device remove Misono, Tomohiro
2017-10-16  4:56 ` [PATCH v3 1/2] btrfs-progs: device: add description of alias to help message Misono, Tomohiro
2017-10-16  4:56 ` [PATCH v3 2/2] btrfs-progs: doc: add description of missing and example of device remove Misono, Tomohiro
2017-10-16  9:22   ` Nikolay Borisov
2017-10-17  1:45     ` Misono, Tomohiro
2017-10-17  3:50       ` Duncan [this message]

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