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From: Christoph Hellwig <hch@infradead.org>
To: John Garry <john.g.garry@oracle.com>
Cc: Ojaswin Mujoo <ojaswin@linux.ibm.com>,
	linux-ext4@vger.kernel.org, Theodore Ts'o <tytso@mit.edu>,
	Ritesh Harjani <ritesh.list@gmail.com>,
	linux-kernel@vger.kernel.org,
	"Darrick J . Wong" <djwong@kernel.org>,
	linux-block@vger.kernel.org, linux-xfs@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, dchinner@redhat.com
Subject: Re: [RFC 0/7] ext4: Allocator changes for atomic write support with DIO
Date: Tue, 12 Dec 2023 05:10:42 -0800	[thread overview]
Message-ID: <ZXhb0tKFvAge/GWf@infradead.org> (raw)
In-Reply-To: <c4cf3924-f67d-4f04-8460-054dbad70b93@oracle.com>

On Tue, Dec 12, 2023 at 07:46:51AM +0000, John Garry wrote:
> It is assumed that the user will fallocate/dd the complete file before
> issuing atomic writes, and we will have extent alignment and length as
> required.

I don't think that's a long time maintainable usage model.

  reply	other threads:[~2023-12-12 13:10 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-30 13:53 [RFC 0/7] ext4: Allocator changes for atomic write support with DIO Ojaswin Mujoo
2023-11-30 13:53 ` [RFC 1/7] iomap: Don't fall back to buffered write if the write is atomic Ojaswin Mujoo
2023-11-30 21:10   ` Dave Chinner
2023-12-01 10:42     ` John Garry
2023-12-01 13:27       ` Matthew Wilcox
2023-12-01 19:06         ` John Garry
2023-12-01 22:07       ` Dave Chinner
2023-12-04  9:02         ` John Garry
2023-12-04 18:17           ` Darrick J. Wong
2023-12-04 18:34             ` John Garry
2023-12-07 12:43         ` John Garry
2023-11-30 13:53 ` [RFC 2/7] ext4: Factor out size and start prediction from ext4_mb_normalize_request() Ojaswin Mujoo
2023-11-30 13:53 ` [RFC 3/7] ext4: add aligned allocation support in mballoc Ojaswin Mujoo
2023-11-30 13:53 ` [RFC 4/7] ext4: allow inode preallocation for aligned alloc Ojaswin Mujoo
2023-11-30 13:53 ` [RFC 5/7] block: export blkdev_atomic_write_valid() and refactor api Ojaswin Mujoo
2023-12-01 10:47   ` John Garry
2023-12-11 10:57     ` Ojaswin Mujoo
2023-11-30 13:53 ` [RFC 6/7] ext4: Add aligned allocation support for atomic direct io Ojaswin Mujoo
2023-11-30 13:53 ` [RFC 7/7] ext4: Support atomic write for statx Ojaswin Mujoo
2023-12-04 10:36 ` [RFC 0/7] ext4: Allocator changes for atomic write support with DIO John Garry
2023-12-04 13:38   ` Ojaswin Mujoo
2023-12-04 14:44     ` John Garry
2023-12-11 10:54       ` Ojaswin Mujoo
2023-12-12  7:46         ` John Garry
2023-12-12 13:10           ` Christoph Hellwig [this message]
2023-12-12 15:16             ` Theodore Ts'o
2023-12-12 15:19               ` Christoph Hellwig
2023-12-12 16:10             ` John Garry
2023-12-13  5:59           ` Ojaswin Mujoo
2023-12-13  9:17             ` John Garry
2023-12-13  6:42         ` Ojaswin Mujoo
2023-12-13  9:20           ` John Garry

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