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Date: Thu, 13 Nov 2025 06:57:58 +0100
From: Christoph Hellwig <hch@lst.de>
To: Ritesh Harjani <ritesh.list@gmail.com>
Cc: Christoph Hellwig <hch@lst.de>, Dave Chinner <david@fromorbit.com>,
	Ojaswin Mujoo <ojaswin@linux.ibm.com>,
	Christian Brauner <brauner@kernel.org>, djwong@kernel.org,
	john.g.garry@oracle.com, tytso@mit.edu, willy@infradead.org,
	dchinner@redhat.com, linux-xfs@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-ext4@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, jack@suse.cz,
	nilay@linux.ibm.com, martin.petersen@oracle.com,
	rostedt@goodmis.org, axboe@kernel.dk, linux-block@vger.kernel.org,
	linux-trace-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 0/8] xfs: single block atomic writes for buffered IO
Message-ID: <20251113055758.GA29014@lst.de>
References: <cover.1762945505.git.ojaswin@linux.ibm.com> <aRUCqA_UpRftbgce@dread.disaster.area> <20251113052337.GA28533@lst.de> <87frai8p46.ritesh.list@gmail.com>
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On Thu, Nov 13, 2025 at 11:12:49AM +0530, Ritesh Harjani wrote:
> For e.g. https://lwn.net/Articles/974578/ goes in depth and talks about
> Postgres folks looking for this, since PostgreSQL databases uses
> buffered I/O for their database writes.

Honestly, a database stubbornly using the wrong I/O path should not be
a reaѕon for adding this complexity.