From: Christoph Hellwig <hch@lst.de>
To: "Darrick J. Wong" <djwong@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>, Zorro Lang <zlang@kernel.org>,
fstests@vger.kernel.org, linux-xfs@vger.kernel.org
Subject: Re: [PATCH 3/3] xfs: add a test that mkfs round up realtime subvolume sizes to the zone size
Date: Tue, 16 Dec 2025 06:13:28 +0100 [thread overview]
Message-ID: <20251216051328.GD26237@lst.de> (raw)
In-Reply-To: <20251215192552.GK7725@frogsfrogsfrogs>
On Mon, Dec 15, 2025 at 11:25:52AM -0800, Darrick J. Wong wrote:
> > +# the zone size to create mountable file systems.
>
> What size rt volume does this create? It looks like you're specifying
> an rt zone size of ... (1GB + 52K)?
Yes.
> And testing that mkfs rounds the
> rt volume size down to some multiple of that? Or is it rounding the
> *zone* size down to 1G?
That's it is rounding the RT device sizse down to a multiple of the
zone size, for which we default to 256MiB if not specified.
prev parent reply other threads:[~2025-12-16 5:13 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-15 9:50 various tests for zone aligned RT subvolumes Christoph Hellwig
2025-12-15 9:50 ` [PATCH 1/3] xfs: add a test that zoned file systems with rump RTG can't be mounted Christoph Hellwig
2025-12-15 19:33 ` Darrick J. Wong
2025-12-16 5:12 ` Christoph Hellwig
2025-12-16 19:05 ` Darrick J. Wong
2025-12-15 9:50 ` [PATCH 2/3] xfs: test that RT growfs not aligned to zone size fails Christoph Hellwig
2025-12-15 19:28 ` Darrick J. Wong
2025-12-16 5:12 ` Christoph Hellwig
2025-12-15 9:50 ` [PATCH 3/3] xfs: add a test that mkfs round up realtime subvolume sizes to the zone size Christoph Hellwig
2025-12-15 19:25 ` Darrick J. Wong
2025-12-16 5:13 ` Christoph Hellwig [this message]
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