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From: Supercilious Dude <supercilious.dude@gmail.com>
To: Qu Wenruo <quwenruo.btrfs@gmx.com>
Cc: DanglingPointer <danglingpointerexception@gmail.com>,
	linux-btrfs@vger.kernel.org
Subject: Re: RAID56 Warning on "multiple serious data-loss bugs"
Date: Mon, 28 Jan 2019 15:23:28 +0000
Message-ID: <CAGmvKk7yMOUJWbzro-=+DdzgMpo71vi7+QaCWu4LYcibBAzhrg@mail.gmail.com> (raw)
In-Reply-To: <59a60289-1130-27b4-960b-9014fc8d68e8@gmx.com>

On Mon, 28 Jan 2019 at 01:18, Qu Wenruo <quwenruo.btrfs@gmx.com> wrote:
>
> So for current upstream kernel, there should be no major problem despite
> write hole.


Can you please elaborate on the implications of the write-hole? Does
it mean that the transaction currently in-flight might be lost but the
filesystem is otherwise intact? How does it interact with data and
metadata being stored with a different profile (one with write hole
and one without)?

Thanks

  reply index

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-26 11:45 DanglingPointer
2019-01-26 12:07 ` waxhead
2019-01-26 14:05   ` Remi Gauvin
2019-01-28  0:52 ` Qu Wenruo
2019-01-28 15:23   ` Supercilious Dude [this message]
2019-01-28 16:24     ` Adam Borowski
2019-01-28 22:07   ` DanglingPointer
2019-01-28 22:52     ` Remi Gauvin
2019-01-29 19:02       ` Chris Murphy
2019-01-29 19:47         ` Goffredo Baroncelli
2019-01-30  1:41           ` DanglingPointer
2019-02-01 18:45         ` Remi Gauvin
2019-01-29  1:46     ` Qu Wenruo

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