From: Wols Lists <antlists@youngman.org.uk>
To: Qu Wenruo <quwenruo.btrfs@gmx.com>,
linux-raid@vger.kernel.org,
"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>
Subject: Re: About the md-bitmap behavior
Date: Mon, 20 Jun 2022 10:56:06 +0100 [thread overview]
Message-ID: <06365833-bd91-7dcf-4541-f8e15ed3bef2@youngman.org.uk> (raw)
In-Reply-To: <1704788b-fb7d-b532-4911-238e4f7fd448@gmx.com>
On 20/06/2022 08:56, Qu Wenruo wrote:
>> The write-hole has been addressed with journaling already, and this will
>> be adding a new and not-needed feature - not saying it wouldn't be nice
>> to have, but do we need another way to skin this cat?
>
> I'm talking about the BTRFS RAID56, not md-raid RAID56, which is a
> completely different thing.
>
> Here I'm just trying to understand how the md-bitmap works, so that I
> can do a proper bitmap for btrfs RAID56.
Ah. Okay.
Neil Brown is likely to be the best help here as I believe he wrote a
lot of the code, although I don't think he's much involved with md-raid
any more.
Cheers,
Wol
next prev parent reply other threads:[~2022-06-20 9:56 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-20 7:29 About the md-bitmap behavior Qu Wenruo
2022-06-20 7:48 ` Wols Lists
2022-06-20 7:56 ` Qu Wenruo
2022-06-20 9:56 ` Wols Lists [this message]
2022-06-22 2:15 ` Doug Ledford
2022-06-22 2:37 ` Qu Wenruo
2022-06-22 22:32 ` NeilBrown
2022-06-22 23:00 ` Song Liu
2022-06-23 0:53 ` Qu Wenruo
2022-06-23 0:39 ` Qu Wenruo
2022-06-23 3:32 ` Song Liu
2022-06-23 4:52 ` Qu Wenruo
2022-06-24 0:55 ` Jani Partanen
2022-06-24 1:35 ` Qu Wenruo
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