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
prev parent 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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