From: Christoph Hellwig <hch@infradead.org>
To: Chuck Lever <cel@kernel.org>
Cc: NeilBrown <neil@brown.name>, Jeff Layton <jlayton@kernel.org>,
Olga Kornievskaia <okorniev@redhat.com>,
Dai Ngo <dai.ngo@oracle.com>, Tom Talpey <tom@talpey.com>,
linux-nfs@vger.kernel.org, Chuck Lever <chuck.lever@oracle.com>,
Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH v7 08/14] NFSD: Remove alignment size checking
Date: Mon, 27 Oct 2025 01:09:26 -0700 [thread overview]
Message-ID: <aP8otlrPH3DerSR-@infradead.org> (raw)
In-Reply-To: <20251024144306.35652-9-cel@kernel.org>
On Fri, Oct 24, 2025 at 10:43:00AM -0400, Chuck Lever wrote:
> From: Chuck Lever <chuck.lever@oracle.com>
>
> The current set of in-tree file systems do not support alignments
> larger than a PAGE, so this check is unnecessary.
XFS does, although your won't find production hardware with > 4k
blocks as far as I can tell. The reason to drop this check was
to not arbitrarily exclude them for no reason.
next prev parent reply other threads:[~2025-10-27 8:09 UTC|newest]
Thread overview: 87+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-24 14:42 [PATCH v7 00/14] NFSD: Implement NFSD_IO_DIRECT for NFS WRITE Chuck Lever
2025-10-24 14:42 ` [PATCH v7 01/14] NFSD: Make FILE_SYNC WRITEs comply with spec Chuck Lever
2025-10-24 15:21 ` Jeff Layton
2025-10-27 8:02 ` Christoph Hellwig
2025-10-24 14:42 ` [PATCH v7 02/14] NFSD: Enable return of an updated stable_how to NFS clients Chuck Lever
2025-10-27 8:03 ` Christoph Hellwig
2025-10-24 14:42 ` [PATCH v7 03/14] NFSD: Refactor nfsd_vfs_write() Chuck Lever
2025-10-27 8:04 ` Christoph Hellwig
2025-10-24 14:42 ` [PATCH v7 04/14] NFSD: Implement NFSD_IO_DIRECT for NFS WRITE Chuck Lever
2025-10-24 17:12 ` Mike Snitzer
2025-10-24 17:24 ` Chuck Lever
2025-10-26 0:03 ` kernel test robot
2025-10-26 1:16 ` kernel test robot
2025-10-24 14:42 ` [PATCH v7 05/14] NFSD: @stable for direct writes is always NFS_FILE_SYNC Chuck Lever
2025-10-24 15:22 ` Jeff Layton
2025-10-24 15:23 ` Chuck Lever
2025-10-27 8:05 ` Christoph Hellwig
2025-10-27 13:23 ` Chuck Lever
2025-10-27 13:27 ` Christoph Hellwig
2025-10-27 14:31 ` Mike Snitzer
2025-10-27 14:36 ` Christoph Hellwig
2025-10-27 14:58 ` Mike Snitzer
2025-10-27 15:04 ` Chuck Lever
2025-10-27 15:19 ` Mike Snitzer
2025-10-27 15:05 ` Christoph Hellwig
2025-10-24 14:42 ` [PATCH v7 06/14] NFSD: Always set IOCB_SYNC in direct write path Chuck Lever
2025-10-24 15:22 ` Jeff Layton
2025-10-27 8:08 ` Christoph Hellwig
2025-10-27 10:38 ` Jeff Layton
2025-10-27 10:40 ` Christoph Hellwig
2025-10-24 14:42 ` [PATCH v7 07/14] NFSD: Remove specific error handling Chuck Lever
2025-10-24 15:22 ` Jeff Layton
2025-10-24 14:43 ` [PATCH v7 08/14] NFSD: Remove alignment size checking Chuck Lever
2025-10-24 15:22 ` Jeff Layton
2025-10-27 8:09 ` Christoph Hellwig [this message]
2025-10-27 13:25 ` Chuck Lever
2025-10-27 13:30 ` Christoph Hellwig
2025-10-24 14:43 ` [PATCH v7 09/14] NFSD: Remove the len_mask check Chuck Lever
2025-10-24 15:23 ` Jeff Layton
2025-10-24 17:16 ` Mike Snitzer
2025-10-24 17:22 ` Chuck Lever
2025-10-24 14:43 ` [PATCH v7 10/14] NFSD: Clean up synopsis of nfsd_iov_iter_aligned_bvec() Chuck Lever
2025-10-24 15:24 ` Jeff Layton
2025-10-24 14:43 ` [PATCH v7 11/14] NFSD: Clean up struct nfsd_write_dio Chuck Lever
2025-10-24 15:26 ` Jeff Layton
2025-10-24 17:20 ` Mike Snitzer
2025-10-24 14:43 ` [PATCH v7 12/14] NFSD: Introduce struct nfsd_write_dio_seg Chuck Lever
2025-10-24 15:30 ` Jeff Layton
2025-10-24 15:37 ` Chuck Lever
2025-10-24 17:57 ` Mike Snitzer
2025-10-24 14:43 ` [PATCH v7 13/14] NFSD: Clean up direct write fall back error flow Chuck Lever
2025-10-24 15:32 ` Jeff Layton
2025-10-24 18:01 ` Mike Snitzer
2025-10-24 14:43 ` [PATCH v7 14/14] NFSD: Initialize separate ki_flags Chuck Lever
2025-10-24 15:34 ` Jeff Layton
2025-10-24 18:13 ` Mike Snitzer
2025-10-24 19:34 ` Chuck Lever
2025-10-24 20:37 ` Mike Snitzer
2025-10-24 21:16 ` Chuck Lever
2025-10-24 23:56 ` Mike Snitzer
2025-10-27 8:15 ` Christoph Hellwig
2025-10-27 10:50 ` Jeff Layton
2025-10-27 10:55 ` Christoph Hellwig
2025-10-27 13:48 ` Chuck Lever
2025-10-27 13:49 ` Christoph Hellwig
2025-10-27 16:18 ` Mike Snitzer
2025-10-27 16:59 ` Mike Snitzer
2025-10-29 7:20 ` Christoph Hellwig
2025-10-27 16:05 ` Mike Snitzer
2025-10-27 17:57 ` Chuck Lever
2025-10-28 3:26 ` Mike Snitzer
2025-10-28 15:37 ` Chuck Lever
2025-10-28 16:04 ` Mike Snitzer
2025-10-28 18:48 ` Chuck Lever
2025-10-28 23:56 ` Mike Snitzer
2025-10-29 15:22 ` Chuck Lever
2025-10-29 16:54 ` Mike Snitzer
2025-10-29 7:37 ` Christoph Hellwig
2025-10-29 7:32 ` Christoph Hellwig
2025-10-29 7:25 ` Christoph Hellwig
2025-10-27 8:14 ` Christoph Hellwig
2025-10-27 8:12 ` Christoph Hellwig
2025-10-27 13:27 ` Chuck Lever
2025-10-27 13:30 ` Chuck Lever
2025-10-27 13:31 ` Christoph Hellwig
2025-10-27 14:11 ` Chuck Lever
2025-10-27 14:45 ` Christoph Hellwig
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