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From: "Darrick J. Wong" <djwong@kernel.org>
To: Andrey Albershteyn <aalbersh@redhat.com>
Cc: fsverity@lists.linux.dev, linux-xfs@vger.kernel.org,
	ebiggers@kernel.org, linux-fsdevel@vger.kernel.org,
	aalbersh@kernel.org, david@fromorbit.com, hch@lst.de
Subject: Re: [PATCH v2 12/22] xfs: introduce XFS_FSVERITY_CONSTRUCTION inode flag
Date: Mon, 12 Jan 2026 14:42:13 -0800	[thread overview]
Message-ID: <20260112224213.GN15551@frogsfrogsfrogs> (raw)
In-Reply-To: <bfcg5hug75qtvc2psw5yymfoudnz2uda3gg5dfzgnze46hwt6n@u67n3rdzzuo4>

On Mon, Jan 12, 2026 at 03:51:16PM +0100, Andrey Albershteyn wrote:
> Add new flag meaning that merkle tree is being build on the inode.
> 
> Signed-off-by: Andrey Albershteyn <aalbersh@kernel.org>

Seems fine to me, with one nit below
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>

--D

> ---
>  fs/xfs/xfs_inode.h | 6 ++++++
>  1 file changed, 6 insertions(+), 0 deletions(-)
> 
> diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
> index f149cb1eb5..9373bf146a 100644
> --- a/fs/xfs/xfs_inode.h
> +++ b/fs/xfs/xfs_inode.h
> @@ -420,6 +420,12 @@
>   */
>  #define XFS_IREMAPPING		(1U << 15)
>  
> +/*
> + * fs-verity's Merkle tree is under construction. The file is read-only, the
> + * only writes happening is the ones with Merkle tree blocks.

"..the only writes happening are for the fsverity metadata."

since fsverity could in theory someday write more than just a merkle
tree and a descriptor.

--D

> + */
> +#define XFS_VERITY_CONSTRUCTION	(1U << 16)
> +
>  /* All inode state flags related to inode reclaim. */
>  #define XFS_ALL_IRECLAIM_FLAGS	(XFS_IRECLAIMABLE | \
>  				 XFS_IRECLAIM | \
> 
> -- 
> - Andrey
> 
> 

  reply	other threads:[~2026-01-12 22:42 UTC|newest]

Thread overview: 86+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-01-12 14:49 [PATCH v2 0/23] fs-verity support for XFS with post EOF merkle tree Andrey Albershteyn
2026-01-12 14:49 ` [PATCH v2 1/22] fsverity: report validation errors back to the filesystem Darrick J. Wong
2026-01-13  1:29   ` Darrick J. Wong
2026-01-13  8:09     ` Christoph Hellwig
2026-01-13 10:27     ` Andrey Albershteyn
2026-01-13 17:52       ` Darrick J. Wong
2026-01-12 14:49 ` [PATCH v2 2/22] fsverity: expose ensure_fsverity_info() Andrey Albershteyn
2026-01-12 22:05   ` Darrick J. Wong
2026-01-12 14:50 ` [PATCH v2 3/22] iomap: introduce IOMAP_F_BEYOND_EOF Andrey Albershteyn
2026-01-12 22:18   ` Darrick J. Wong
2026-01-12 22:31     ` Darrick J. Wong
2026-01-13 10:39       ` Andrey Albershteyn
2026-01-13  8:12     ` Christoph Hellwig
2026-01-13 10:50       ` Andrey Albershteyn
2026-01-13 16:22         ` Christoph Hellwig
2026-01-13 17:57           ` Darrick J. Wong
2026-01-16 21:52   ` Matthew Wilcox
2026-01-17  2:11     ` Darrick J. Wong
2026-01-12 14:50 ` [PATCH v2 4/22] iomap: allow iomap_file_buffered_write() take iocb without file Andrey Albershteyn
2026-01-12 22:22   ` Darrick J. Wong
2026-01-13  8:15     ` Christoph Hellwig
2026-01-13 10:53       ` Andrey Albershteyn
2026-01-13 16:43       ` Matthew Wilcox
2026-01-14  4:49         ` Matthew Wilcox
2026-01-14  6:41         ` Christoph Hellwig
2026-01-14 16:43           ` Darrick J. Wong
2026-01-12 14:50 ` [PATCH v2 5/22] iomap: integrate fs-verity verification into iomap's read path Andrey Albershteyn
2026-01-12 22:35   ` Darrick J. Wong
2026-01-13 11:16     ` Andrey Albershteyn
2026-01-13 16:23       ` Christoph Hellwig
2026-01-13  8:19   ` Christoph Hellwig
2026-01-12 14:50 ` [PATCH v2 6/22] xfs: add fs-verity ro-compat flag Andrey Albershteyn
2026-01-12 14:50 ` [PATCH v2 7/22] xfs: add inode on-disk VERITY flag Andrey Albershteyn
2026-01-12 14:50 ` [PATCH v2 8/22] xfs: initialize fs-verity on file open and cleanup on inode destruction Andrey Albershteyn
2026-01-12 14:50 ` [PATCH v2 9/22] xfs: don't allow to enable DAX on fs-verity sealed inode Andrey Albershteyn
2026-01-12 14:51 ` [PATCH v2 10/22] xfs: disable direct read path for fs-verity files Andrey Albershteyn
2026-01-13  8:20   ` Christoph Hellwig
2026-01-13 11:22     ` Andrey Albershteyn
2026-01-12 14:51 ` [PATCH v2 11/22] xfs: add verity info pointer to xfs inode Andrey Albershteyn
2026-01-12 22:39   ` Darrick J. Wong
2026-01-13  8:21     ` Christoph Hellwig
2026-01-13 18:02       ` Darrick J. Wong
2026-01-14  6:43         ` Christoph Hellwig
2026-01-12 14:51 ` [PATCH v2 12/22] xfs: introduce XFS_FSVERITY_CONSTRUCTION inode flag Andrey Albershteyn
2026-01-12 22:42   ` Darrick J. Wong [this message]
2026-01-13 11:24     ` Andrey Albershteyn
2026-01-12 14:51 ` [PATCH v2 13/22] xfs: introduce XFS_FSVERITY_REGION_START constant Andrey Albershteyn
2026-01-12 22:46   ` Darrick J. Wong
2026-01-13 12:23     ` Andrey Albershteyn
2026-01-13 18:06       ` Darrick J. Wong
2026-01-14  6:47         ` Christoph Hellwig
2026-01-14  7:59           ` Andrey Albershteyn
2026-01-14 16:50           ` Darrick J. Wong
2026-01-12 14:51 ` [PATCH v2 14/22] xfs: disable preallocations for fsverity Merkle tree writes Andrey Albershteyn
2026-01-12 22:49   ` Darrick J. Wong
2026-01-12 14:51 ` [PATCH v2 15/22] xfs: add writeback and iomap reading of Merkle tree pages Andrey Albershteyn
2026-01-12 22:51   ` Darrick J. Wong
2026-01-13  8:23     ` Christoph Hellwig
2026-01-13 12:31       ` Andrey Albershteyn
2026-01-12 14:51 ` [PATCH v2 16/22] xfs: add fs-verity support Andrey Albershteyn
2026-01-12 23:05   ` Darrick J. Wong
2026-01-13 18:32     ` Andrey Albershteyn
2026-01-14 16:40       ` Darrick J. Wong
2026-01-16 14:52     ` Andrey Albershteyn
2026-01-12 14:51 ` [PATCH v2 17/22] xfs: add fs-verity ioctls Andrey Albershteyn
2026-01-12 14:52 ` [PATCH v2 18/22] xfs: advertise fs-verity being available on filesystem Darrick J. Wong
2026-01-12 14:52 ` [PATCH v2 19/22] xfs: check and repair the verity inode flag state Darrick J. Wong
2026-01-12 14:52 ` [PATCH v2 20/22] xfs: report verity failures through the health system Darrick J. Wong
2026-01-12 14:52 ` [PATCH v2 21/22] xfs: add fsverity traces Andrey Albershteyn
2026-01-12 23:07   ` Darrick J. Wong
2026-01-12 14:52 ` [PATCH v2 22/22] xfs: enable ro-compat fs-verity flag Andrey Albershteyn
2026-01-13 16:36 ` [PATCH v2 0/23] fs-verity support for XFS with post EOF merkle tree Matthew Wilcox
2026-01-13 18:45   ` Andrey Albershteyn
2026-01-14  5:00     ` Matthew Wilcox
2026-01-14  6:15       ` Darrick J. Wong
2026-01-14  8:20         ` Andrey Albershteyn
2026-01-14  9:53           ` Andrey Albershteyn
2026-01-14 16:42             ` Darrick J. Wong
2026-01-19  6:33             ` fsverity metadata offset, was: " Christoph Hellwig
2026-01-19 19:32               ` Eric Biggers
2026-01-19 19:58                 ` Darrick J. Wong
2026-01-20  7:32                   ` Christoph Hellwig
2026-01-20 11:44                     ` Andrey Albershteyn
2026-01-20 17:34                       ` Darrick J. Wong
2026-01-21 15:03                       ` Christoph Hellwig
2026-01-19 20:00                 ` Matthew Wilcox

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